# StickerFlip vs Number Memory

The clearest difference is ads: StickerFlip at none against Number Memory's shown. StickerFlip also leads on update cadence (every 2 days vs weekly) and iOS requirement (13.0 vs 15.0). 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.

StickerFlip ships an update every 2 days, Number Memory weekly. The most recent releases landed on October 2, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | StickerFlip | Number Memory |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 2 days** | Weekly |
| Size | 24 MB | 27 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Vladimir Kogan](https://appshunter.io/developer/1824403509) | [Iclal KABATAS](https://appshunter.io/developer/1896019931) |

## What reviewers say

### StickerFlip

[App page](https://appshunter.io/ios/app/stickerflip/id6761956672)

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

**In-app purchases:** none


### Number Memory

[App page](https://appshunter.io/ios/app/number-memory-brain-age-test/id6770123794)

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

**In-app purchases:** none


## Frequently asked questions

### Is StickerFlip free?

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

### Is Number Memory free?

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

### Do StickerFlip or Number Memory have ads?

Number Memory shows ads; StickerFlip does not.

### Which is updated more often, StickerFlip or Number Memory?

StickerFlip ships an update every 2 days, and Number Memory weekly. Most recently, StickerFlip was updated on October 2, 2026 and Number Memory on October 20, 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.*