# Codex Numbers vs Remember Faces Memory Test

The clearest difference is rating: Remember Faces Memory Test at 4.7 against Codex Numbers's 1.0. Remember Faces Memory Test also leads on in-app purchases (none vs 4) and ratings volume (15 vs 1). Codex Numbers's advantage is update cadence (monthly vs every 16 months) and iOS requirement (15.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Codex Numbers sells 4 one-off in-app purchases. Remember Faces Memory Test asks for nothing beyond the download.

Remember Faces Memory Test holds the better App Store score, 4.7 against 1.0. That said, the two scores are not equally well evidenced: Remember Faces Memory Test has 15 ratings behind it against 1, so its average is the more settled of the two.

Codex Numbers ships an update monthly, Remember Faces Memory Test every 16 months. The most recent releases landed on September 20, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Codex Numbers | Remember Faces Memory Test |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/codex-numbers/id1050426926/reviews) | **[4.7 (15 ratings)](https://appshunter.io/ios/app/remember-faces-memory-test/id1444924330/reviews)** |
| Number of ratings | 1 | **15** |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Monthly** | Every 16 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 132 MB | 7 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Alaattin Bedir](https://appshunter.io/developer/924813905) | [sebastian badea](https://appshunter.io/developer/1067664142) |

## What reviewers say

### Codex Numbers

[App page](https://appshunter.io/ios/app/codex-numbers/id1050426926)

A logic puzzle game where players race to guess their opponent's secret code before they guess yours. Offers single-player against AI and online multiplayer modes with scoring and leaderboards.

**Highlights:** Secret code guessing gameplay, Single-player AI challenges, Online multiplayer with friends, Training mode for skill improvement, Game Center integration, Scoring and leaderboards, Timed online matches

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Online Game Packet (1000 Games) | $0.99 | one-time |
| No Ads (Remove all ads) | $1.99 | one-time |
| Middle Online Game Package (3000 Games) | $1.99 | one-time |
| Big Online Game Package (5000 Games) | $2.99 | one-time |


### Remember Faces Memory Test

[App page](https://appshunter.io/ios/app/remember-faces-memory-test/id1444924330)

Test and improve your facial recognition memory. This game presents you with images of people's faces and challenges you to recall them accurately. Have fun while enhancing your cognitive abilities.

**Highlights:** Facial memory testing, Accuracy improvement, Image recall challenges, Cognitive skill enhancement, Fun gameplay

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

**In-app purchases:** none


## Frequently asked questions

### Is Codex Numbers free?

Codex Numbers is free to download, with in-app purchases available.

### Is Remember Faces Memory Test free?

Remember Faces Memory Test is free to download, with no in-app purchases.

### Which has better reviews, Codex Numbers or Remember Faces Memory Test?

Remember Faces Memory Test is rated higher. Codex Numbers averages 1.0 out of 5 from 1 ratings, while Remember Faces Memory Test averages 4.7 from 15 ratings.

### Do Codex Numbers or Remember Faces Memory Test have ads?

Both Codex Numbers and Remember Faces Memory Test show ads.

### Which is updated more often, Codex Numbers or Remember Faces Memory Test?

Codex Numbers ships an update monthly, and Remember Faces Memory Test every 16 months. Most recently, Codex Numbers was updated on September 20, 2026 and Remember Faces Memory Test on September 15, 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.*