HappyKey

5.1

Alexander Baratti

3.67

9 reviews

Free

Download from the App Store

About HappyKey

HappyKey is an overall app developed by Alexander Baratti.

Download Statistics

User Ratings

HappyKey is rated 3.67 out of 5 stars. The rating is based on 9 ratings.

App Information

HappyKey is FREE to download. The APK download size is 4.65 MB. The latest version available is 5.1. The last update was on April 19, 2026.

Technical Requirements

The app has a content rating of Everyone. The app has been available on Google Play March 2015.

Description

HappyKey provides you with a simple keyboard with many useful math symbols. It will fulfill all of your math notation needs with numbers, superscripts, pi, math operators and relations, infinity, and beyond.

Install the app first, then to setup the keyboard go to Settings > General > Keyboard > Keyboards > Add New Keyboard > HappyKey

Note: This is not a calculator. This is an additional keyboard that makes it easier to type math notation.

Credit for the keyboard functionality and design goes to the open source Tasty Imitation Keyboard by Alexei Baboulevitch (GitHub user archagon).

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More data about HappyKey

Price	Free to download
Rating	3.67 based on 9 ratings
Ranking	Not ranked
Version	5.1
App download size	4.65 MB
Suitable for	Everyone

Alternative downloads for the HappyKey app

Changelog of HappyKey

No changelog data

Developer information for Alexander Baratti

Alexander Baratti

Address:

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App Store Rankings for HappyKey

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