# Card2Memory vs LeitnerAI

The clearest difference is review sentiment: LeitnerAI at 100% against Card2Memory's 57%. LeitnerAI also leads on rating (5.0 vs 1.0) and in-app purchases (none vs 3). Card2Memory's advantage is iOS requirement (14.0 vs 16). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Card2Memory sells 3 one-off in-app purchases. LeitnerAI asks for nothing beyond the download.

LeitnerAI holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 3 and 6 respectively. Written reviews point the same way: 57% of Card2Memory's written reviews are positive against 100% of LeitnerAI's.

Card2Memory ships an update fortnightly, LeitnerAI monthly. The most recent releases landed on September 18, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Card2Memory | LeitnerAI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (3 ratings)](https://appshunter.io/ios/app/card2memory/id1003066716/reviews) | **[5.0 (6 ratings)](https://appshunter.io/ios/app/leitnerai-simple-anki/id6755983344/reviews)** |
| Number of ratings | 3 | **6** |
| Positive reviews | 57.1% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Monetization | Free with in-app purchases | **Free** |
| Size | 137 MB | 4 MB |
| Requires iOS | **14.0** | 16 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Karl-Heinz Loch](https://appshunter.io/developer/909594001) | [Amir Faghihi](https://appshunter.io/developer/1857837795) |

## What reviewers say

### Card2Memory

[App page](https://appshunter.io/ios/app/card2memory/id1003066716)

This flashcard tool utilizes the Leitner system to optimize learning. Create cards with text, audio, images, or even PDF content. It supports automatic card creation from vocabulary lists and import options for CSV and C2M files.

**Highlights:** Leitner system with 5 boxes, Text, audio, image, and PDF card content, Automatic card creation from vocabulary lists, CSV and C2M file import, Reverse learning option, Save and retrieve flashcard states

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 10 additional flashcards | $0.99 | one-time |
| any numer of flashcards from 11 | $1.99 | one-time |
| any number of flashcards | $2.99 | one-time |


### LeitnerAI

[App page](https://appshunter.io/ios/app/leitnerai-simple-anki/id6755983344)

This application uses the Leitner system to help users learn and memorize vocabulary. Words are sorted into boxes based on mastery, with AI assisting in creating an optimal learning path. It focuses on efficient study by prioritizing difficult words.

**Highlights:** Leitner system for spaced repetition, Vocabulary memorization, AI-generated learning paths, Progress tracking through study boxes, Focus on difficult words

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

**In-app purchases:** none


## Frequently asked questions

### Is Card2Memory free?

Card2Memory is free to download, with in-app purchases available.

### Is LeitnerAI free?

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

### Which has better reviews, Card2Memory or LeitnerAI?

LeitnerAI is rated higher. Card2Memory averages 1.0 out of 5 from 3 ratings, while LeitnerAI averages 5.0 from 6 ratings.

### Do Card2Memory or LeitnerAI have ads?

Neither Card2Memory nor LeitnerAI shows ads.

### Which is updated more often, Card2Memory or LeitnerAI?

Card2Memory ships an update fortnightly, and LeitnerAI monthly. Most recently, Card2Memory was updated on September 18, 2026 and LeitnerAI on September 21, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*