Ratio Calc!

November 28, 2024

-Improved charts -Updated database

November 25, 2024

Ratio Calc is back, modernised, and free. Please consider leaving a tip. -Easily searchable cars list -Quickly mark your favourite cars -Dark mode -Dark mode app icons -Transponder widget

February 23, 2019

-Support for the latest devices and iOS -Improved the database update process to show more details -Removed the text erasing buttons on the text fields when editing notes -Moved the gear and diameter pickers up so that the results can be seen whilst changing the settings -Updated database and manufacturers -Various other little tweaks and improvements Enjoy your R/C racing!

January 23, 2018

We've added a tip jar - the app has been kept up to date since 2011 and we've never charged for an update. Any tip will unlock the ability to change the app's colour scheme and app icon - we've even included some retro icons that may be familiar to long time users. Also in this version: -Improved watch app reliability -Transponder input form improvements -Other boring little fixes and optimisations

January 8, 2018

-iPhone X support -Improved Apple Watch app (watchOS 2+ required) -Now you can save motor and timing details for your saved cars -Improved displays when using larger display fonts

January 26, 2017

- Change of support email address Enjoy your racing!

November 11, 2016

-You can now update the car database more easily -iOS10 compatibility -Latest car database included

May 14, 2016

-Improved car database updating - simply pull to refresh on the manufacturers screen -Quickly copy your transponder number into the clipboard -Fixed an issue with the ruler displaying incorrectly -Improved iPad Pro support

November 3, 2015

- Transponder store improvements - you can now save more than 3 transponder numbers - thanks to Jason H for the suggestion. ****Note:**** Please ensure you visit the transponder store part of the app to migrate your existing transponder numbers over to the new version. Until this is done they will not show in the Today widget or on the Apple Watch Glance. - iPad multitasking support for iO9 - Revised app layouts - faster navigation using tabs - Several other tweaks and improvements

October 6, 2015

-Database update URL has now changed. This version is required to continue receiving car database updates. -Fixed a bug which hid the car notes under the keyboard if the note was more than a few lines long. Thanks Michael T for reporting this.

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