Tire Calculator is made and published by Extreme Software, Inc. AppBrain is an independent app data site and isn't affiliated with Extreme Software, Inc. The app name, icon, screenshots and description belong to Extreme Software, Inc. and are shown as published on the App Store.

About Tire Calculator

Tire Calculator was an utilities app developed by Extreme Software, Inc. It was removed from the App Store Feb 28, 2026.

User Ratings

Tire Calculator was rated 2.48 out of 5 stars, based on 25 ratings.

App Information

Tire Calculator cost $2.99. The app size was 2.19 MB. The last available version was 2.1. The last update was on October 27, 2017.

Technical Requirements

The app had a content rating of Everyone. The app had been available on the App Store since before 2010.

Description by Extreme Software, Inc. (from the App Store)

This automotive tire calculator will help you determine if your new tire size will be compatible with your factory or previous tire size.

This application will show you before and after results for the following:
* Sidewall Height,
* Wheel&Tire Radius,
* Wheel&Tire Diameter,
* Tire Circumference,
* Rotations per mile or kilometer,
* Difference in Speedometer Readings,
* And approximate Speedometer Results

[This application is compatible with and can display both standard and metric results.]

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This app is currently not available on the App Store.

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Screenshots

Screenshots of this removed app

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Changelog of Tire Calculator

No changelog data

Developer information for Extreme Software, Inc.

Extreme Software, Inc.

Address:

Comments on Tire Calculator for iOS

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Technologies used by Tire Calculator

Frequently asked questions about Tire Calculator

Is Tire Calculator free?

No. Tire Calculator cost $2.99 on the App Store.

Is Tire Calculator still available?

No. Tire Calculator was removed from the App Store. We last saw it there Feb 28, 2026.

How large is Tire Calculator?

Tire Calculator is 2.19 MB.

Is Tire Calculator suitable for children?

App Store rates the content of Tire Calculator as suitable for everyone.

How do people rate Tire Calculator?

Tire Calculator scored 2.48 out of 5 stars, from 25 ratings on the App Store.

Who made Tire Calculator?

Tire Calculator was developed by Extreme Software, Inc. It was listed in the utilities category on the App Store.

What are the best alternatives to Tire Calculator?

People looking at Tire Calculator also look at these utilities apps: Tyre(Wheel) Size Calculator, Tire Size Calculator Plus, NanoTire, Wheels Speed Calculator, Tire Size Calculator - Upsize.

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Tire Calculator