Comparison

ABCx3 vs Killer Sudoku

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

Head to head
About

ABCx3

Features
Read full description

ABCx3 is a next-generation multiplayer word game built around creativity and communities. Create custom game boards, join tournaments, vote for favorite designs, and play with friends on endlessly unique boards created by players around the world. Features: โ€ข Multiplayer games with up to 8 players โ€ข Communities with tournaments and shared boards โ€ข Board design contests and community voting โ€ข Powerful custom board editor โ€ข AI opponents โ€ข Support for 34 languages โ€ข No ads โ€ข Free to play Create your own way to play. Premium subscriptions unlock additional features, but the full game can be enjoyed for free.

About

Killer Sudoku

Features
Read full description

Killer Sudoku Brain Puzzle is built for players who enjoy logic-first puzzle solving and a challenge that feels a little more demanding than regular sudoku. By combining classic sudoku rules with cage sum clues, each puzzle becomes deeper, more thoughtful, and more satisfying to solve. The experience stays clean and readable, while the puzzle design rewards careful thinking instead of guesswork. Features: - Clean killer sudoku gameplay - Classic number logic with cage sum rules - Multiple difficulty levels from Easy to Expert - Helpful hints for difficult moments - Smooth input and focused puzzle flow - Bright and dark themes for comfortable play Whether you play for a few minutes of daily brain training or settle in for a longer session, Killer Sudoku Brain Puzzle delivers a calm but rewarding logic challenge. If you enjoy sudoku, number puzzles, brain games, and smart daily challenges, this is a puzzle you will want to keep coming back to. Train your logic. Stay focused. Clear the board.

Screenshots

ABCx34 screens
Killer Sudoku4 screens

Verdict

The call

The clearest difference is ads: ABCx3 at none against Killer Sudoku's shown. ABCx3 also leads on update cadence (every 2 days vs every 3 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. ABCx3 sells 5 in-app purchases, starting at $0.99 per month and Killer Sudoku sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

ABCx3 ships an update every 2 days, Killer Sudoku every 3 months. The most recent releases landed on November 8, 2026 and November 5, 2026 respectively.

Scorecard2 real differences ยท 4 level
ABCx3 versus Killer Sudoku: the parameters behind the verdict, then further details
ParameterABCx3Killer Sudoku
PriceFreeFree
Update frequencyEvery 2 days โ€” betterEvery 3 months
AdsNo โ€” betterYes
In-app purchasesYesYes
DevicesiPhone, iPad, iPod, Mac โ€” betteriPhone, iPad, iPod
Requires iOS15.015.0
Further details โ€” not scored
Size139 MB131 MB
Age rating4+4+
DeveloperAB Cx3SyGame

In-app purchases

5 purchases

ABCx3

Subscriptions2
  • Premium Monthly$0.991 Month
  • Premium$7.491 Year
One-time3
  • 10 Game Board Credits$0.99
  • 30 Game Board Credits$1.99
  • 100 Game Board Credits$5.99
1 purchases

Killer Sudoku

One-time1
  • Remove Ads$9.99

Questions

Is ABCx3 free?
ABCx3 is free to download, with in-app purchases available.
Is Killer Sudoku free?
Killer Sudoku is free to download, with in-app purchases available.
Do ABCx3 or Killer Sudoku have ads?
Killer Sudoku shows ads; ABCx3 does not.
Which is updated more often, ABCx3 or Killer Sudoku?
ABCx3 ships an update every 2 days, and Killer Sudoku every 3 months. Most recently, ABCx3 was updated on November 8, 2026 and Killer Sudoku on November 5, 2026.

Other comparisons