
Description: Color Sudoku is a Sudoku game variant where colors are assigned to numbers or cells. It adds an extra layer of logic and complexity compared to standard Sudoku puzzles.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Planet Sudoku is a free sudoku puzzle game for Windows, Mac, Linux, iOS and Android. It has a simple, clean interface allowing users to play sudoku at multiple difficulty levels with options to show hints or errors. Good for sudoku fans looking for a no-frills sudoku game.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API