Comparison

Sudoku + Auto vs Black Block Game

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

Sudoku + Auto

This classic number puzzle game offers thousands of puzzles with adjustable difficulty levels. It features an innovative Auto-Note function that automatically fills in potential numbers, allowing players to focus on solving. Enjoy daily challenges, special events, and progress through increasingly difficult levels.

Highlights
  • Automatic note-taking
  • Thousands of puzzles
  • Multiple difficulty levels
  • Daily challenges
  • Special themed events
  • Instructional hints
  • Customizable palettes
Features
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Sudoku + Auto-Note is the best of classic sudoku, plus Auto-Note! No more missing a cell. No more overlooking a possibility. Auto-Note adds all the notes for you, so you can spend your time solving a puzzle instead of getting ready. SOMETHING FOR EVERYONE Whether you're a seasoned player or just starting out, this is the game for you. There are thousands of puzzles at all levels of difficulty. Start with Easy and work your way up to Diabolical. Auto-Note can add the notes for you, or you can turn it off and add notes yourself. Notes are updated when assigning a cell. If you like, Auto-Check will highlight your mistakes. Or, turn everything off for a more pencil-and-paper feel. 3 WAYS TO PLAY Daily Challenges Build your streak by completing daily challenge puzzles. Special Events Earn badges by completing event-themed puzzles before time runs out. Themes include Pirate's Plunder, Weekend Campout, Pharoah's Tomb, and lots more. Level Up Start by solving Easy puzzles and work your way up through Intermediate and Challenging. Go on to Fiendish and, finally, try your hand at truly Diabolical puzzles. MORE FEATURES Daily Streak Reminders - Enable this option and choose a time of day for a reminder. Instructional Hints - These explain the necessary strategy step by step. Or choose brief one-step hints. Palettes - Three choices keep things easy on the eyes, even in the dark. Single Solutions - Every puzzle has just one solution. Fix Notes - In a jam? Correct and add missing notes from the Mistakes (!) menu. Scoring - Toggle the optional scoreboard from the game settings menu. Timer - Toggle the optional timer from the game settings menu. Download Sudoku + Auto-Note now. Questions? Feature requests? Let us know what you think. Visit funnerware.com's Feedback page. Thanks for playing!

About

Black Block Game

Features
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Place black blocks to score points. Make 10 rows of black blocks horizontally or vertically to explode them. Compare your scores with people around the world and compete for the best score.

Screenshots

Sudoku + Auto4 screens
Black Block Game4 screens

Verdict

The call

The clearest difference is in-app purchases: Black Block Game at none against Sudoku + Auto's 9. Black Block Game also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Sudoku + Auto sells 6 one-off in-app purchases. Black Block Game asks for nothing beyond the download.

UpkeepUpdate frequency

Sudoku + Auto ships an update every 5 weeks, Black Block Game every 3 weeks. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

Scorecard2 real differences · 8 level
Sudoku + Auto versus Black Block Game: the parameters behind the verdict, then further details
ParameterSudoku + AutoBlack Block Game
PriceFreeFree
Rating4.6 (63 ratings) — better—
Positive reviews84.8% of reviews—
Number of ratings63 — better—
Update frequencyEvery 5 weeksEvery 3 weeks — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS13.012.0 — better
Further details — not scored
Size8 MB74 MB
Age rating4+4+
DeveloperFunnerwareJOOWON YUN

In-app purchases

6 purchases

Sudoku + Auto

One-time6
  • All Puzzle Levels$1.99
  • All Puzzle Levels$2.99
  • Ad Removal$3.99
Show 3 more
  • All Puzzle Levels2 variants$3.99
  • Premium Combo2 variants$4.99
  • Premium Combo2 variants$5.99
None

Black Block Game

No in-app purchases

Questions

Is Sudoku + Auto free?
Sudoku + Auto is free to download, with in-app purchases available.
Is Black Block Game free?
Black Block Game is free to download, with no in-app purchases.
Do Sudoku + Auto or Black Block Game have ads?
Sudoku + Auto shows ads; Black Block Game does not.
Which is updated more often, Sudoku + Auto or Black Block Game?
Sudoku + Auto ships an update every 5 weeks, and Black Block Game every 3 weeks. Most recently, Sudoku + Auto was updated on November 3, 2026 and Black Block Game on November 4, 2026.

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