# Keep your reflexes vs Numsprint

The clearest difference is update cadence: Keep your reflexes at every 2 days against Numsprint's weekly. Keep your reflexes also leads on iOS requirement (15.6 vs 26.2). 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.

Keep your reflexes ships an update every 2 days, Numsprint weekly. Both last shipped on September 26, 2026.

## The numbers

| Metric | Keep your reflexes | Numsprint |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 2 days** | Weekly |
| Size | 5 MB | 4 MB |
| Requires iOS | **15.6** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Masaharu Tsukamoto](https://appshunter.io/developer/939316877) | [ryuya matsuo](https://appshunter.io/developer/1841066123) |

## What reviewers say

### Keep your reflexes

[App page](https://appshunter.io/ios/app/keep-your-reflexes-flashfive/id6746483790)

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

**In-app purchases:** none


### Numsprint

[App page](https://appshunter.io/ios/app/numsprint/id6794400812)

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

**In-app purchases:** none


## Frequently asked questions

### Is Keep your reflexes free?

Keep your reflexes is free to download, with no in-app purchases.

### Is Numsprint free?

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

### Do Keep your reflexes or Numsprint have ads?

Both Keep your reflexes and Numsprint show ads.

### Which is updated more often, Keep your reflexes or Numsprint?

Keep your reflexes ships an update every 2 days, and Numsprint weekly. Most recently, Keep your reflexes was updated on September 26, 2026 and Numsprint on September 26, 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.*