Comparison

Senkai Puzzle vs ONO

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

Head to head
About

Senkai Puzzle

This game challenges you to unscramble puzzles by rotating rows or columns. It offers a familiar yet fresh take on cube-rotating games, with multiple levels and numerous configurations to master. Enjoy beautiful 3D graphics and intuitive controls on your iPhone or iPad.

Highlights
  • Intuitive touch controls
  • No learning curve
  • 7 levels with 100+ challenges
  • 165,888 puzzle configurations
  • HD 3D graphics
  • iPhone and iPad optimized
Features
Read full description

Senkai. Can you solve it? Rotate one row or column at a time to unscramble the puzzle. If you enjoy Rubik's cube you'll love Senkai! Start with the easier 2x1 puzzle, then aim for a black belt on the 2x2 puzzle. "Senkai Puzzle is an intriguing app that brings with it a different take on the popular cube-rotating game we all know and love from our childhood. Give it a shot." -- 148Apps Features: - Smooth and intuitive touch-based control - Nothing to learn before you start - 7 levels of play with 100+ challenges - 165,888 puzzle configurations (2x2) - Beautiful high-definition 3D graphics - Optimized for both iPhone and iPad

About

ONO

A unique logic puzzle game where you clear 'O's from the screen to achieve 'ONO'. It offers a hybrid casual puzzle experience with increasing complexity and variety. Designed to improve clarity, focus, and working memory through engaging gameplay.

Highlights
  • Unique logic puzzle mechanics
  • Chain reaction gameplay
  • Hybrid casual puzzle experience
  • Improves clarity and focus
  • 24 levels with increasing difficulty
  • Free play mode
  • Thousands of puzzle variations
Features
Read full description

Fun! Fast! Free! Unique Pure Logic Brain Game! Start a chain reaction that will clear all the O's from the screen -> ONO (no O's). A new type of hybrid casual puzzle game. An overlapping maze. Like Sudoku without numbers. Wordle without letters. Starting with the simplest forms + rules, complexity and variety emerge as elements are added in larger puzzles. A fun easy way to work on your clarity, focus and working memory. 24 levels from very easy to very hard. Master each level by solving 4 puzzles - you are allowed three tries in each of the first two, two tries in the next and, finally, you must solve one puzzle in a single try. The level is then open for free play with three tries forever.  Skippable interstitial ads after every other level. You can to watch a :30 reward ad to unlock a level or get additional stickers Larger levels have 1000's of puzzle variations making ONO a game you can play over & over. *Hat tip to "A Thousand Brains" by Jeff Hawkins for game inspiration, you should buy this book.

Screenshots

Senkai Puzzle4 screens
ONO4 screens

Verdict

The call

The clearest difference is rating: ONO at 5.0 against Senkai Puzzle's 3.0. ONO also leads on update cadence (every 2 months vs every 14 months) and ratings volume (9 vs 1). Senkai Puzzle's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price, review sentiment 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. ONO sells 1 one-off in-app purchase. Senkai Puzzle asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

ONO holds the better App Store score, 5.0 against 3.0. That said, the two scores are not equally well evidenced: ONO has 9 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

UpkeepUpdate frequency

Senkai Puzzle ships an update every 14 months, ONO every 2 months. Both last shipped on October 14, 2026.

Scorecard7 real differences · 3 level
Senkai Puzzle versus ONO: the parameters behind the verdict, then further details
ParameterSenkai PuzzleONO
PriceFreeFree
Rating3.0 (1 ratings)5.0 (9 ratings) — better
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings19 — better
Update frequencyEvery 14 monthsEvery 2 months — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better15.0
Further details — not scored
Size27 MB98 MB
Age rating4+4+
DeveloperGrifiaReal Maxwell LLC

Customer experience

Senkai Puzzle

All ratings1 ratings
Positive0.0%
Neutral100.0%
Negative0.0%
Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

ONO

All ratings9 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews6 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Senkai Puzzle

No in-app purchases

1 purchases

ONO

One-time1
  • Remove Ads in ONO$0.99

Questions

Is Senkai Puzzle free?
Senkai Puzzle is free to download, with no in-app purchases.
Is ONO free?
ONO is free to download, with in-app purchases available.
Which has better reviews, Senkai Puzzle or ONO?
ONO is rated higher. Senkai Puzzle averages 3.0 out of 5 from 1 ratings, while ONO averages 5.0 from 9 ratings.
Do Senkai Puzzle or ONO have ads?
ONO shows ads; Senkai Puzzle does not.
Which is updated more often, Senkai Puzzle or ONO?
Senkai Puzzle ships an update every 14 months, and ONO every 2 months. Most recently, Senkai Puzzle was updated on October 14, 2026 and ONO on October 14, 2026.

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