ナンプレ10000 is an Android app that offers an extensive collection of Sudoku puzzles. This free app by 1gravity LLC has a vast range of features, including eight difficulty levels, auto-set, auto-erase, and infinite undo/redo options. Users can choose from six input methods and highlight completed numbers, selected numbers, and incorrect digits. The app also has an advanced hint feature that offers a detailed list of solving techniques and evaluates the puzzle's difficulty level.

The app has a color-coding mode that supports highlighting of solving techniques for cells and pencil marks. Users can track game statistics such as the shortest, longest, and average time taken to solve puzzles for each difficulty level. Additionally, the app has a puzzle editor that allows users to create their Sudoku puzzles from scratch. The app also has a puzzle generator that can create puzzles for all eight difficulty levels. If users are struggling to solve a puzzle, they can use the app's solver feature to get instant solutions.

The app has a user-friendly interface that can be used in both portrait and landscape modes. It supports all screen sizes and types, touchscreens, keyboards, and trackballs. It can be installed on external storage devices and is compatible with Androidx. However, the free version of the app contains ads.