02
Sudoku
29 linksLinks for every kind of Sudoku solver — from beginner to variant master.
Daily Puzzles
- Sudoku.com
Fresh classics & killers.
- WebSudoku
Quick-load puzzles.
- KrazyDad
Printable booklets.
- Conceptis Daily Sudoku
Web/mobile variants.
Solvers & Analyzers
- SudoPedia
Step-by-step logic.
- Sudoku Explainer
Rates difficulty.
- HoDoKu
Desktop trainer.
- OpenSky Solver
Web logic solver.
Apps & Generators
- Sudoku.com App
#1 mobile Sudoku.
- Microsoft Sudoku
Windows app.
- F-Puzzles
Build & share variants.
- SudokuPad
Interactive player/editor.
- Good Sudoku
iOS app that teaches technique.
Variants & Advanced
- Cracking the Cryptic
Daily variant videos.
- PuzzleMadness
Killer, jigsaw, thermo.
- Djape Variants
Hybrids & kakuro.
- Logic Masters Germany
70k+ user variants.
Competitive Solving
- World Puzzle Federation
World championships & rules.
- Sudoku GP
Free online rounds all year.
- UK Puzzle Association
National comps & forums.
Tutorials & Strategy
- SudokuWiki Guide
Techniques from singles to fish.
- Sudoku.com Basics
Beginner rules & tips.
- StackExchange Threads
Deep dives.
- CTC Technique Playlist
Video lessons.
- Sudoku Coach
Interactive technique campaign.
- Sudoku Swami
Deep free video course.
Communities
- r/sudoku
Reddit community.
- CTC Discord
Daily puzzle chat.
- Puzzling.SE
Q&A for variants.