Fade In Professional Screenwriting Software: The Portable Solution for Modern Writers
For the modern screenwriter, inspiration often strikes far from the desk. Whether you're in a crowded coffee shop, on a long-haul flight, or in the back of a production van, your tools must be as mobile as your ideas. Fade In Professional Screenwriting Software has carved out a reputation as a lean, powerful, and highly portable alternative to legacy industry standards like Final Draft.
Here is why Fade In is a top-tier choice for writers prioritizing a portable and professional workflow. 1. Cross-Platform Versatility
Portability isn't just about moving a device; it’s about moving between them. Fade In is uniquely compatible across virtually every operating system used by professionals today: Desktop: Full support for Windows, macOS, and Linux.
Lightweight Hardware: Reliable performance on Chromebooks (via Linux support), making it ideal for budget-friendly portable setups.
Mobile Access: While the legacy mobile app was discontinued, the new Fade In Access allows you to view and edit scripts through a web browser on any iPhone, iPad, or Android device. 2. Industry-Leading Compatibility
A portable workflow is useless if you can't share your work. Fade In ensures you remain professional on the go by offering robust import and export options:
Final Draft Support: Seamlessly open and save .fdx files, the industry's primary exchange format.
Multiple Formats: Support for Fountain (markdown), Scrivener, and standard PDFs, ensuring you can deliver your script in whatever format a producer requires. 3. Lightweight and Offline Functionality
Unlike cloud-only writing tools that fail without a Wi-Fi connection, Fade In is a traditional "offline-first" application Fade In is offline by default.
No Internet Required: You can write in a cabin in the woods or on a plane without worrying about "syncing" issues.
Fast Loading: The software architecture is modern and efficient, meaning it launches almost instantly even on older laptops. 4. Professional Features for Production
Even while portable, Fade In doesn't skimp on high-end production tools required on a professional set:
Revision Management: Easily manage production rewrites with scene locking and revision page colors.
Automated Formatting: Intelligent autocomplete for characters and locations speeds up the writing process on smaller keyboards.
Navigator and Index Cards: Powerful outlining tools help you jump between scenes quickly, a necessity when editing on smaller screens. 5. Unbeatable Value for Freelancers
For independent writers, Fade In offers a financial portability that others don't:
One-Time Purchase: A single license (approximately $79.95) includes free updates for life.
Multi-Device License: Your individual license typically allows installation on multiple computers you personally own. Summary of Portable Benefits Why it Matters for Portability Linux Support Use it on lightweight Chromebooks and older hardware. Offline Mode Write anywhere without a stable internet connection. Fade In Access Edit on mobile devices via your web browser. .fdx Export
Stay professional by sending industry-standard files from the field.
Whether you're a seasoned pro or an aspiring screenwriter, Fade In provides the stability and flexibility needed for a truly mobile career.
Here’s a concise review of Fade In Professional Screenwriting Software with a focus on its portable capabilities and overall utility.
Most screenwriting software locks you into an ecosystem. Fade In uses a native .fadein file format, but it exports to Final Draft (FDX) , PDF, Fountain, and Rich Text Format perfectly. If a producer sends you an FDX file, Fade In opens it without corrupting the formatting.
Why choose Fade In for portability over the industry standard, Final Draft? The answer is simple: file structure and licensing.
Final Draft uses a complex licensing server that frequently "phones home." Moving a Final Draft installation to a USB drive almost always corrupts the activation. Fade In, by contrast, uses a simple license file (license.dat) that, once placed in the correct user data folder, authenticates the software instantly. For the portable writer, Fade In is simply superior.
Additionally, Fade In opens FDX (Final Draft) files natively and exports to PDF, Fountain, and even HTML. You lose nothing by switching.
If you write from a single, personal laptop that you never share, you do not need the portable version. Just install the standard version.
However, if you answer "yes" to any of the following, buy Fade In and make it portable immediately:
Fade In Professional Screenwriting Software Portable is not a hack; it is a legitimate, stable, professional workflow. It respects your freedom as a writer. It removes the friction between you and the blank page.
For $79.95 (a one-time payment, unlike subscription-based competitors), you get the best pagination engine in the business, native FDX support, and the ability to run it from a lanyard USB stick.
Stop waiting for software to install. Start writing.
Get Fade In. Go Portable. Never lose a scene again.
