# Memo vs Robotrix

The clearest difference is in-app purchases: Robotrix at none against Memo's 8. Robotrix also leads on iOS requirement (13.0 vs 16.4). Memo's advantage is update cadence (every 5 days vs every 5 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Memo sells 8 in-app purchases, starting at $2.99 per 7 days. Robotrix asks for nothing beyond the download.

Memo ships an update every 5 days, Robotrix every 5 weeks. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Memo | Robotrix |
| --- | --- | --- |
| 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 5 days** | Every 5 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 59 MB | 18 MB |
| Requires iOS | 16.4 | **13.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Siarhei Keller](https://appshunter.io/developer/1687258851) | [IEM AMERICA CORPORATION](https://appshunter.io/developer/1489147623) |

## What reviewers say

### Memo

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

Engage in quick, daily brain training with memory games and math puzzles designed to sharpen focus and mental agility. Perfect for busy schedules, it offers personalized challenges and progress tracking for all ages.

**Highlights:** Quick daily sessions under 5 minutes, Diverse game collection (math, memory, color, focus), Personalized difficulty adjustment, Detailed progress tracking and reports, Streak tracking for habit building, Family-friendly with multiple profiles

**Features:** Family Sharing

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Memo Premium Weekly | $2.99 | per 7 days |
| Memo Premium +7d Free | $4.99 | per month |
| Memo Premium +30d Free | $4.99 | per month |
| Memo Premium +30d Free | $19.99 | per month |
| Memo Premium +7d Free | $29.99 | per year |
| Memo Premium +30d Free | $29.99 | per year |
| Memo Premium +7d Free | $79.99 | per year |
| Memo Premium +30d Free | $79.99 | per year |


### Robotrix

[App page](https://appshunter.io/ios/app/robotrix/id6466579517)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Memo free?

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

### Is Robotrix free?

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

### Do Memo or Robotrix have ads?

Neither Memo nor Robotrix shows ads.

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

Memo ships an update every 5 days, and Robotrix every 5 weeks. Most recently, Memo was updated on October 27, 2026 and Robotrix on October 25, 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.*