Brain It On! vs Ultimate Sudoku Classic
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Brain It On!
Engage your mind with tricky physics puzzles. Draw shapes to find creative solutions to increasingly difficult challenges. Compete with friends and discover multiple ways to solve each puzzle.
- Dozens of brain-busting puzzles
- Puzzles added regularly
- Compete with friends
- Multiple solutions per puzzle
- Share unique solutions
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Deceptively challenging puzzles for your brain! Draw shapes to solve challenging physics puzzles. They're not as easy as they look. Care to give one a try? ◆ Dozens of brain busting puzzles, with more being added all the time ◆ Compete with your friends for the Brain It On! crown ◆ Multiple ways to solve each puzzle, can you find the best solution? ◆ Share your unique solutions and compare with your friends If you like this game, please rate it and leave a comment. As a tiny indie developer your support is greatly appreciated. Thank you for your help! If you don't like something in the game, please email me at support@orbitalnine.com and tell me why. I want to hear your feedback and comments so I can continue to make this game better. Follow @orbitalnine on Twitter for all the latest news and updates on this game and upcoming releases. Like the game on Facebook: facebook.com/OrbitalNine Visit online at: orbitalnine.com I hope you enjoy Brain It On!
Ultimate Sudoku Classic
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Ultimate Sudoku Classic brings the timeless Sudoku experience to iPhone and iPad with clean controls, readable boards, and smooth gameplay designed for both beginners and experienced players. Choose your challenge: • Easy • Medium • Difficult • Insane Play your way: • Original mode for a pure classic experience • Help mode for guided play • Pencil notes • Optional error display • Highlight neighbors and matching values • Auto-fill notes • Chrono and sound options • Customizable display preferences Why players love it: • Clear and comfortable interface • Hundreds of puzzles to complete • Great for quick sessions or long challenges • Optional one-time purchase to remove ads forever Whether you want to relax for a few minutes or push your logic skills further, Ultimate Sudoku Classic gives you the essential Sudoku experience in a polished, focused app. Download Ultimate Sudoku Classic and start solving today.
Screenshots
Verdict
Brain It On! and Ultimate Sudoku Classic are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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. Brain It On! sells 9 one-off in-app purchases and Ultimate Sudoku Classic sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Brain It On! ships an update every 3 weeks, Ultimate Sudoku Classic every 6 weeks. The most recent releases landed on October 29, 2026 and October 9, 2026 respectively.
| Parameter | Brain It On! | Ultimate Sudoku Classic |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (5.2K ratings) — better | — |
| Positive reviews | 80.9% of reviews | — |
| Number of ratings | 5.2K — better | — |
| Update frequency | Every 3 weeks — better | Every 6 weeks |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 191 MB | 38 MB |
| Age rating | 4+ | 4+ |
| Developer | Orbital Nine Games Inc | Lionel Forget |
Bugs and requests
Brain It On!
Reported bugs
4 issues- Level selector not working past level 220
- Inability to draw near screen edges due to OS gestures
- Hint videos not always helpful
- In-app purchases not working as expected
Requested features
5 requests- More levels
- Level editor to create custom puzzles
- Ability to save progress
- Improved drawing controls
- Better hints and guidance
Ultimate Sudoku Classic
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Brain It On!
- Remove Popup Ads$0.99
- The Full Game (75% off)$0.99
- Coin Pack$0.99
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- The Full Game (50% off)$1.99
- Coin Pack$1.99
- The Full Game (25% off)$2.99
- Coin Pack$2.99
- The Full Game$3.99
- Coin Pack$3.99
Ultimate Sudoku Classic
- Remove Ads$3.99
Questions
Is Brain It On! free?
Is Ultimate Sudoku Classic free?
Do Brain It On! or Ultimate Sudoku Classic have ads?
Which is updated more often, Brain It On! or Ultimate Sudoku Classic?
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