Disclaimer: Always respect software licensing agreements. The "portable" method described involves copying your legally purchased installation. Do not distribute the portable folder to others. Fade In is a trademark of GDC Software Ltd.
Fade In: The Screenwriter’s Ultimate Portable Powerhouse Whether you’re writing on a train, in a cafe, or during a lunch break at your day job, the biggest hurdle isn't just writer's block—it's having a tool that moves with you. Enter Fade In Professional Screenwriting Software, the industry’s worst-kept secret for writers who value speed, portability, and professional standards without the "industry standard" price tag. Why Fade In is the King of Portability
Unlike traditional software that tethers you to a single workstation, Fade In is built for the modern, nomadic writer.
Install Everywhere: Your individual license allows you to install the software on multiple computers that you personally own, regardless of whether they run macOS, Windows, or Linux.
Seamless Cloud Syncing: While it doesn't have its own built-in cloud, Fade In plays perfectly with Dropbox, Google Drive, and OneDrive. Just save your .fadein file to a synced folder, and your progress is updated across every device instantly.
Mobile Companion: With dedicated apps for iOS and Android, you can review or edit scenes on your phone or tablet.
Linux Support: For those who prefer a specialized, distraction-free Linux setup, Fade In is one of the few professional tools that offers full native support. Pro Features in a Slim Profile
Don't let its "lightweight" feel fool you. Fade In packs a punch with features usually reserved for $200+ software:
Intelligent Formatting: It anticipates your next move—hitting "Tab" switches from character to parenthetical, and "Enter" moves from scene heading to action automatically. fade in professional screenwriting software portable
Revision Management: Essential for production, it handles page and scene locking and tracks changes with colored asterisks.
Universal Compatibility: It can import and export Final Draft .fdx files, ensuring you can still collaborate with agents and producers who stick to the old guard. The Bottom Line
At a one-time cost of roughly $79.95 (with free lifetime updates), Fade In is a "secret weapon" for independent and working screenwriters alike. It’s fast, it’s stable, and it won't crash when you're 50 pages into your masterpiece.
Fade In is widely regarded by professional screenwriters as a flexible, high-performance alternative to industry standards like Final Draft, particularly valued for its cross-platform compatibility and "buy-it-once" licensing.
While there is no official "standalone" portable version (like a .zip file specifically for USB drives), Fade In offers several features that make it exceptionally portable for writers on the move. 1. Cross-Platform Versatility
Unlike software that locks you into a single ecosystem, Fade In runs natively on Windows, macOS, and Linux.
Single License: A single registered license allows you to install the software on all your personal computers, regardless of the operating system.
No "Activation Phone Home": Because it is traditional "offline" software, it doesn't require a constant internet connection to function, making it ideal for working in remote locations or while traveling. 2. Mobile and Web Portability
Fade In has transitioned its mobile strategy to ensure you can access your work from any device:
Fade In Professional Screenwriting Software does not officially offer a standalone "portable" application (e.g., a
or single executable designed to run entirely from a USB drive without installation), its lightweight nature and cross-platform flexibility make it highly adaptable for mobile workflows. 1. "Semi-Portable" Installation
You can choose a custom installation location during the setup process on Windows. Target a USB Drive
: Run the installer and, when prompted for the destination folder, select your USB flash drive System Dependencies
: Note that the software may still write some configuration or registry data to the host computer's OS. For a truly "zero-footprint" experience, you may need third-party application virtualization tools. 2. Multi-Device Accessibility
A single purchase of Fade In Pro allows you to install the software on all your personal computers
, regardless of the operating system (Windows, Mac, or Linux). This eliminates the need for a portable version if you have access to your own devices at different locations. 3. Mobile Writing & Syncing
For true portability, use Fade In's dedicated mobile apps for iOS and Android. Cloud Sync "Online Services" menu within the desktop version to link to Seamless Hand-off
: Saving your script to a cloud-synced folder allows you to open and edit the same file on your phone or tablet while traveling. Local Backups
: If you prefer not to use the cloud, you can manually save your files to a USB drive or use peer-to-peer syncing tools like Resilio Sync
to keep folders updated across devices without a central server. 4. Comparison to Portable Alternatives If a strictly portable is a dealbreaker, consider
, a free, multi-platform screenwriting software known for its simplicity and ease of use across different systems without heavy installation requirements. If you'd like, let me know: operating system (Windows/Mac/Linux) you use most. If you need to work on public computers (like at a library) or just across your own devices. Your preference for offline vs. cloud Download - Fade In
Fade In Professional Screenwriting Software is widely considered one of the best alternatives to Final Draft for professional writers. While there isn't a dedicated "Portable" download (like a .paf or PortableApps format), there are several ways to achieve a portable workflow. 1. The "Manual" Portable Method (Windows/Linux)
Fade In is a lightweight application (approx. 20MB) and doesn't rely heavily on deep system registry entries for core functionality.
