# Bicycle Gear Ratio Calculator

> App for calculating bicycle single-speed gear ratios. (iPhone/iPad app by Fraser Moore.)

- Source: https://appshunter.io/ios/app/bicycle-gear-ratio-calculator/id971574634 (this page in markdown: same URL + `.md`)
- Developer: [Fraser Moore](https://appshunter.io/developer/971574633)
- Category: Sports, Health & Fitness
- Price: Free
- Rating: 3.00/5 from 2 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 9.3 · 21 MB
- Languages: English
- Released: 2015-04-11
- Data updated: 2026-06-10
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/bicycle-gear-ratio-calculator/id971574634/reviews.md

## What is Bicycle Gear Ratio Calculator?

The simplest app to determine single speed gear ratios for your bicycle.

Available ranges for everything from 29er mountain bikes to fixie road bikes.

## Key features

- Calculate single-speed gear ratios
- Supports 29er mountain bikes
- Supports fixie road bikes
- Wide range of bike compatibility

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/bicycle-gear-ratio-calculator/id971574634/reviews.md

### 3/5 — Not bad

*2020-12-05, version 1.2*

Straight forward but not wide enough gear selection, chain ring needs to go as low as 22, and cassette as low as 10 and as high as 51

## Frequently asked questions about Bicycle Gear Ratio Calculator

### What is Bicycle Gear Ratio Calculator?

Bicycle Gear Ratio Calculator is a free app designed to help cyclists determine single-speed gear ratios for their bicycles. It covers a range of bike types, from mountain bikes to fixies.

### What devices does Bicycle Gear Ratio Calculator support?

Bicycle Gear Ratio Calculator is available for iPhone, iPad, and iPod devices.

### How often is Bicycle Gear Ratio Calculator updated?

The latest version of Bicycle Gear Ratio Calculator is 1.2, which was released on November 21, 2017. The app was initially released on April 11, 2015.

### What is the age rating for Bicycle Gear Ratio Calculator?

Bicycle Gear Ratio Calculator has an age rating of 4+, making it suitable for a wide range of users.

### Does Bicycle Gear Ratio Calculator have ads?

No, Bicycle Gear Ratio Calculator does not contain advertisements. It is a completely free application.

### What is the user rating for Bicycle Gear Ratio Calculator?

Bicycle Gear Ratio Calculator has a rating of 3.0 stars based on 2 user reviews.

### Can Bicycle Gear Ratio Calculator be used for geared bikes?

No, Bicycle Gear Ratio Calculator is specifically designed for determining single-speed gear ratios and is not intended for bikes with multiple gears.

## Version history (last 3 releases)

### 1.2 — 2017-11-21

This app has been updated by Apple to display the Apple Watch app icon.

Updated to support iOS 11 and iPhone X.

### 1.1 — 2016-09-13

UI updates to look good on newer devices and iOS 10!
Support for iPad!

### 1.0 — 2015-04-11

No release notes.

## Apps similar to Bicycle Gear Ratio Calculator

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [MTB Gear Ratio](https://appshunter.io/ios/app/mtb-gear-ratio/id1508922825) | 3.0 (1) | Free | Sports |
| [Wiva Cycling](https://appshunter.io/ios/app/wiva-cycling/id1134998512) | — | Free | Sports |
| [Rad 3D](https://appshunter.io/ios/app/rad-3d/id1103912788) | 4.1 (21) | Free | Sports |
| [Gearbag by Gatesnap Labs](https://appshunter.io/ios/app/gearbag-by-gatesnap-labs/id1637272321) | 5.0 (3) | Free | Sports |
| [MyCampy-EPS](https://appshunter.io/ios/app/mycampy-eps/id1078964167) | 4.1 (216) | Free | Sports |
| [BMC Companion App](https://appshunter.io/ios/app/bmc-companion-app/id1661834531) | 3.1 (13) | Free | Sports |

## More apps by Fraser Moore

- [Fuel Economy Utility](https://appshunter.io/ios/app/fuel-economy-utility/id1158709684)
- [TireSizer Tire Size Calculator](https://appshunter.io/ios/app/tiresizer-tire-size-calculator/id1323237999)

All apps by Fraser Moore: https://appshunter.io/developer/971574633

---

*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 2026-06-10.*