Press kit
SudokuDX
SudokuDX is a free online Sudoku platform with a step-by-step AI Sudoku solver, daily puzzles, six difficulty tiers, Killer and 16×16 variants, and head-to-head battles — available on the web and Google Play.
Short pitch (copy & paste)
“SudokuDX is a free Sudoku site whose AI Sudoku solver doesn’t just fill in answers — it teaches you. Paste any puzzle and it walks you through the exact logical technique used at each step, from hidden singles to X-Wings. The platform also offers daily puzzles, an ‘Evil’ mode with only 20 givens, Killer and 16×16 variants, leaderboards, and player-versus-player battles — all free, with no sign-up required, at sodokudx.com.”
Key features
AI Sudoku solver
Free step-by-step solver that explains the technique behind every move — hidden singles to X-Wings and chains.
Every variant
Classic 9×9 across six difficulties (down to 20-given “Evil”), plus Killer, 16×16, and Mini Sudoku.
Daily puzzles & trophies
A fresh daily puzzle, streaks, and a math-themed trophy system from Scalar to Manifold.
Battles & leaderboards
Challenge other players head-to-head with ELO ratings and assist-transparent leaderboards.
Web, PWA & Android
Installable on any device, with a native Google Play app and account sync across platforms.
Deep customization
Accent colors, dark mode, animated seasonal and “Evil” backgrounds, and board-size controls.
Screenshots & assets
Free to use in articles, reviews, and listings. Click any image to open the full-resolution version.
Fact sheet
- Name
- SudokuDX
- Website
- https://sodokudx.com
- Category
- Puzzle / logic games
- Price
- Free (optional one-time Pro upgrade)
- Platforms
- Web, PWA, Android (Google Play)
- Sign-up
- Not required to play
- Contact
- press@sodokudx.com
Writing about SudokuDX?
We’re happy to provide exclusive puzzles, quotes, or early access to new features.
press@sodokudx.com