Comparison

Fill Blocks! vs SUDOKU

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

Head to head
About

Fill Blocks!

Features
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In Fill Blocks, you can find; A brand new unique draw match experience. Drawing 2 or 3 tiles to fill the blanks between many different Tetris blocks. 50+ challenges includes many obstacles and diamonds. Clear levels and easy to play, suitable for everyone, perfect choice to spend hours! No WIFI and internet connection is needed, enjoy filling blanks anytime, anywhere. Cool blast animations & visual effects which gives you pure joy while destroying blocks and using boosters!

About

SUDOKU

Features
Read full description

* Sudoku - Classic Brain Puzzle Train your brain with the world's most popular number puzzle! Whether you're a beginner or a Sudoku master, enjoy a premium puzzle experience with our beautifully designed app. ** KEY FEATURES * Multiple Difficulty Levels • Easy, Medium, Hard, Expert, and Special modes • Perfect for beginners and advanced players alike • Progressive unlock system to challenge yourself * Smart Game Features • Pencil mode for note-taking • Auto-remove memos when placing numbers • Smart notes to prevent invalid entries • Unlimited undo function • Hint system with step-by-step explanations * Track Your Progress • Detailed statistics for each difficulty • Personal best times and win rates • Perfect game tracking * 2-Player Battle Mode • Challenge friends in real-time battles • Compete to solve puzzles faster * Customizable Experience • Light and Dark themes • Timer and mistake limit options • Highlight same numbers and areas • Sound effects toggle * Multilingual Support • English, Korean, Japanese, Chinese

Screenshots

Fill Blocks!4 screens
SUDOKU4 screens

Verdict

The call

The clearest difference is iOS requirement: Fill Blocks! at 12.0 against SUDOKU's 15.0. On price, update cadence, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Fill Blocks! ships an update every 4 days, SUDOKU every 2 days. The most recent releases landed on November 4, 2026 and October 28, 2026 respectively.

Scorecard1 real difference · 5 level
Fill Blocks! versus SUDOKU: the parameters behind the verdict, then further details
ParameterFill Blocks!SUDOKU
PriceFreeFree
Update frequencyEvery 4 daysEvery 2 days — better
AdsYesYes
In-app purchasesNoNo
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS12.0 — better15.0
Further details — not scored
Size175 MB40 MB
Age rating4+4+
DeveloperEzgi EvrenselSUNG YOL BAE

In-app purchases

None

Fill Blocks!

No in-app purchases

None

SUDOKU

No in-app purchases

Questions

Is Fill Blocks! free?
Fill Blocks! is free to download, with no in-app purchases.
Is SUDOKU free?
SUDOKU is free to download, with no in-app purchases.
Do Fill Blocks! or SUDOKU have ads?
Both Fill Blocks! and SUDOKU show ads.
Which is updated more often, Fill Blocks! or SUDOKU?
Fill Blocks! ships an update every 4 days, and SUDOKU every 2 days. Most recently, Fill Blocks! was updated on November 4, 2026 and SUDOKU on October 28, 2026.

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