# UCMAS CY GR vs Flash Mental Math

The clearest difference is ads: UCMAS CY GR at none against Flash Mental Math's shown. UCMAS CY GR also leads on update cadence (every 5 weeks vs every 3 months) and monetization model (free vs ad-supported). Flash Mental Math's advantage is rating (4.7 vs 4.3). 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 4.3. Both are backed by a comparable volume of ratings — 7 and 18 respectively.

UCMAS CY GR ships an update every 5 weeks, Flash Mental Math every 3 months. The most recent releases landed on October 20, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | UCMAS CY GR | Flash Mental Math |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (7 ratings)](https://appshunter.io/ios/app/ucmas-cy-gr/id1491179435/reviews) | **[4.7 (18 ratings)](https://appshunter.io/ios/app/flash-mental-math-simple/id1547944841/reviews)** |
| Number of ratings | 7 | **18** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 5 weeks** | Every 3 months |
| Monetization | **Free** | Ad-supported |
| Size | 3 MB | 14 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Stavros Charalambous](https://appshunter.io/developer/1495890909) | [Ryouhei Azuma](https://appshunter.io/developer/1353297781) |

## What reviewers say

### UCMAS CY GR

[App page](https://appshunter.io/ios/app/ucmas-cy-gr/id1491179435)

This educational tool allows users to customize flashcard sessions for learning. Set the number of cards, digits per card, and adjust the flash speed for personalized practice. Ideal for improving mental math and memory skills.

**Highlights:** Customizable flashcard quantity, Adjustable number of digits, Configurable flash speed, Mental math practice, Memory skill enhancement

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

**In-app purchases:** none


### 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


## Frequently asked questions

### Is UCMAS CY GR free?

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

### Is Flash Mental Math free?

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

### Which has better reviews, UCMAS CY GR or Flash Mental Math?

Flash Mental Math is rated higher. UCMAS CY GR averages 4.3 out of 5 from 7 ratings, while Flash Mental Math averages 4.7 from 18 ratings.

### Do UCMAS CY GR or Flash Mental Math have ads?

Flash Mental Math shows ads; UCMAS CY GR does not.

### Which is updated more often, UCMAS CY GR or Flash Mental Math?

UCMAS CY GR ships an update every 5 weeks, and Flash Mental Math every 3 months. Most recently, UCMAS CY GR was updated on October 20, 2026 and Flash Mental Math on September 29, 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.*