Linux: Download the generic .tar.gz package from the Fade In Download page. You can extract this directly onto a USB drive and run the executable from there on any compatible Linux system without installation.
Windows: Users often report success by simply copying the installed Fade In folder from C:\Program Files\ onto a USB drive. Since it's a self-contained binary, it can usually run on other Windows machines, though you may need to re-enter your registration key on the new device. 2. Cloud-Based Portability
Instead of a physical USB, most professionals use cloud syncing to make their workspace portable.
Fade In Access: This is an optional cloud service that allows you to store scripts and access them via a web browser on any computer without installing software.
Dropbox/Google Drive: By saving your .fadein files to a cloud folder, you can switch between your desktop, laptop, and mobile devices seamlessly. 3. Mobile Companion Apps Fade In is highly portable via its dedicated mobile apps:
Here’s a short, professional-format scene written in Fade In-style screenplay format (portable, single scene). I'll present it as plain text you can paste into screenwriting software.
INT. SUBWAY PLATFORM – NIGHT
A flickering fluorescent light hums overhead. A lone VENDING MACHINE coughs up change.
JULIA (30s), buttoned coat, earbuds dangling, grips a worn notebook. She scans the crowd—tension in her jaw.
Across from her, A MAN (40s) in a rumpled suit fidgets with a cigarette that never reaches his lips. He watches JULIA with an intent that’s almost polite.
ANNOUNCER (V.O.) Next train arriving on Track Two.
The PLATFORM RUMBLES. People shift; a subway screeches in, brakes howling. Doors slide open.
JULIA steps forward, then freezes as she spots something on the ground: a small, crumpled POLAROID. She kneels, thumb brushing the glossy edge.
INSERT — POLAROID: A SMILING CHILD, seven or eight, sunlight haloing his hair. On the back, a single word in blue ink: FORGIVE.
JULIA’S breath quickens. She looks up. The MAN is gone.
She stands, clutching the photo, eyes darting to the departing train. No sign of him.
A HAND touches her shoulder. JULIA spins—it's MARCO (late 20s), disheveled but warm-eyed, carrying two coffees. Portable Version: Key Features
MARCO You look like you found someone's secret.
JULIA forces a laugh, tucks the POLAROID into her notebook.
JULIA Or someone found mine.
MARCO (confused) You okay?
JULIA hesitates, then offers the smallest smile.
JULIA I will be.
An exhausted BEAT. The PLATFORM clears; only JULIA and MARCO remain.
MARCO Want to grab that coffee before the world finishes off our trains?
JULIA nods. They move toward the exit. As they pass the vending machine, JULIA glances back—the spot where the Polaroid was is empty, like it never existed.
CUT TO:
EXT. SUBWAY ENTRANCE – NIGHT
Rain begins to fall, soft and steady. JULIA and MARCO step into it, the city swallowing them in its neon pulse.
FADE OUT.
If you'd like a longer scene, multiple scenes, or a file formatted specifically for Fade In (.fountain or .fdx-compatible), tell me which format and I’ll convert it.
Fade In Professional Screenwriting Software is a highly versatile and cost-effective alternative to industry giants like Final Draft, specifically designed with a focus on cross-platform compatibility and local, offline operation. While it is not traditionally distributed as a "portable app" (like those from PortableApps.com), its lightweight architecture and flexible licensing allow users to easily move it between multiple devices via external storage or cloud services. Portable & Cross-Platform Capabilities
Fade In excels at maintaining a consistent workflow regardless of the hardware you are using: Features - Fade In
Fade In Professional Screenwriting Software does not offer an official "portable" version (like a .paf or standalone zero-installation folder) from its developer, GCC Productions. However, it is widely considered one of the most lightweight, hardware-flexible, and cross-platform screenwriting tools available on the market.
