# QuickMath vs Развитие памяти

The clearest difference is update cadence: QuickMath at every 4 days against Развитие памяти's every 4 months. QuickMath also leads on iOS requirement (15 vs 17.0). On price, ads, 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.

QuickMath ships an update every 4 days, Развитие памяти every 4 months. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | QuickMath | Развитие памяти |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 4 months |
| Size | 26 MB | 14 MB |
| Requires iOS | **15** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hafid Zaini](https://appshunter.io/developer/1062667203) | [Nikita Shlapatskiy](https://appshunter.io/developer/1617308322) |

## What reviewers say

### QuickMath

[App page](https://appshunter.io/ios/app/quickmath-speed-test-practice/id6757782825)

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

**In-app purchases:** none


### Развитие памяти

[App page](https://appshunter.io/ios/app/clearmemory/id6787921989)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is QuickMath free?

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

### Is Развитие памяти free?

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

### Do QuickMath or Развитие памяти have ads?

Neither QuickMath nor Развитие памяти shows ads.

### Which is updated more often, QuickMath or Развитие памяти?

QuickMath ships an update every 4 days, and Развитие памяти every 4 months. Most recently, QuickMath was updated on October 31, 2026 and Развитие памяти on November 5, 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.*