# EchoFrame vs Fusen

The clearest difference is iOS requirement: EchoFrame at 17.2 against Fusen's 26.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

EchoFrame ships an update every 3 days, Fusen every 4 days. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | EchoFrame | Fusen |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 4 days |
| Size | 1 MB | 7 MB |
| Requires iOS | **17.2** | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Stepan Pazderka](https://appshunter.io/developer/1723516423) | [Tidy Bear, LLC](https://appshunter.io/developer/1838890731) |

## What reviewers say

### EchoFrame

[App page](https://appshunter.io/ios/app/echoframe/id6475174166)

**Features:** macOS Compatibility

**In-app purchases:** none


### Fusen

[App page](https://appshunter.io/ios/app/fusen-never-forget-a-thing/id6758742147)

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

**In-app purchases:** none


## Frequently asked questions

### Is EchoFrame free?

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

### Is Fusen free?

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

### Do EchoFrame or Fusen have ads?

Neither EchoFrame nor Fusen shows ads.

### Which is updated more often, EchoFrame or Fusen?

EchoFrame ships an update every 3 days, and Fusen every 4 days. Most recently, EchoFrame was updated on October 25, 2026 and Fusen on October 28, 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.*