Stress Free Sudoku Game Book! official icon

Stress Free Sudoku Game Book!

By Boy Howdy Technology LLC · iPhone & iPad

4.8 (1.9K)4+FreeAvailable now

• 100% FREE! DOWNLOAD NOW AND START HAVING FUN! :-) "This is by far the best Soduku App. The highlighting of the numbers is fantastic." --DrMike94 "So many levels!!! This game is brilliant, I'm addicted. I really recommend it for people who love sudoku!" --B3thB3th15 BEST SUDOKU EVER: "I have played on a number of games and this is by far the BEST

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Inside the game.

Official screenshots supplied through Apple. Artwork belongs to the respective developer. View on theApp Store ↗

About Stress Free Sudoku Game Book!

Developer description, as provided in the original store listing.

• 100% FREE! DOWNLOAD NOW AND START HAVING FUN! :-)
"This is by far the best Soduku App. The highlighting of the numbers is fantastic." --DrMike94
"So many levels!!! This game is brilliant, I'm addicted. I really recommend it for people who love sudoku!" --B3thB3th15

BEST SUDOKU EVER: "I have played on a number of games and this is by far the BEST one I have ever truly enjoyed! NO timers, NO penalties for bumping the wrong number. Just plain ol relaxation solving a game I really enjoy. Thanks for taking the complications out of this game."
--AuntMadre

• 200,000 Sudoku Puzzles, with 5 difficulty levels!
• No timers at all! Just relax and have fun!
• Full UNDO support!

• 10,000 Very Easy Sudokus!
• 40,000 Easy Sudokus!
• 50,000 Medium Sudokus!
• 50,000 Hard Sudokus!
• 50,000 Genius Sudokus!

• Beautiful, easy to read numbers!

• Fast and intuitive dual-keypad input system - just tap a cell and easily mark your answer or pencil marks!
• Pencil marks are auto-erased as you enter answers! (Can be turned off if you wish)
• Horizontal and Vertical guidelines make it easy to look at your current row and column (Can be turned off if you wish)

• Auto-highlight other cells with the same number as the currently selected cell
• Auto-highlight cells that have a visible conflict
• Auto-highlight pencil marks that have a visible conflict
(All of these highlights can be disabled if you wish)

• Hint function if you get stuck!
• Check your work function, to spot any problems you've got if you're unsure!

Good to know.

Developer
Boy Howdy Technology LLC
Release date
May 10, 2013
Latest version
1.38
Requires
iOS 12.0 or later
Price snapshot
Free GBP
Source checked
Oct 23, 2026

Apple App Store lookup ↗ · Store ratings, prices, and availability can change. Check the App Store for your region.

A few quick answers.

Is Stress Free Sudoku Game Book! available on iPhone?

Stress Free Sudoku Game Book! is listed on the GB App Store. Availability varies by region and compatible device.

Is Stress Free Sudoku Game Book! free?

The recorded download price is free. In-app purchases, subscriptions, or additional content may cost extra. Source checked Oct 23, 2026.

How is the game’s social activity measured?

Good Game Daily compares available samples of recent game mentions with the preceding 24-hour window. Coverage and source failures are disclosed. Read the methodology.

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