Below is a detailed report on how to achieve extreme portability with Fade In, alongside its core features and specifications. 🚀 How to Make Fade In "Portable"
While a strict click-and-run portable file isn't sold, users achieve a portable, carry-anywhere setup through the following methods:
USB Drive Installation: You can purchase the software, download the installer, and manually copy the installed application folder or the setup file onto a USB flash drive.
The Cloud & Universal OS Support: Because Fade In natively supports Windows, Mac, and Linux, saving your .fadein working files to a cloud folder (like Dropbox or Google Drive) allows you to plug into virtually any computer and immediately pick up your work.
True Mobile Portability: Fade In offers highly-rated companion mobile apps for both iOS and Android. This allows you to carry your full screenplay setup directly in your pocket. 📊 Fade In At a Glance
Fade In is a premium, industry-standard alternative to Final Draft. It is highly favored by professional filmmakers (such as Rian Johnson, who used it to write Knives Out). Feature Comparison - Fade In
Table_title: Feature comparison Table_content: header: | | Fade In Professional Screenwriting Software | Final Draft 11 | row: | : Comparing Prices - Fade In
In professional screenwriting software (like Final Draft, Fade In, or Highland), a "Fade In" is formatted as a Transition Here is exactly how it should look: Formatting Rules: Alignment: It is the only transition that is left-aligned
[1]. All subsequent transitions (like FADE OUT: or CUT TO:) are right-aligned. Capitalization: It must be in Punctuation: It is always followed by a Placement:
It is the very first line of the script, placed before the first Scene Heading (Slugline) [1, 3].
Follow it with one blank line before your first scene heading [1].
If you are using professional software, you can usually just type "Fade" and hit
, and the program will automatically format and align it for you. that follows your Fade In?
Fade In Professional Screenwriting Software is widely regarded as the top professional-grade alternative to industry giant Final Draft, particularly for writers who value a fast, cross-platform, and "lighter" experience. It is used by industry heavyweights like Craig Mazin (The Last of Us, Chernobyl) and offers full industry-standard formatting at a significantly lower price point. Why Professionals Choose Fade In
Speed and Stability: Unlike heavier software, Fade In is known for being extremely responsive and "brisky," with almost no lag even in long scripts.
Platform Versatility: It is one of the few professional tools that runs natively on Windows, macOS, and Linux.
Affordability: While Final Draft often retails for ~$249, Fade In is priced at $79.95, and its updates have historically been free for existing users.
Industry Compatibility: It seamlessly imports and exports .fdx files, ensuring you can collaborate with producers or agents who still use Final Draft. Portability and Mobile Workflow
Fade In is highly portable, designed for writers who need to switch between devices without losing formatting or metadata.
Title: Why the "Portable" Revolution is the Best Thing to Happen to FADE IN (And Your Career)
Every screenwriter knows the ritual. You finally find that perfect seat at the coffee shop, the noise-canceling headphones are on, the oat milk latte is steaming, and you open your laptop ready to type "FADE IN."
But then, the horror.
You realize your script is trapped on your desktop hard drive. Or worse, you’re borrowing a friend's laptop on set, and you have to download a 500MB installer, sign in, authenticate, and update drivers just to change a line of dialogue. Truly portable – No registry entries, no admin
For years, screenwriting software felt like heavy machinery—anchored to a single machine, bulky, and rigid. But the rise of portable professional screenwriting software, particularly Fade In, has changed the game for writers on the move.
In the world of screenwriting, few names command as much respect as Fade In. Consistently rated as the top alternative to Final Draft, Fade In Professional Screenwriting Software offers a potent blend of powerful formatting tools, cross-platform stability, and user-friendly design. But for writers who live a nomadic lifestyle—jumping between office computers, library laptops, and studio workstations—the standard installation isn’t always enough.
Enter the concept of the portable version.
For years, screenwriters have searched for a "Fade In Professional Screenwriting Software portable" solution. While the official developers do not distribute a standalone portable executable (due to licensing architecture), the screenwriting community has developed several legitimate workflows to achieve total portability. This article explores what "portable" actually means for Fade In, how to set it up legally, and why this approach could revolutionize your writing process.
