Crazy arithmetic Competition vs Arithmetic
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Crazy arithmetic Competition
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Crazy arithmetic，Challenge your brain.Arithmetic Competition.
Arithmetic
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随心速算APP是一个集加减乘除四种基本运算于一体的应用程序，旨在帮助用户提高口算能力。我们的APP设计简单易用，使用户能够轻松享受到学习的乐趣。 随心速算APP采用智能化算法，根据用户答题情况自适应调整题目难度，确保每个用户都能够在适当的难度下进行练习。此外，我们的APP还提供了丰富的练习模式，用户可以选择适合自己的模式进行学习。 随心速算APP不仅适合学生，也适合所有需要提高口算能力的人。我们的APP不仅可以帮助用户提升口算水平，还可以增强大脑的计算能力，提高工作和学习效率。 如果您正在寻找一款简单易用且功能强大的口算练习工具，那么随心速算APP将是您的不二之选。立即下载并享受学习的乐趣吧！
Screenshots
Verdict
The clearest difference is update cadence: Arithmetic at every 3 weeks against Crazy arithmetic Competition's every 3 months. On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
Crazy arithmetic Competition ships an update every 3 months, Arithmetic every 3 weeks. The most recent releases landed on October 4, 2026 and September 23, 2026 respectively.
| Parameter | Crazy arithmetic Competition | Arithmetic |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 10 MB | 29 MB |
| Age rating | 4+ | 4+ |
| Developer | 正洪 王 | Metademy |
In-app purchases
Crazy arithmetic Competition
No in-app purchases
Arithmetic
No in-app purchases
Questions
Is Crazy arithmetic Competition free?
Is Arithmetic free?
Do Crazy arithmetic Competition or Arithmetic have ads?
Which is updated more often, Crazy arithmetic Competition or Arithmetic?
Other comparisons
