# TRM Gear Ratio Calculator — Gear Ratio Calculator

> Speedway racing gear ratio and top speed calculation tool. (iPhone/iPad app by Simon Spitzbarth.)

- Source: https://appshunter.io/ios/app/trm-gear-ratio-calculator/id6758323436 (this page in markdown: same URL + `.md`)
- Developer: [Simon Spitzbarth](https://appshunter.io/developer/1872282507)
- Category: Reference, Sports
- Price: $1.99
- Age rating: 4+
- Requires: iOS 13.0 · 1 MB
- Languages: American English
- Released: 2026-01-28
- Data updated: 2026-08-14
- Monetization: paid
- User reviews in markdown: https://appshunter.io/ios/app/trm-gear-ratio-calculator/id6758323436/reviews.md

## What is TRM Gear Ratio Calculator?

The TRM Gear Ratio Calculator helps speedway racers calculate theoretical top speed based on rev limit, gear ratio, final drive, and tyre dimensions. Save multiple calculations and compare setups instantly.

## Key features

- Theoretical top speed calculation
- Input rev limit, gear ratio, final drive, tire dimensions
- Save multiple calculations
- Compare racing setups
- Instant results

## Recent user reviews (2 of 2)

All indexed reviews: https://appshunter.io/ios/app/trm-gear-ratio-calculator/id6758323436/reviews.md

### 5/5 — App

*2026-04-09*

A must have

### 5/5 — ⭐️⭐️⭐️⭐️⭐️

*2026-01-29*

Great App, highly recommended to download!

## Frequently asked questions about TRM Gear Ratio Calculator

### What is the TRM Gear Ratio Calculator used for?

The TRM Gear Ratio Calculator is used by speedway racers to calculate their theoretical top speed based on various engine and tire parameters. It helps in comparing different setups to optimize performance.

### How much does the TRM Gear Ratio Calculator cost?

The TRM Gear Ratio Calculator is a paid app, priced at $1.99. This one-time purchase grants you access to all its features.

### What devices is the TRM Gear Ratio Calculator available on?

The TRM Gear Ratio Calculator is currently available for iPhone and iPod touch devices. It is designed for iOS users.

### Is the TRM Gear Ratio Calculator suitable for young users?

Yes, the TRM Gear Ratio Calculator has an age rating of 4+, making it suitable for users of all ages. It is a straightforward calculation tool.

### How often is the TRM Gear Ratio Calculator updated?

The TRM Gear Ratio Calculator was last updated on January 29, 2026, shortly after its release on January 28, 2026. Future updates will depend on user feedback and developer plans.

### Does the TRM Gear Ratio Calculator have ads?

No, the TRM Gear Ratio Calculator does not contain advertisements. As a paid application, it provides an ad-free experience for its users.

### Can I save my calculations in the TRM Gear Ratio Calculator?

Yes, the TRM Gear Ratio Calculator allows you to save multiple calculations. This feature enables you to easily compare different gear ratio setups and their potential impact on top speed.

### What information do I need to enter into the TRM Gear Ratio Calculator?

To calculate theoretical top speed, you need to input the rev limit, gear ratio, final drive, and tire dimensions. The calculator then processes this data to provide instant results.

## Version history (last 1 release)

### 1.0 — 2026-01-29

No release notes.

## More apps by Simon Spitzbarth

- [CrewChief Ai](https://appshunter.io/ios/app/crewchief-ai/id6759054140)

All apps by Simon Spitzbarth: https://appshunter.io/developer/1872282507

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-14.*