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Idle Planet Miner Spreadsheet |verified| May 2026

Game Review: Idle Planet Miner

Developer: Iron Horse Games LLC Genre: Idle / Incremental / Simulation Platform: Android / iOS

Advanced Tactics: What the Spreadsheet Tells You That the Game Hides

Let’s get into the dark mechanics. Once your spreadsheet is running, you will notice three undeniable truths.

Part 2: The "ROI Calculator" (The Engine)

This is the most important part of any Idle Planet Miner spreadsheet. The goal is to determine which upgrade gives you the best income boost per Credit spent. idle planet miner spreadsheet

2. Visuals & Sound (The Neutral)

The game features a clean, pixel-art style. It is functional and charming but won't blow you away. The sound design is satisfying in short bursts—the clink of mining and the whoosh of the cargo elevator—but most long-term players will likely play with the sound off while multitasking.

3. Monetization (The Bad)

Idle Planet Miner is playable for free, but it adheres to the standard mobile idle monetization model. Game Review: Idle Planet Miner Developer: Iron Horse

  • Ads: Watching ads for 2x earnings or free premium currency is encouraged (and almost required) for rapid progression.
  • Microtransactions: The "Research Point" system (the game's premium upgrade currency) is where the paywall subtly sits. While you earn these slowly through gameplay, spending money speeds up the process significantly. It is not pay-to-win in a competitive sense, but it is pay-to-skip-grinding.

4. Smelting & Crafting Calculator

Input your ores → output ingots, alloys, and high-tech items (circuits, lasers, etc.). Tracks:

  • Smelt time per ore
  • Crafting tree dependencies
  • Bottlenecks (e.g., low Titanium → limited Alloy production)

2. Motherlode Mine (offline) Efficiency

Offline income = (Cargo * Speed * 60 * Hours offline) * Ore value
Compare different cargo/speed upgrade costs to find the best upgrade order. Ads: Watching ads for 2x earnings or free

Part 3: Mothership vs. Rover Logistics

A spreadsheet helps you balance your spending between your Mothership (for Gas Giants) and your Rovers (for Solid Planets).