Comparison

Brain Train Sudoku vs 무한! 스도쿠 지옥

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

Head to head
About

Brain Train Sudoku

Engage your mind with a vast collection of free Sudoku puzzles. This game offers a simple yet addictive experience with helpful tools like auto-save and note-taking. Track your progress and compete globally as you master increasingly challenging levels.

Highlights
  • Over 10,000 free Sudoku puzzles
  • Auto-save and note-taking features
  • Multiple difficulty levels
  • Offline play support
  • Global leaderboards
  • Play statistics
Read full description

Over 10000 free sudoku puzzles Super Simple and Super Convenience but Super Addictive! BTS is the best Sudoku game in your life. ◆ What's Sudoku? Sudoku, also called Number place, is one of the most popular puzzles. The rules are so simple that you can get started easily. ◆ Brain Train Sudoku : BTS Cool and clear graphics using eye-friendly colors. Keep playing Sudoku, your character will grow up! Become a god of sudoku by solve sudoku every day! ◆ Simple & Convenience Auto Save - Auto save anytime during the play Note - Try writing the expected answers Quick Note - Switch to Note mode by double-touching the cell Auto Note Erase - The numbers used are automatically deleted from the note Duplicate Detector - Find numbers already in use by other cells Undo - You can undo all your play history Restart - Replay the sudoku puzzle you are currently playing Leaderboard - Competition with users around the world Statistic - Analyze my information including average completion time ◆ Difficulty BASIC EASY NORMAL HARD EXTREME The level of difficulty to enjoy from beginner to Sudoku master ◆ Offline Play Play anywhere without an internet connection ※ When you delete an app from your device, app data will be deleted.

About

무한! 스도쿠 지옥

Challenge yourself with endlessly generated Sudoku puzzles. This game offers a range of difficulties, from beginner to extreme 'hell' levels, ensuring a tailored experience for every player. Enjoy a fresh challenge every time with its unique concept and characters.

Highlights
  • Endlessly generated Sudoku puzzles
  • Multiple difficulty levels (Beginner to Hell)
  • Intuitive and clean UI
  • Fast and smooth gameplay
  • Unique hell concept and characters
Features
Read full description

끝없이 생성되는 스도쿠 퍼즐에 도전하세요! ‘무한! 스도쿠 지옥’은 초급부터 지옥 난이도까지, 누구나 자신의 실력에 맞게 즐길 수 있는 스도쿠 게임입니다. 가볍게 머리를 푸는 한 판부터, 집중력과 인내심을 시험하는 극한 난이도까지 준비되어 있습니다. 매번 새로운 문제가 생성되므로 질리지 않고 계속 플레이할 수 있습니다. ■ 주요 특징 무한 생성 스도쿠 퍼즐 초급 / 중급 / 고급 / 최고 / 지옥 난이도 직관적이고 깔끔한 UI 빠르고 쾌적한 플레이 개성 있는 지옥 컨셉과 캐릭터 스도쿠 초보자도, 하드코어 퍼즐 플레이어도 모두 환영합니다. 당신은 과연 지옥 난이도를 클리어할 수 있을까요?

Screenshots

Brain Train Sudoku4 screens
무한! 스도쿠 지옥4 screens

Verdict

The call

The clearest difference is rating: 무한! 스도쿠 지옥 at 5.0 against Brain Train Sudoku's 3.7. 무한! 스도쿠 지옥 also leads on in-app purchases (none vs 4) and review sentiment (100% vs 75%). Brain Train Sudoku's advantage is ads (none vs shown) and update cadence (every 3 days vs every 10 days). On ratings volume 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

ReceptionRating · Positive reviews · Number of ratings

무한! 스도쿠 지옥 holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 3 and 4 respectively. Written reviews point the same way: 75% of Brain Train Sudoku's written reviews are positive against 100% of 무한! 스도쿠 지옥's.

UpkeepUpdate frequency

Brain Train Sudoku ships an update every 3 days, 무한! 스도쿠 지옥 every 10 days. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

Scorecard7 real differences · 3 level
Brain Train Sudoku versus 무한! 스도쿠 지옥: the parameters behind the verdict, then further details
ParameterBrain Train Sudoku무한! 스도쿠 지옥
PriceFree — better—
Rating3.7 (3 ratings)5.0 (4 ratings) — better
Positive reviews75.0% of reviews100.0% of reviews — better
Number of ratings34 — better
Update frequencyEvery 3 days — betterEvery 10 days
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS9.0 — better15.0
Further details — not scored
Size107 MB163 MB
Age rating4+4+
DeveloperFunnyPack Inc.base-d Co., Ltd.

Customer experience

Brain Train Sudoku

All ratings4 ratings
Positive75.0%
Neutral0.0%
Negative25.0%
Written reviews4 reviews
Positive75.0%
Neutral0.0%
Negative25.0%

무한! 스도쿠 지옥

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

4 purchases

Brain Train Sudoku

One-time4
  • 5 hints$0.99
  • 15 hints$1.99
  • Remove Ads$1.99
Show 1 more
  • Unlimited hints$4.99
None

무한! 스도쿠 지옥

No in-app purchases

Questions

Is Brain Train Sudoku free?
Brain Train Sudoku is free to download, with in-app purchases available.
Is 무한! 스도쿠 지옥 free?
Pricing for 무한! 스도쿠 지옥 is not currently listed on the App Store.
Which has better reviews, Brain Train Sudoku or 무한! 스도쿠 지옥?
무한! 스도쿠 지옥 is rated higher. Brain Train Sudoku averages 3.7 out of 5 from 3 ratings, while 무한! 스도쿠 지옥 averages 5.0 from 4 ratings.
Do Brain Train Sudoku or 무한! 스도쿠 지옥 have ads?
무한! 스도쿠 지옥 shows ads; Brain Train Sudoku does not.
Which is updated more often, Brain Train Sudoku or 무한! 스도쿠 지옥?
Brain Train Sudoku ships an update every 3 days, and 무한! 스도쿠 지옥 every 10 days. Most recently, Brain Train Sudoku was updated on November 2, 2026 and 무한! 스도쿠 지옥 on October 31, 2026.

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