Sudoku4ever Free

Name: Sudoku4ever Free
Rating: 4.5 (2 reviews)
Author: 1gravity LLC

Unlimited number of puzzles, eight difficulty levels, world-class hint engine and game statistics - simply the best Sudoku app on…

As of May 2026, Sudoku4ever Free has 23 users and a 4.50/5 rating from 2 reviews.

1gravity LLC

Chrome Web Store ↗.crx

Users−11.5%

Rating0%

4.50

2 reviews

Reviews0%

Version

2.02

Manifest V2

History

2 snapshots

Tracking since Apr 25, 2026.

View as table

Date	Users	Rating	Reviews	Version
Apr 25, 2026	26	4.50	2	2.02
May 21, 2026	27	4.50	2	2.02
Now	23	4.50	2	2.02

Permissions & access

Permissions: alarmsunlimitedStoragenotificationsstorageclipboardReadaccessibilityFeatures.readclipboardWrite
Host access: https://clients2.google.com/

Screenshots

About

Unlimited number of puzzles, eight difficulty levels, world-class hint engine and game statistics - simply the best Sudoku app on the market.


••••• Game Play •••••

★ Eight different Sudoku variants: Classic & Jigsaw puzzles (aka Squiggly), Asterisk-, Centerdot-, Color-, Hyper-, Percent- & X-Sudokus
★ Eight difficulty levels: very easy, easy, moderate, advanced, hard, very hard, fiendish, nightmare
★ Six input methods (digit first, cell first, mixed, Andoku cell first, Andoku digit first, popup)
★ Pencil marks with auto set or auto erase
★ Persistent undo/redo
★ Auto save
★ Bookmarks
★ Highlighting of selected digits and pencil marks
★ Highlighting of completed digits
★ Highlighting of incorrect digits
★ Coloring mode (cells and pencil marks) to support coloring solving techniques
★ Very advanced hint functionality
★ Analysis functionality to rate the difficulty of a Sudoku puzzle and to get a detailed list of required solving techniques
★ Game statistics: fastest, average, slowest times and total time played for each difficulty level
★ Extremely configurable
★ The integrated solver solves any Sudoku in milliseconds


••••• Supports •••••

✔ Portrait and landscape mode
✔ All screen types and sizes
✔ Touch screen, keyboard and trackball
✔ Installation on external storage (e.g. sdcard)


••••• Hint Functionality •••••

★ Full House
★ Hidden Single
★ Hidden Subset (Pair, Triple + Quad)
★ Naked Single
★ Naked Subset (Pair, Triple + Quad)
★ Locked Candidates (Pointing + Claiming)
★ X-Wing (Regular, Finned + Sashimi) 
★ Swordfish (Regular, Finned + Sashimi) 
★ Jellyfish (Regular, Finned + Sashimi) 
★ XY-, XYZ-, WXYZ-, VWXYZ-, UVWXYZ-, TUVWXYZ-, STUVWXYZ-, RSTUVWXYZ-Wing
★ W-Wing
★ Almost Locked Candidates (Pair, Triple + Quad)
★ Avoidable Rectangle (type 1 + 2)
★ Hidden Unique Rectangle
★ Uniqueness Test (type 1, 2, 3, 4 + 5)
★ BUG+1, BUG+2, BUG+3 and BUG+4
★ Aligned Pair + Triple Exclusion
★ Sue de Coq
★ ALS-XZ, ALS-XY-Wing
★ Remote Pairs
★ Bidirectional Cycles
★ Forcing X-Chains
★ Forcing XY-Chains
★ Nishio Forcing Chains
★ Double Forcing Chains
★ Contradiction Forcing Chains
★ Region Forcing Chains
★ Cell Forcing Chains

If you like the game, don't forget to rate it!