38+ iOS apps & games curated and reviewed
If you already know Rolling In Gears, this is the deeper bench. 38+ rolling in gears apps and games for iPhone, all reviewed and ranked by user rating, recency, and download trend as of August 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | $1.99 | — | No | No | May 2026 |
| 2 |  | Free | 4.5★ (64K) | Yes | Yes | Sep 2026 |
| 3 |  | Free | — | Yes | No | May 2026 |
| 4 |  | Free | — | No | No | May 2026 |
| 5 |  | Free | 4.6★ (943) | Yes | Yes | Aug 2026 |
| 6 |  | Free | 4.1★ (30) | No | No | Aug 2026 |
| 7 |  | Free | 2.5★ (2) | No | No | May 2026 |
| 8 |  | Free | 5.0★ (1) | Yes | Yes | Aug 2026 |
Design and build your own powerful double-toothed roller crushing machine. Enjoy endless gameplay with numerous upgrades in this fun and engaging idle game. Play anytime, anywhere, even without an internet connection.
Merge and upgrade gears to earn in-game currency. Click to increase your earnings as you progress. This idle game offers a satisfying loop of merging and growing your gear collection for maximum profit.
Run through challenging obstacle courses, gathering a crowd as you go. Strategically count your moves to save as many team members as possible and lead them to victory.
This utility app provides calculators for setting up, producing, and checking worm, helical, and spur gears. It can be used for individual calculations or as a complete process flow from start to finish.
Guide a simple wheel through an evolutionary journey of upgrades, speed, and power. Transform your wheel into new forms as you progress. Enjoy simple controls, satisfying advancement, and continuous momentum.
This tool calculates gear ratios, torque, and speed for gear train systems. It allows users to simulate how these systems work on the fly, aiding in the design of custom gear systems before physical creation. Ideal for DIY enthusiasts and engineers.
This application provides a comprehensive diagnostic tool for belt drive systems. It measures key parameters like pulley speeds, belt frequency, tension, and system geometry to ensure optimal performance, energy efficiency, and extended service life.
This educational app provides an overview of characteristic values for gears used in industrial metrology. It serves as a reference for understanding gear specifications in a professional context.
Calculate gear teeth and speed for planetary gear systems. Quickly simulate how these systems work on the fly, ideal for DIYers designing their own systems before 3D printing. Understand the formulas and components of epicyclic gear systems.
This app provides interactive tools to calculate gearbox ratios for regular and planetary gearboxes. It features a drag-and-drop design environment for gear trains and a dynamic graphic simulation for planetary gear sets, aiding in understanding and calculation.
This professional mechanical design tool helps engineers and enthusiasts calculate and optimize various gear parameters. It offers accurate calculations for different gear types, custom parameter input, and real-time design previews.
Capture authentic vintage photos and videos with a variety of classic film and modern digital camera emulations. Offers a range of editing tools and effects to enhance your shots without post-editing.