BrainCalcu vs Crazy Arena!
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
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!
Crazy Arena!
Engage in thrilling real-time PvP auto-battles where fighters clash until only one remains. Strategize with diverse characters, skills, and weapon evolutions to become the ultimate champion and earn fight money.
- Real-time PvP auto-battles
- Diverse characters and skills
- Weapon evolution and strategy
- Fast-paced gameplay
- Power-up choices
- Mounts for speed and timing
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CRAZY ARENA — The Wildest Battle Show in the Galaxy! Fast, easy, and thrilling real-time PvP Auto-Battles! Fighters clash until only one remains standing! Win and become the King of Fight Money! [Fast and Easy Battles] Enjoy the thrilling PvP Auto-Battles with simple controls! [Endless Choices] New Round, New Power Up! Your choices can change everything! [The Rush of Speed] Charge at your enemies with mounts to dominate speed & timing! [Active Skills] Diverse characters, various skills and traits! Create your ultimate build! [Weapon Evolution] The more you fight, the stronger your weapon and your strategy become! [The Last Champion] Stay on your feet till the end and seize the spotlight as the No.1 Fighter! Start your PvP Auto-Battle now in CRAZY ARENA!
Screenshots
Verdict
The clearest difference is in-app purchases: BrainCalcu at none against Crazy Arena!'s 10. BrainCalcu also leads on update cadence (daily vs every 2 weeks). Crazy Arena!'s advantage is device support (3 vs 1) and iOS requirement (15.0 vs 18.0). On price and ads 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. Crazy Arena! sells 10 one-off in-app purchases. BrainCalcu asks for nothing beyond the download.
BrainCalcu ships an update daily, Crazy Arena! every 2 weeks. The most recent releases landed on October 27, 2026 and October 30, 2026 respectively.
| Parameter | BrainCalcu | Crazy Arena! |
|---|---|---|
| Price | Free | Free |
| Rating | — | 3.9 (23 ratings) — better |
| Positive reviews | — | 51.4% of reviews |
| Number of ratings | — | 23 — better |
| Update frequency | Daily — better | Every 2 weeks |
| Ads | Yes | Yes |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 18.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 5 MB | 771 MB |
| Age rating | 17+ | 9+ |
| Developer | Ghassan Jaam | 111% |
In-app purchases
BrainCalcu
No in-app purchases
Crazy Arena!
- Starter Pack 1$4.99
- VVIP Membership (30 Day)$5.49
- Ad-Free World (Permanent)$6.99
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- Starter Pack 2$8.99
- Weapon Upgrade Daily Pack$8.99
- Premium Season Pass$9.99
- Gold Package2$10.99
- Crazy Pass$17.99
- Space Dino Pack$19.99
- Starlight Palace Pack Ⅵ$35.99
Questions
Is BrainCalcu free?
Is Crazy Arena! free?
Do BrainCalcu or Crazy Arena! have ads?
Which is updated more often, BrainCalcu or Crazy Arena!?
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