One Brain vs Top Charts!
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
One Brain
Test your cognitive abilities with a game inspired by the Stroop effect. Quickly identify matching colors, arrow directions, or true/false math equations under time pressure. Challenge your brain to process conflicting information and achieve high scores.
- Stroop effect inspired gameplay
- Color matching challenges
- Arrow direction tests
- Math equation verification
- Timed gameplay
- Score tracking
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One Brain is inspired by the Stroop effect, a famous psychological test that measures how well you handle conflicting information. For example, it's harder to name the color of a word when the word itself spells a different color. This game challenges your whole brain as you fight to process the mixed signals and make the right call before time runs out. Game modes: • Colors: Does the word match the color it's written in? • Arrows: Is the arrow actually pointing the way it says it is? • Numbers: Is the math equation true or false? • Words: Which word matches the definition? How high can you score under pressure?
Top Charts!
Explore diverse questions across various categories, from celebrities to history, and visualize data with multiple chart types. Control graph elements and mechanics to find answers.
- Multiple question categories
- Variety of chart types
- Interactive graph controls
- Data visualization mechanics
- Trivia gameplay
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Many Questions with many different charts! Control graph elements with many different mechanics to answer questions. Questions Types: - Celebrities - Movies, TV Shows, Musics, Sports - Geography, History, Politics, - Casuals Graph Types: - Pie Chart - Bar Chart - Line Chart - Map Chart - Bullet Chart - Area Chart - Progress Bar - Etc...
Screenshots
Verdict
The clearest difference is review sentiment: One Brain at 59% against Top Charts!'s 0%. One Brain also leads on rating (4.4 vs 1.4) and ratings volume (297 vs 5). Top Charts!'s advantage is in-app purchases (none vs 1) and iOS requirement (10.0 vs 15). On price, ads 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
Both are free to download. One Brain sells 1 one-off in-app purchase. Top Charts! asks for nothing beyond the download.
One Brain holds the better App Store score, 4.4 against 1.4. That said, the two scores are not equally well evidenced: One Brain has 297 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 59% of One Brain's written reviews are positive against 0% of Top Charts!'s.
| Parameter | One Brain | Top Charts! |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (297 ratings) — better | 1.4 (5 ratings) |
| Positive reviews | 58.6% of reviews — better | 0.0% of reviews |
| Number of ratings | 297 — better | 5 |
| Update frequency | Weekly | — |
| Ads | Yes | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Ad-supported — better |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPad, iPod |
| Requires iOS | 15 | 10.0 — better |
| Further details — not scored | ||
| Size | 10 MB | 84 MB |
| Age rating | +4 | 4+ |
| Developer | Erik Wegener | MIDPOLY OYUN YAZILIM TASARIM DANISMANLIK HIZMETLERI VE TICARET ANONIM SIRKETI |
Customer experience
One Brain
Top Charts!
Bugs and requests
One Brain
Reported bugs
3 issues- Incorrect registering of correct answers
- Crashes and freezes on certain devices
- Keyboard controls not working as expected
Requested features
3 requests- Adjustable difficulty levels
- More game modes and variations
- Option to disable ads or pay for ad-free version
Top Charts!
Not enough reviews yet to summarise bugs or requests.
In-app purchases
One Brain
- Remove Ads$0.99
Top Charts!
No in-app purchases









