# Touch The Lost Numbers vs Tap Chimp

The clearest difference is update cadence: Tap Chimp at weekly against Touch The Lost Numbers's every 14 months. Tap Chimp also leads on iOS requirement (13.0 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.

Touch The Lost Numbers ships an update every 14 months, Tap Chimp weekly. The most recent releases landed on October 23, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Touch The Lost Numbers | Tap Chimp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.2 (6 ratings)](https://appshunter.io/ios/app/touch-the-lost-numbers/id777615377/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 55.6% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 14 months | **Weekly** |
| Monetization | Ad-supported | — |
| Size | 7 MB | 32 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ayumu Kinoshita](https://appshunter.io/developer/753694887) | [Tai Yi Wu](https://appshunter.io/developer/1759140189) |

## What reviewers say

### Touch The Lost Numbers

[App page](https://appshunter.io/ios/app/touch-the-lost-numbers/id777615377)

Test your memory and reflexes by remembering the order of randomly placed numbers and tapping them sequentially. Compete for the best time in two challenging modes. This game aims to activate your brain, improve memory, and enhance peripheral vision.

**Highlights:** Memory training, Reflex enhancement, Two game modes (Normal, Hard), Score tracking, Brain activation, Peripheral vision training

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

**In-app purchases:** none


### Tap Chimp

[App page](https://appshunter.io/ios/app/tap-chimp/id6753862946)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Touch The Lost Numbers free?

Touch The Lost Numbers is free to download, with no in-app purchases.

### Is Tap Chimp free?

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

### Do Touch The Lost Numbers or Tap Chimp have ads?

Both Touch The Lost Numbers and Tap Chimp show ads.

### Which is updated more often, Touch The Lost Numbers or Tap Chimp?

Touch The Lost Numbers ships an update every 14 months, and Tap Chimp weekly. Most recently, Touch The Lost Numbers was updated on October 23, 2026 and Tap Chimp 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.*