Comparison

Kurotto Extreme vs THE BLOCK PUZZLE

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

Head to head
About

Kurotto Extreme

A logic puzzle game originating from Japan with simple rules for hours of engaging challenges. Fill empty cells based on numbered circles indicating continuous black cells, with no time limits and autosave functionality.

Highlights
  • 350+ challenges across 7 difficulty levels
  • 7 new daily challenges
  • Autosave progress
  • No time limits
  • 2 global leaderboards
  • Full tutorial
Read full description

This game originated in Japan. The rules are really simple so you could enjoy hours of challenges, from easy to complex difficulty. Fill in some of the empty cells with the following rules: 1. The number in a circle indicates the total number of continuous black cells extending from it, vertically and horizontally. 2. Dragon circles may have any number of black cells around them. 3. Cells with circles cannot be colored. This game includes: + 350 challenges across 7 levels of difficulty. + 7 new daily challenges (1 per level of difficulty) + Autosave of your progress solving a grid so you could pause and resume as you wish. + No time limits to complete a challenge + 2 global leaderboards + Full Tutorial + and many more capabilities

About

THE BLOCK PUZZLE

Features
Read full description

Would you like to challenge yourself to clear all the missions and find how many patterns you can discover? This is a puzzle game where you fill panels by combining blocks of various shapes. It is simple yet challenging and fun! There are 10 levels, and anyone of any age, from children to the elderly, can enjoy it. By trying out various patterns, you can repeat "hypothesis" and "verification" and train your logical thinking skills. Let's train our logical thinking skills while having fun. "BASIC mode" Use all the limited blocks to fill the panel. Equipped with over 400 questions from level 1 to level 10! If you're unable to clear a certain question, feel free to use the hint function. Can you clear them all? "CHALLENGE mode" Use selected blocks from 12 types of blocks to fill the panel. From level 1 to level 10, can you find out how many patterns there are for each level? ※Inverted or rotated combinations are counted as separate patterns.

Screenshots

Kurotto Extreme4 screens
THE BLOCK PUZZLE4 screens

Verdict

The call

The clearest difference is update cadence: THE BLOCK PUZZLE at weekly against Kurotto Extreme's every 22 months. Kurotto Extreme's advantage is iOS requirement (13.0 vs 16.4). On price, ads, in-app purchases and device support 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

Kurotto Extreme ships an update every 22 months, THE BLOCK PUZZLE weekly. The most recent releases landed on October 5, 2026 and October 27, 2026 respectively.

Scorecard2 real differences · 8 level
Kurotto Extreme versus THE BLOCK PUZZLE: the parameters behind the verdict, then further details
ParameterKurotto ExtremeTHE BLOCK PUZZLE
PriceFreeFree
Rating5.0 (1 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 22 monthsWeekly — better
AdsYesYes
In-app purchasesNoNo
MonetizationAd-supported—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better16.4
Further details — not scored
Size22 MB47 MB
Age rating4+4+
DeveloperChristophe Barangergravass, Inc.

In-app purchases

None

Kurotto Extreme

No in-app purchases

None

THE BLOCK PUZZLE

No in-app purchases

Questions

Is Kurotto Extreme free?
Kurotto Extreme is free to download, with no in-app purchases.
Is THE BLOCK PUZZLE free?
THE BLOCK PUZZLE is free to download, with no in-app purchases.
Do Kurotto Extreme or THE BLOCK PUZZLE have ads?
Both Kurotto Extreme and THE BLOCK PUZZLE show ads.
Which is updated more often, Kurotto Extreme or THE BLOCK PUZZLE?
Kurotto Extreme ships an update every 22 months, and THE BLOCK PUZZLE weekly. Most recently, Kurotto Extreme was updated on October 5, 2026 and THE BLOCK PUZZLE on October 27, 2026.

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