OverRapid vs BrainCalcu
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
OverRapid
Experience a dynamic rhythm game with a unique V-shaped lane design and multiple game modes. Unlock songs step-by-step and challenge your best scores. Enhance your gameplay with optional features and affordable music packs.
- 4 lanes and 2 scratch lanes
- V-shaped lane design
- Random, Mirror, and Hard modes
- Song unlock system
- BEST mode for record comparison
- Add-on music packs
- Clap and Auto Play features
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Latest iOS version is highly recommended. ◆ Game Feature ◆ ▣ Dynamic playstyle with 4 lanes and 2 scratch lanes for added DJ action! ▣ V-Shaped lane designed for ease of use and comfort for the user! ▣ Random, Mirror and Hard mode support! ▣ BGE and BGA feature to captivate you! ▣ Step by step play with song unlock system! ▣ Play against your best record with BEST mode in the settings! ▣ Cheap prices of addon music packs! ▣ Features such as Clap and Auto Play to enhance your play! Terms of Use (EULA): https://teamarcstar.com/terms/
BrainCalcu
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Are you ready to put your arithmetic skills to the ultimate test? Dive into this thrilling math game that sharpens your mind while you race against the clock! Each round presents you with a simple yet engaging challenge: solve an addition problem by selecting the correct answer from four options. But there’s a twist – you only have 5 seconds to make your choice! As soon as the question appears, the countdown begins, and an animated color ring tracks your remaining time, adding intensity to the challenge. The pressure is on as you quickly decide which button holds the correct answer. Tap the right one before the timer runs out and see if you can keep your streak alive! With its clean design and vibrant visuals, the game offers an enjoyable and mentally stimulating experience for players of all ages. Whether you're a math enthusiast looking to stay sharp or just someone who loves a quick brain workout, this game is perfect for you. How fast can you calculate? How many correct answers can you rack up before time gets the better of you? Download now and embark on a math adventure that’s as fun as it is educational. Test your speed, improve your mental math, and see how you rank among the best. Can you keep up with the pace? There's only one way to find out!
Screenshots
Verdict
The clearest difference is in-app purchases: BrainCalcu at none against OverRapid's 24. BrainCalcu also leads on update cadence (daily vs every 5 weeks). OverRapid's advantage is ads (none vs shown) and device support (3 vs 1). On price 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. OverRapid sells 23 in-app purchases, starting at $3.99 per month. BrainCalcu asks for nothing beyond the download.
OverRapid ships an update every 5 weeks, BrainCalcu daily. The most recent releases landed on September 21, 2026 and September 17, 2026 respectively.
| Parameter | OverRapid | BrainCalcu |
|---|---|---|
| Price | Free | Free |
| Rating | 4.2 (78 ratings) — better | — |
| Positive reviews | 64.8% of reviews | — |
| Number of ratings | 78 — better | — |
| Update frequency | Every 5 weeks | Daily — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 12.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 80 MB | 5 MB |
| Age rating | 4+ | 17+ |
| Developer | Arcstar Co.,Ltd | Ghassan Jaam |
In-app purchases
OverRapid
- Premium Pass3 Days trial$3.991 Month
- Futuristic Orientalism$0.99
- X-Mas Pack 1$1.99
- Original Pack 5$2.99
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- Original Pack 7$2.99
- Music - DECORATION$2.99
- Original Pack 2$2.99
- Dynamix Pack 2$2.99
- Original Pack 4$2.99
- Evolutionary Reboot Pack$2.99
- Act.3 Avant-garde$3.99
- ALTERNATIVE$3.99
- UNLIMITED$3.99
- TELESCOPE$3.99
- Phigros Pack 1$3.99
- Phigros Pack 2$3.99
- Act.2 Sentimentalism$3.99
- Act.1 Anti-Roman$3.99
- STARGAZER$3.99
- VIVACE$3.99
- ASTRONOMER$3.99
- Fusion Core Pack$3.99
- OverDrive$3.99
BrainCalcu
No in-app purchases









