# Flash Mental Math vs Mission Discovery

The clearest difference is ads: Mission Discovery at none against Flash Mental Math's shown. Mission Discovery also leads on rating (5.0 vs 4.7) and monetization model (free vs ad-supported). Flash Mental Math's advantage is ratings volume (19 vs 1) and update cadence (every 3 months vs every 7 months). On price, 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.

Mission Discovery holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Flash Mental Math has 19 ratings behind it against 1, so its average is the more settled of the two.

Flash Mental Math ships an update every 3 months, Mission Discovery every 7 months. The most recent releases landed on October 24, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Flash Mental Math | Mission Discovery |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (19 ratings)](https://appshunter.io/ios/app/flash-mental-math-simple/id1547944841/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mission-discovery/id1572407667/reviews)** |
| Number of ratings | **19** | 1 |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 3 months** | Every 7 months |
| Monetization | Ad-supported | **Free** |
| Size | 14 MB | 140 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ryouhei Azuma](https://appshunter.io/developer/1353297781) | [Succubus Interactive](https://appshunter.io/developer/954212372) |

## 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


### Mission Discovery

[App page](https://appshunter.io/ios/app/mission-discovery/id1572407667)

Embark on a surprising mission to identify your professional profile and find your place in a new world. This educational game uses engaging scenarios and characters to help you discover your strengths and qualities while having fun. It aims to boost your academic and professional guidance.

**Highlights:** Serious game for orientation, Identify professional profile, Discover strengths and qualities, Boost academic and professional guidance, Meet with a CCI advisor, Free to play

**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 Mission Discovery free?

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

### Which has better reviews, Flash Mental Math or Mission Discovery?

Mission Discovery is rated higher. Flash Mental Math averages 4.7 out of 5 from 19 ratings, while Mission Discovery averages 5.0 from 1 ratings.

### Do Flash Mental Math or Mission Discovery have ads?

Flash Mental Math shows ads; Mission Discovery does not.

### Which is updated more often, Flash Mental Math or Mission Discovery?

Flash Mental Math ships an update every 3 months, and Mission Discovery every 7 months. Most recently, Flash Mental Math was updated on October 24, 2026 and Mission Discovery on October 13, 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.*