
Description: Sudoku HD+ is a sudoku puzzle game app for Android devices. It offers a smooth, responsive interface with colorful themes, multiple difficulty levels, hints, auto-check, and unlimited undo. Good option for sudoku fans looking for an ad-free premium experience.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: USB Sudoku is a portable sudoku game that can run directly from a USB flash drive without needing to be installed. It features a simple, no-frills interface for playing classic sudoku puzzles ranging from easy to hard difficulty levels.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API