Description: Duolingo Math is an educational app that teaches math skills interactively through bite-sized lessons, quizzes, and puzzles. It covers topics like arithmetic, algebra, geometry, and more for elementary through high school levels.
Type: software
Pricing: Free
Description: TestDisk is an open source data recovery utility used to recover lost partitions and repair boot problems. It supports various file systems and operating systems.
Type: software
Pricing: Open Source