# Card Master vs Etch

The clearest difference is update cadence: Etch at weekly against Card Master's every 3 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Card Master ships an update every 3 weeks, Etch weekly. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Card Master | Etch |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/card-master/id6739202007/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | Free | — |
| Size | 22 MB | 11 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [秀娟 牛](https://appshunter.io/developer/1094634955) | [宏 周](https://appshunter.io/developer/6779031562) |

## What reviewers say

### Card Master

[App page](https://appshunter.io/ios/app/card-master/id6739202007)

This intelligent learning assistant uses a scientific memory algorithm based on the forgetting curve model to schedule personalized review sessions. It supports rich media notes, LaTeX, and code blocks, making it ideal for students, language learners, and professionals.

**Highlights:** Scientific memory algorithm (SM2), Personalized review scheduling, Import Anki files (.apkg), Multi-dimensional note management, Rich media support (images, audio, video), LaTeX equation editor, Code highlighting

**Features:** macOS Compatibility

**In-app purchases:** none


### Etch

[App page](https://appshunter.io/ios/app/etch-write-to-remember/id6779050358)

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

**In-app purchases:** none


## Frequently asked questions

### Is Card Master free?

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

### Is Etch free?

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

### Do Card Master or Etch have ads?

Neither Card Master nor Etch shows ads.

### Which is updated more often, Card Master or Etch?

Card Master ships an update every 3 weeks, and Etch weekly. Most recently, Card Master was updated on October 30, 2026 and Etch on October 31, 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.*