Do not rely on the physical USB drive only (they get lost). Inside your portable folder, create a symlink or simply store your .fadein files in a subfolder that syncs to Dropbox, Google Drive, or OneDrive.
How to do it:
FadeIn_Portable.FadeIn.exe.My_Scripts.E:\FadeIn_Portable\My_Scripts.Result: You walk to the library, plug in your USB, open the file. Fade In loads the script from the USB, but the USB syncs with the cloud when you get home.
Rating: 9.5/10
Fade In’s portable version is the gold standard for on‑the‑go screenwriting. It’s not a stripped-down tool – it’s the full professional application living on a thumb drive. If you work across multiple Windows machines or want a disaster-proof writing kit, this is unbeatable.
Recommended USB setup:
Fade In portable + your script files + a PDF viewer → complete mobile writing studio.
Note: For the latest portable build, check the official Fade In support portal (login required).
Title: The Portable Professional: Evaluating Fade In Professional Screenwriting Software’s Portable Edition
Introduction
In the fast-paced world of screenwriting, where deadlines loom and inspiration rarely strikes in front of a stationary desktop, mobility has become a non-negotiable asset for writers. Traditional screenwriting software, while powerful, often tethers users to a single machine through installation-based licenses and registry entries. Fade In Professional Screenwriting Software, developed by Kent Tessman, has emerged as a leading alternative to industry giants like Final Draft. Among its most compelling features is its portable edition—a version designed to run entirely from a USB flash drive or external storage device without any system installation. This essay examines the functionality, advantages, potential drawbacks, and broader implications of the portable version of Fade In Professional, arguing that it represents a paradigm shift toward writer-centric, cross-platform flexibility in creative software.
Functionality and Technical Foundation
Fade In Professional is renowned for its native support of the .fadein format, as well as seamless import/export of Final Draft (.fdx), PDF, plain text, and Fountain files. The portable edition retains all core features of the desktop version: automatic formatting to industry standards (e.g., Courier 12pt, correct margins for scene headings, action lines, character cues, and dialogue), real-time collaboration tools, revision tracking, and robust outlining capabilities. What distinguishes the portable edition is its self-contained nature—all settings, macros, dictionaries, and templates are stored within the same directory as the executable. No entries are written to the Windows Registry (or equivalent on macOS/Linux), and no dependencies are installed on the host machine. This is achieved through careful environment redirection, where the software reads configuration files from its own folder rather than system directories.
Advantages of the Portable Version
The most immediate benefit of the portable edition is true mobility. A screenwriter can carry their entire writing environment—including active projects, character bibles, and personalized autocorrect lists—on a keychain-sized USB drive. Moving between a home desktop, a library computer, a co-working space, or a collaborator’s laptop requires nothing more than plugging in the drive and launching the executable. For writers who travel frequently or teach screenwriting workshops, this eliminates the anxiety of incompatible software versions or missing preferences.
Second, the portable edition enhances privacy and security. Since no traces remain on the host computer after the drive is removed, writers working on sensitive projects (e.g., unreleased studio assignments or personal memoirs) can rest assured that temporary files are written only to the portable drive’s own cache, which can be encrypted using standard USB encryption tools. This makes Fade In Portable a valuable tool for journalists and investigative documentary writers as well.
Third, it offers IT-friendly deployment in educational or institutional settings. A university film department can equip a computer lab with Fade In Portable on a shared network drive, allowing students to run the software without requiring administrator privileges or individual installations. Updates are centralized: the instructor simply replaces the portable folder with the newer version. This drastically reduces support overhead compared to maintaining licensed installations across dozens of machines.
Potential Drawbacks and Considerations
No solution is without limitations. The portable edition’s performance is inherently tied to the speed of the storage medium and USB interface. On older USB 2.0 drives, launching the software and loading large scripts may exhibit noticeable lag. Moreover, while the software itself is cross-platform (Windows, macOS, Linux), the portable approach works best on Windows due to the ubiquity of portable drive letter mounting. On macOS, Gatekeeper and permission systems may require extra steps to authorize an un-signed application from an external drive.
Another consideration is license management. Fade In’s standard license is per-user, not per-machine. The portable edition operates under the same license key, but users must ensure they do not inadvertently run multiple instances from different drives simultaneously, as this could violate the single-user agreement. However, for individual writers, this is rarely an issue.
