# Recall'em Number Challenge! vs Sequence Master

The clearest difference is update cadence: Recall'em Number Challenge! at every 2 days against Sequence Master's every 4 weeks. Sequence Master's advantage is iOS requirement (15.0 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.

Recall'em Number Challenge! ships an update every 2 days, Sequence Master every 4 weeks. The most recent releases landed on October 11, 2026 and December 31, 2025 respectively.

## The numbers

| Metric | Recall'em Number Challenge! | Sequence Master |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/recallem-number-challenge/id6462798141/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 2 days** | Every 4 weeks |
| Monetization | Ad-supported | — |
| Size | 10 MB | 4 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Jordan DiOrazio](https://appshunter.io/developer/1697251344) | [Khachatur Ghazaryan](https://appshunter.io/developer/1627458205) |

## What reviewers say

### Recall'em Number Challenge!

[App page](https://appshunter.io/ios/app/recallem-number-challenge/id6462798141)

Test your cognitive skills with this addictive memory game. Memorize and recall number sequences to improve concentration and boost recall abilities. Progress through difficulty levels, use strategic bonuses, and unlock achievements.

**Highlights:** Memorize and recall number sequences, Multiple difficulty levels, Strategic bonuses, Unlockable achievements, Visually appealing graphics, Track high scores

**Features:** macOS Compatibility

**In-app purchases:** none


### Sequence Master

[App page](https://appshunter.io/ios/app/sequence-master/id6670760114)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Recall'em Number Challenge! free?

Recall'em Number Challenge! is free to download, with no in-app purchases.

### Is Sequence Master free?

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

### Do Recall'em Number Challenge! or Sequence Master have ads?

Both Recall'em Number Challenge! and Sequence Master show ads.

### Which is updated more often, Recall'em Number Challenge! or Sequence Master?

Recall'em Number Challenge! ships an update every 2 days, and Sequence Master every 4 weeks. Most recently, Recall'em Number Challenge! was updated on October 11, 2026 and Sequence Master on December 31, 2025.

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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.*