# Flash vs Mental Math Puzzles & Practice

The clearest difference is in-app purchases: Flash at none against Mental Math Puzzles & Practice's 3. Mental Math Puzzles & Practice's advantage is ads (none vs shown) and update cadence (every 4 days vs every 3 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Mental Math Puzzles & Practice sells 3 in-app purchases, starting at $4.99 per month. Flash asks for nothing beyond the download.

Flash ships an update every 3 months, Mental Math Puzzles & Practice every 4 days. The most recent releases landed on October 5, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Flash | Mental Math Puzzles & Practice |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/mental-math-puzzles-and-practice/id6773204509/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 4 days** |
| Monetization | — | Free with in-app purchases |
| Size | 29 MB | 5 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [yeeun seo](https://appshunter.io/developer/1634215603) | [Hyun Sik Kim](https://appshunter.io/developer/1871784166) |

## What reviewers say

### Flash

[App page](https://appshunter.io/ios/app/flash-mental-math/id1634215601)

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

**In-app purchases:** none


### Mental Math Puzzles & Practice

[App page](https://appshunter.io/ios/app/mental-math-puzzles-and-practice/id6773204509)

Sharpen your calculation skills with daily mental math exercises designed for adults. Track your progress with a single, comprehensive score and enjoy adaptive difficulty that adjusts to your abilities. Practice anytime, anywhere, even offline.

**Highlights:** Daily 3-minute workouts, Adaptive difficulty, Mental Math Index score, Offline functionality, Quick Play for endless practice, Operation-specific tracking (Pro)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hone Pro Monthly | $4.99 | per month |
| Hone Pro Annual | $29.99 | per year |
| Hone Pro | $4.99 | one-time |


## Frequently asked questions

### Is Flash free?

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

### Is Mental Math Puzzles & Practice free?

Mental Math Puzzles & Practice is free to download, with in-app purchases available.

### Do Flash or Mental Math Puzzles & Practice have ads?

Flash shows ads; Mental Math Puzzles & Practice does not.

### Which is updated more often, Flash or Mental Math Puzzles & Practice?

Flash ships an update every 3 months, and Mental Math Puzzles & Practice every 4 days. Most recently, Flash was updated on October 5, 2026 and Mental Math Puzzles & Practice on September 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.*