# Recall vs OnLeitner

The clearest difference is ads: OnLeitner at none against Recall's shown. Recall's advantage is iOS requirement (11.0 vs 26.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Recall sells 1 one-off in-app purchase and OnLeitner sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Recall ships an update every 8 days, OnLeitner fortnightly. The most recent releases landed on October 1, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Recall | OnLeitner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (7 ratings)](https://appshunter.io/ios/app/recall-efficient-flashcards/id1449434101/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 57.1% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 8 days** | Fortnightly |
| Monetization | Free with in-app purchases | — |
| Size | 37 MB | 5 MB |
| Requires iOS | **11.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | +4 |
| Developer | [Gavin Douch](https://appshunter.io/developer/1449434100) | [Ruben Gonzalez](https://appshunter.io/developer/1885517252) |

## What reviewers say

### Recall

[App page](https://appshunter.io/ios/app/recall-efficient-flashcards/id1449434101)

This app helps you memorize information more effectively using spaced repetition. It intelligently schedules flashcards, showing them more frequently when you struggle and less often when you succeed, to enhance long-term retention. You can also attach images and share your study decks.

**Highlights:** Spaced repetition learning, Intelligent card scheduling, Image attachment to cards, Front-to-back or back-to-front review, Deck sharing, Automatic card shuffling

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Recall Premium | $0.99 | one-time |


### OnLeitner

[App page](https://appshunter.io/ios/app/onleitner/id6760651622)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OnLeitner Premium | $0.99 | one-time |


## Frequently asked questions

### Is Recall free?

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

### Is OnLeitner free?

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

### Do Recall or OnLeitner have ads?

Recall shows ads; OnLeitner does not.

### Which is updated more often, Recall or OnLeitner?

Recall ships an update every 8 days, and OnLeitner fortnightly. Most recently, Recall was updated on October 1, 2026 and OnLeitner on October 9, 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.*