Comparison with Alternatives and Industry Context
Final Draft, the industry standard, does not offer an official portable edition. Workarounds such as installing to a USB drive and manually editing paths often fail due to hardcoded registry dependencies. Other alternatives like WriterSolo (the open-source offline version of WriterDuet) provide a portable option, but lack Fade In’s polish and advanced outlining tools. Trelby and KIT Scenarist offer lightweight portability but fall short in professional production tracking and revision handling. Thus, Fade In Portable occupies a unique niche: full professional feature set plus uncompromised portability.
Conclusion
Fade In Professional Screenwriting Software Portable is not merely a convenience—it is a statement about the future of creative software. By decoupling the tool from the machine, it empowers writers to work on their own terms, in any environment, without leaving digital footprints. While not without minor technical caveats, its benefits of mobility, privacy, and low-friction deployment far outweigh its limitations. For the professional screenwriter who values both power and freedom, the portable edition of Fade In represents a new standard: the writer’s desk, now small enough to fit in a pocket. As remote and hybrid work models continue to reshape creative industries, tools like Fade In Portable will likely become not just an option, but an expectation.
The elusive dream of every screenwriter is the ability to write anywhere, at any time, without being tethered to a bulky desktop or a specific operating system. When looking for professional-grade tools that offer portability, Fade In Professional Screenwriting Software consistently tops the list. Unlike many of its competitors that rely on heavy installations or restrictive cloud-only models, Fade In provides a lightweight, versatile, and truly portable experience.
Here is why Fade In is the ultimate choice for the mobile screenwriter. The Power of Cross-Platform Compatibility
Portability isn't just about fitting software on a thumb drive; it is about the software fitting into your life across different devices. Fade In is famous for its "work anywhere" philosophy. It offers full versions for Windows, macOS, Linux, Android, and iOS.
Most professional tools treat mobile apps as "lite" versions meant only for quick notes. Fade In’s mobile iterations are robust. You can format, paginate, and manage production tools directly from a tablet or smartphone. This means you can start a scene on your Mac at home and finish it on your Android phone while waiting for a flight, without losing a single formatting element. Universal File Formats and Cloud Syncing
A major barrier to portability is file compatibility. Fade In uses an open, XML-based file format (.fadein). This ensures that your files are small, stable, and easily readable across different platforms. To enhance portability, Fade In integrates seamlessly with: Google Drive
By saving your project to a synced folder, you can jump between devices effortlessly. Because the software is lightweight, sync conflicts are rare, and the files load almost instantly even on slower mobile data connections. The "Portable" USB Installation
For writers who move between different computer terminals—such as library computers, studio offices, or internet cafes—Fade In offers a distinct advantage. Because it does not require complex registry entries or deep system integration to run, it is possible to create a "portable" setup.
By installing the software onto a high-speed USB drive, you can often run the executable directly on different machines (provided the OS is compatible). This allows you to carry your entire writing environment, including your custom templates and dictionaries, in your pocket. Minimal System Requirements
Portability often implies using hardware that isn't a powerhouse. Whether you are using an aging MacBook Air or a budget-friendly Chromebook (via the Linux or Android app features), Fade In remains snappy.
It doesn't hog RAM or drain your battery like some of the more resource-heavy industry standards. This efficiency extends your writing sessions when you are away from a power outlet, making it the ideal companion for long train rides or coffee shop marathons. Professional Features on the Go
Choosing a portable workflow usually means sacrificing high-end features. Fade In refuses that compromise. Even in its most mobile forms, you still have access to: Standard industry formatting that adjusts automatically.
Full screenplay reorganization tools (Navigator and Index Cards).
Production features like revision tracking and scene numbering. Seamless export to PDF and Final Draft (.fdx) formats. Conclusion
Fade In Professional Screenwriting Software has redefined what it means to be a mobile writer. It balances power with a small digital footprint, ensuring that your creativity is never limited by your location. By prioritizing cross-platform parity and lightweight performance, it remains the gold standard for screenwriters who need their office to be as mobile as they are.
Imagine carrying your entire writing studio—not just your script files, but the actual software with your preferences, templates, and shortcuts—on a tiny USB drive. With Fade In’s portable capabilities, you can plug your drive into a Mac, a Windows PC, or a Linux machine, and your environment is identical. You aren't borrowing someone’s computer; you are temporarily using their hardware to run your setup.