# Flash mental calculation vs UCMAS

The clearest difference is in-app purchases: UCMAS at none against Flash mental calculation's 1. UCMAS also leads on iOS requirement (12.0 vs 15.6). Flash mental calculation's advantage is device support. On price there is nothing between them.

Both are free to download. Flash mental calculation sells 1 one-off in-app purchase. UCMAS asks for nothing beyond the download.

## The numbers

| Metric | Flash mental calculation | UCMAS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/flash-mental-calculation/id1224937523/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | — |
| Update frequency | Every 5 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 11 MB | 175 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 17+ |
| Developer | [kenji kiuchi](https://appshunter.io/developer/553473005) | [BMS FOR PROGRAMMING AND INFORMATION SYSTEM](https://appshunter.io/developer/1568290412) |

## What reviewers say

### Flash mental calculation

[App page](https://appshunter.io/ios/app/flash-mental-calculation/id1224937523)

Practice mental arithmetic with this educational app. Review your calculation process, and easily re-challenge mistaken problems from your past logs. Upgrade to save more calculation history.

**Highlights:** Practice flash mental arithmetic, Review calculation process, Rechallenge mistaken problems, Save past calculation logs, Log history saved after purchase

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove AD & All function Release. | $9.99 | one-time |


### UCMAS

[App page](https://appshunter.io/ios/app/ucmas-get-in-challenge/id6468704261)

**In-app purchases:** none


## Frequently asked questions

### Is Flash mental calculation free?

Flash mental calculation is free to download, with in-app purchases available.

### Is UCMAS free?

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

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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.*