# Memo vs Letrikis

The clearest difference is in-app purchases: Letrikis at none against Memo's 10. Memo's advantage is update cadence (every 3 days vs every 2 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Memo sells 10 in-app purchases, starting at $2.99 per 7 days. Letrikis asks for nothing beyond the download.

Memo ships an update every 3 days, Letrikis every 2 weeks. The most recent releases landed on November 12, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Memo | Letrikis |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/memo-brain-training-games/id6448979543/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 2 weeks |
| Monetization | Freemium | — |
| Size | 58 MB | 41 MB |
| Requires iOS | 16.4 | 16.4 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Siarhei Keller](https://appshunter.io/developer/1687258851) | [Josep Sinfreu Castello](https://appshunter.io/developer/1642411007) |

## What reviewers say

### Memo

[App page](https://appshunter.io/ios/app/memo-brain-training-games/id6448979543)

Engage in daily 5-minute brain training with a variety of puzzles for memory, math, logic, and focus. Includes guided breathing exercises and sleep logging. Track your progress with charts and compete on global leaderboards.

**Highlights:** 8 puzzle games for memory, math, logic, and focus, 5-minute daily brain challenge, Guided breathing exercises, Sleep logging and tracking, Progress charts and global leaderboards, Available in 8 languages

**Features:** Family Sharing

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Memo Premium Weekly | $2.99 | per 7 days |
| Memo Premium Weekly | $3.99 | per 7 days |
| Memo Premium +7d Free | $4.99 | per month |
| Memo Premium +30d Free | $4.99 | per month |
| Memo Premium Monthly | $6.99 | per month |
| Memo Premium Annual | $29.99 | per year |
| Memo Premium +7d Free | $29.99 | per year |
| Memo Premium +30d Free | $29.99 | per year |
| Memo Premium +30d Free | $79.99 | per year |
| Memo Premium Lifetime | $39.99 | one-time |


### Letrikis

[App page](https://appshunter.io/ios/app/letrikis/id6815582828)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Memo free?

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

### Is Letrikis free?

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

### Do Memo or Letrikis have ads?

Neither Memo nor Letrikis shows ads.

### Which is updated more often, Memo or Letrikis?

Memo ships an update every 3 days, and Letrikis every 2 weeks. Most recently, Memo was updated on November 12, 2026 and Letrikis on October 24, 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.*