# Retain vs QuixNote

The clearest difference is in-app purchases: QuixNote at none against Retain's 2. QuixNote also leads on update cadence (every 9 days vs every 3 weeks). Retain's advantage is iOS requirement (15.1 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Retain sells 2 in-app purchases, starting at $4.99 per month. QuixNote asks for nothing beyond the download.

Retain ships an update every 3 weeks, QuixNote every 9 days. The most recent releases landed on October 6, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Retain | QuixNote |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/retain-ai-flashcards/id6469217518/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 88.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 9 days** |
| Monetization | Freemium | — |
| Size | 54 MB | 11 MB |
| Requires iOS | **15.1** | 26.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Paul Evans](https://appshunter.io/developer/1711681032) | [Louis Lennart Neitzert](https://appshunter.io/developer/1840128662) |

## What reviewers say

### Retain

[App page](https://appshunter.io/ios/app/retain-ai-flashcards/id6469217518)

This minimalist flashcard app uses AI to help you create and study. Its intelligent spaced repetition algorithm optimizes review intervals for efficient learning and rapid progress. Choose from different card layouts to keep your study sessions engaging.

**Highlights:** AI-generated flashcards, Customizable card layouts, Spaced repetition algorithm, Minimalist design, Progress tracking

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $4.99 | per month |
| Premium Yearly | $29.99 | per year |


### QuixNote

[App page](https://appshunter.io/ios/app/quixnote/id6760840413)

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

**In-app purchases:** none


## Frequently asked questions

### Is Retain free?

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

### Is QuixNote free?

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

### Do Retain or QuixNote have ads?

Neither Retain nor QuixNote shows ads.

### Which is updated more often, Retain or QuixNote?

Retain ships an update every 3 weeks, and QuixNote every 9 days. Most recently, Retain was updated on October 6, 2026 and QuixNote on October 10, 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.*