# Flash Mental Math vs UCMAS Student App

The clearest difference is review sentiment: Flash Mental Math at 100% against UCMAS Student App's 0%. Flash Mental Math also leads on rating (4.7 vs 3.5) and update cadence (every 3 months vs every 8 months). UCMAS Student App's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, ratings volume, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Flash Mental Math holds the better App Store score, 4.7 against 3.5. Both are backed by a comparable volume of ratings — 19 and 11 respectively. Written reviews point the same way: 100% of Flash Mental Math's written reviews are positive against 0% of UCMAS Student App's.

Flash Mental Math ships an update every 3 months, UCMAS Student App every 8 months. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Flash Mental Math | UCMAS Student App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (19 ratings)](https://appshunter.io/ios/app/flash-mental-math-simple/id1547944841/reviews)** | [3.5 (11 ratings)](https://appshunter.io/ios/app/ucmas-student-app/id1618161175/reviews) |
| Number of ratings | **19** | 11 |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 3 months** | Every 8 months |
| Monetization | Ad-supported | **Free** |
| Size | 14 MB | 19 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ryouhei Azuma](https://appshunter.io/developer/1353297781) | [Chee Kein Wong](https://appshunter.io/developer/1615568600) |

## What reviewers say

### Flash Mental Math

[App page](https://appshunter.io/ios/app/flash-mental-math-simple/id1547944841)

Practice mental arithmetic with various difficulty levels and custom modes. This app serves as a brain training tool to enhance calculation skills.

**Highlights:** Mental arithmetic practice, Easy, normal, and difficult modes, Customizable modes, Brain training, Calculation skill improvement

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### UCMAS Student App

[App page](https://appshunter.io/ios/app/ucmas-student-app/id1618161175)

This app allows UCMAS students worldwide to scan and learn the UCMAS methods taught by their instructors. It serves as a digital tool to reinforce the abacus-based mental math techniques.

**Highlights:** Scan UCMAS methods, Learn abacus techniques, Reinforce classroom learning, Digital study tool, Global student access

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Flash Mental Math free?

Flash Mental Math is free to download, with no in-app purchases.

### Is UCMAS Student App free?

UCMAS Student App is free to download, with no in-app purchases.

### Which has better reviews, Flash Mental Math or UCMAS Student App?

Flash Mental Math is rated higher. Flash Mental Math averages 4.7 out of 5 from 19 ratings, while UCMAS Student App averages 3.5 from 11 ratings.

### Do Flash Mental Math or UCMAS Student App have ads?

Flash Mental Math shows ads; UCMAS Student App does not.

### Which is updated more often, Flash Mental Math or UCMAS Student App?

Flash Mental Math ships an update every 3 months, and UCMAS Student App every 8 months. Most recently, Flash Mental Math was updated on October 25, 2026 and UCMAS Student App on October 24, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*