# Recall vs MemNum

The clearest difference is price: MemNum at Free against Recall's $0.99. MemNum also leads on update cadence (every 3 weeks vs every 36 months). Recall's advantage is iOS requirement (13.0 vs 15.6). On ads, in-app purchases and device support there is nothing between them.

MemNum is free to download; Recall costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Recall ships an update every 36 months, MemNum every 3 weeks. The most recent releases landed on November 2, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Recall | MemNum |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 36 months | **Every 3 weeks** |
| Size | 2 MB | 11 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Telphasa Limited](https://appshunter.io/developer/328170669) | [Mark Gumbs](https://appshunter.io/developer/1177993316) |

## What reviewers say

### Recall

[App page](https://appshunter.io/ios/app/recall/id1224074924)

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

**In-app purchases:** none


### MemNum

[App page](https://appshunter.io/ios/app/memnum-memory-number-puzzle/id1552442650)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Recall free?

Recall costs $0.99, with no in-app purchases.

### Is MemNum free?

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

### Do Recall or MemNum have ads?

Neither Recall nor MemNum shows ads.

### Which is updated more often, Recall or MemNum?

Recall ships an update every 36 months, and MemNum every 3 weeks. Most recently, Recall was updated on November 2, 2026 and MemNum on November 7, 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.*