Free
In-App Purchases
About
50,000+ unique puzzles.
Convenient Practice Mode with 24 strategies so far, with more coming.
“Forward” command to auto-perform trivial actions (solve Naked or Hidden Singles), so that you can concentrate on the strategy.
Three-stage Hint system with the first stage just giving you the strategy name, so you can have another look at the board.
No Internet connection is ever needed. After you install the app :)
Private - no tracking, no data collection of any kind.
No adds!
Show more
What's New in Sudoku Lab
1.1
May 19, 2025
Five more Master-level strategies to practice.
4
In-App Purchases
$0.99
Basic Strategies
Pairs, X-Wing, Skyscraper, Two-String Kite...
