Comparison

Sudoku Trainer! vs Sumthing

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

Head to head
About

Sudoku Trainer!

This app offers a clean and efficient Sudoku puzzle experience with multiple difficulty levels and helpful tools like notes mode and candidate filling. Enjoy a smooth gameplay with features like auto-save, dark mode, and offline play.

Highlights
  • Multiple difficulty levels
  • Notes mode
  • Candidate filling button
  • Smart hints
  • Auto-save progress
  • Dark mode
  • Offline play
Features
Read full description

We built the Sudoku app we wanted to play - one that respects your time and intelligence. No flashy animations or unnecessary features. Just a well-crafted puzzle experience that feels right. What's included: • Multiple difficulty levels from Easy to Diabolical • A clean design that's easy on the eyes • Notes mode for tracking possibilities • Button to fill all candidates • Hints feature with smart analysis to help you find the next move • Auto-save so you never lose progress • Dark mode for night solving • Full accessibility support • Play history tracking to see what you've played, and what games you couldn't finish, and go back to them to try again Nice touches: • See how many of each number are left to place • Cells highlight to help you track rows, columns, and boxes • Gentle haptic feedback (if you like that sort of thing) • Timer and move counter for the competitive types • Works perfectly offline We focused on getting the basics right - smooth gameplay, readable numbers, and puzzles that load instantly. Whether you're killing time on the subway or unwinding before bed, it's just a solid Sudoku app that works the way you'd expect. Terms of use: https://sudoku-trainer.com/terms

About

Sumthing

A daily logic puzzle game where you rearrange numbers in a grid to make every line sum to the same total. It offers a clean, calming experience designed to sharpen logical reasoning and focus.

Highlights
  • Daily magic square puzzles
  • Rearrange numbers to match target sum
  • Track time and moves
  • Share results with friends
  • Strengthens logic and focus
  • Clean, calming design
Features
Read full description

Sumthing is the daily puzzle game for people who love to think. If you enjoy Wordle, Sudoku, or logic puzzles, you’ll love solving magic squares in Sumthing. Every day, everyone around the world gets the same magic square puzzle. Your goal is simple: - Make every line add up to the same total How It Works - A partially filled magic square appears each day - Some numbers are locked - You swap the rest to solve - Finish with the fewest moves and fastest time Why You’ll Love Sumthing - One fresh puzzle every day - Clean, calming design - Easy to learn, hard to master - Track your time and moves - Share your result with friends - No ads. No distractions. Just puzzles. Daily Score & Sharing When you solve the puzzle, you’ll get a shareable card showing: - Time taken - Number of swaps - Daily puzzle number Post it, challenge friends, and compare strategies. Magic squares strengthen: - Logical reasoning - Pattern recognition - Mental math - Focus and patience Just a few minutes a day keeps your brain sharp. Whether you play during your morning coffee or before bed, Sumthing turns thinking into a daily habit. Download Sumthing and solve today’s square.

Screenshots

Sudoku Trainer!4 screens
Sumthing3 screens

Verdict

The call

The clearest difference is in-app purchases: Sumthing at none against Sudoku Trainer!'s 3. Sumthing also leads on ads (none vs shown) and update cadence (daily vs weekly). On price, rating, review sentiment and ratings volume 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 Trainer! sells 3 in-app purchases, starting at $0.99 per month. Sumthing asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Sumthing holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 6 and 3 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

UpkeepUpdate frequency

Sudoku Trainer! ships an update weekly, Sumthing daily. The most recent releases landed on October 25, 2026 and October 1, 2026 respectively.

Scorecard4 real differences · 6 level
Sudoku Trainer! versus Sumthing: the parameters behind the verdict, then further details
ParameterSudoku Trainer!Sumthing
PriceFreeFree
Rating4.8 (6 ratings)5.0 (3 ratings) — better
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings6 — better3
Update frequencyWeeklyDaily — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.115.1
Further details — not scored
Size79 MB46 MB
Age rating4+4+
DeveloperNicholas NelsonNitishchandra Reddy Ramayyagari

Customer experience

Sudoku Trainer!

All ratings6 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews4 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Sumthing

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

3 purchases

Sudoku Trainer!

Subscriptions2
  • Sudoku Premium Monthly$0.991 Month
  • Sudoku Premium Annual$4.991 Year
One-time1
  • Sudoku Premium Lifetime$9.99
None

Sumthing

No in-app purchases

Questions

Is Sudoku Trainer! free?
Sudoku Trainer! is free to download, with in-app purchases available.
Is Sumthing free?
Sumthing is free to download, with no in-app purchases.
Which has better reviews, Sudoku Trainer! or Sumthing?
Sumthing is rated higher. Sudoku Trainer! averages 4.8 out of 5 from 6 ratings, while Sumthing averages 5.0 from 3 ratings.
Do Sudoku Trainer! or Sumthing have ads?
Sudoku Trainer! shows ads; Sumthing does not.
Which is updated more often, Sudoku Trainer! or Sumthing?
Sudoku Trainer! ships an update weekly, and Sumthing daily. Most recently, Sudoku Trainer! was updated on October 25, 2026 and Sumthing on October 1, 2026.

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