Odyma vs Zetamac Arithmetic Practice
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Odyma
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Love math? Need help? Looking to inspire or be inspired? Welcome to Odyma, a free and interactive platform that celebrates the joy of mathematics while fostering a safe and inclusive space—especially for girls and women. Whether you're seeking help with tricky problems or eager to share your expertise, Odyma is the perfect place to connect, learn, and grow. Here, beginners can ask questions without hesitation, and advanced learners can dive into stimulating discussions, share groundbreaking ideas, and exchange inspiration with like-minded math enthusiasts. Explore intricate theorems, solve challenging puzzles, or share your latest flash of genius. With every post, comment, and idea shared, we hope Odyma becomes the platform you get “addicted” to —just like your favorite social media, but with the satisfaction of learning, growing, and connecting through math.
Zetamac Arithmetic Practice
This app offers mental math practice tailored for quantitative finance professionals. It focuses on improving calculation speed and accuracy for complex numerical problems.
- Mental math practice
- Quantitative finance focus
- Calculation speed improvement
- Accuracy enhancement
- Numerical problem solving
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Zetamac - A mental math practice app used in the Quantitative Finance world.
Screenshots
Verdict
The clearest difference is update cadence: Zetamac Arithmetic Practice at daily against Odyma's every 5 weeks. Odyma's advantage is iOS requirement (12.0 vs 17.5). 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.
Odyma ships an update every 5 weeks, Zetamac Arithmetic Practice daily. The most recent releases landed on September 9, 2026 and September 27, 2026 respectively.
| Parameter | Odyma | Zetamac Arithmetic Practice |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.7 (18 ratings) — better |
| Positive reviews | — | 82.4% of reviews |
| Number of ratings | — | 18 — better |
| Update frequency | Every 5 weeks | Daily — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.0 — better | 17.5 |
| Further details — not scored | ||
| Size | 59 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Coding Minds, Inc. | Joseph Ma |
In-app purchases
Odyma
No in-app purchases
Zetamac Arithmetic Practice
No in-app purchases
Questions
Is Odyma free?
Is Zetamac Arithmetic Practice free?
Do Odyma or Zetamac Arithmetic Practice have ads?
Which is updated more often, Odyma or Zetamac Arithmetic Practice?
Other comparisons
