Soroban Training vs Flash Mental Math
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Soroban Training
Learn and practice abacus skills directly on your touchscreen. Generate custom problems to hone your abacus techniques, even with a physical abacus.
- Touchscreen abacus simulation
- Custom problem generation
- Practice with physical abacus
- Abacus learning tool
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This app enables you to play an abacus on the touch screen. You can also just create problems, so you can practice the abacus using your actual abacus.
Flash Mental Math
Practice mental arithmetic with various difficulty levels and custom modes. This app serves as a brain training tool to enhance calculation skills.
- Mental arithmetic practice
- Easy, normal, and difficult modes
- Customizable modes
- Brain training
- Calculation skill improvement
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Flash mental arithmetic practice app In addition to the easy, normal, and difficult modes, there are also custom modes. It can also be a brain training to improve mental arithmetic
Screenshots
Verdict
The clearest difference is in-app purchases: Flash Mental Math at none against Soroban Training's 1. Flash Mental Math also leads on iOS requirement (15.6 vs 18.0). Soroban Training's advantage is update cadence (every 2 weeks vs every 3 months) and ratings volume (179 vs 18). On price, rating, 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. Soroban Training sells 1 one-off in-app purchase. Flash Mental Math asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.7 for Soroban Training against 4.7 for Flash Mental Math. That said, the two scores are not equally well evidenced: Soroban Training has 179 ratings behind it against 18, so its average is the more settled of the two.
Soroban Training ships an update every 2 weeks, Flash Mental Math every 3 months. The most recent releases landed on October 21, 2026 and September 29, 2026 respectively.
| Parameter | Soroban Training | Flash Mental Math |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (179 ratings) | 4.7 (18 ratings) — better |
| Positive reviews | 80.4% of reviews | — |
| Number of ratings | 179 — better | 18 |
| Update frequency | Every 2 weeks — better | Every 3 months |
| Ads | Yes | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Ad-supported — better |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 18.0 | 15.6 — better |
| Further details — not scored | ||
| Size | 8 MB | 14 MB |
| Age rating | 4+ | 4+ |
| Developer | Jumpei Adachi | Ryouhei Azuma |
Customer experience
Soroban Training
Flash Mental Math
In-app purchases
Soroban Training
- Remove Ads$2.99
Flash Mental Math
No in-app purchases
Questions
Is Soroban Training free?
Is Flash Mental Math free?
Which has better reviews, Soroban Training or Flash Mental Math?
Do Soroban Training or Flash Mental Math have ads?
Which is updated more often, Soroban Training or Flash Mental Math?
Other comparisons
