# Card Master vs EchoEnglish

Card Master and EchoEnglish are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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, EchoEnglish every 5 weeks. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Card Master | EchoEnglish |
| --- | --- | --- |
| 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** | Every 5 weeks |
| Monetization | Free | — |
| Size | 22 MB | 226 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [秀娟 牛](https://appshunter.io/developer/1094634955) | [Yunhai Sui](https://appshunter.io/developer/865206989) |

## 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


### EchoEnglish

[App page](https://appshunter.io/ios/app/echoenglish-speak-and-learn/id6792023378)

**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 EchoEnglish free?

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

### Do Card Master or EchoEnglish have ads?

Neither Card Master nor EchoEnglish shows ads.

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

Card Master ships an update every 3 weeks, and EchoEnglish every 5 weeks. Most recently, Card Master was updated on October 30, 2026 and EchoEnglish 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.*