ONO vs Brain Power
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
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.
- 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
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Fun! Fast! Free! Unique Bedrock 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.
Brain Power
Engage in three distinct brain-training games designed to challenge your cognitive abilities. Compete globally in Challenge Mode or play casually to improve your scores. Test your logic, memory, and speed with unique gameplay mechanics.
- Challenge Mode for global competition
- Casual play for individual improvement
- Order Of Operations puzzle
- Follow The Leader memory game
- Speed card game
- Test logic, memory, and speed
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Put your mind to the test and play to find out your Brain Power! Up for a challenge? Play in Challenge Mode to see how high you can push your Brain Power and compete. against players around the world to see how you stack up. Looking to play more casually? Each individual game is playable in a no-stakes environment where you simply see how well you can do. Choose from three playable games: Order Of Operations - Using randomly generated numbers and a lot of wit, see if you can create an equation that equals a specific number. Follow The Leader - Follow the path created by the leader as it gets longer and longer and see how far you can go. Speed - Place all your cards on the stack in ascending or descending order before your opponent does.
Screenshots
Verdict
The clearest difference is in-app purchases: Brain Power at none against ONO's 1. Brain Power also leads on ads (none vs shown) and update cadence (weekly vs every 2 months). 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
Both are free to download. ONO sells 1 one-off in-app purchase. Brain Power asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for ONO against 5.0 for Brain Power. Both are backed by a comparable volume of ratings — 9 and 4 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
ONO ships an update every 2 months, Brain Power weekly. The most recent releases landed on September 10, 2026 and June 5, 2026 respectively.
| Parameter | ONO | Brain Power |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (9 ratings) | 5.0 (4 ratings) |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 9 — better | 4 |
| Update frequency | Every 2 months | Weekly — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 95 MB | 129 MB |
| Age rating | 4+ | 4+ |
| Developer | Real Maxwell LLC | Devin Alexander Young |
Customer experience
ONO
Brain Power
In-app purchases
ONO
- Remove Ads in ONO$0.99
Brain Power
No in-app purchases









