# 亿点发 vs EchoType回声派

The clearest difference is in-app purchases: 亿点发 at none against EchoType回声派's 4. 亿点发 also leads on iOS requirement (12.0 vs 15.0). EchoType回声派's advantage is update cadence (every 4 days vs every 27 months). On price, ads and device support there is nothing between them.

Both are free to download. EchoType回声派 sells 4 in-app purchases, starting at $4.99 per month. 亿点发 asks for nothing beyond the download.

亿点发 ships an update every 27 months, EchoType回声派 every 4 days. Both last shipped on October 25, 2026.

## The numbers

| Metric | 亿点发 | EchoType回声派 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 27 months | **Every 4 days** |
| Size | 24 MB | 102 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Beijing WeiTaiGe Technology Co.,Ltd](https://appshunter.io/developer/1073547580) | [扬 张](https://appshunter.io/developer/1882992263) |

## What reviewers say

### 亿点发

[App page](https://appshunter.io/ios/app/id1478710501)

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

**In-app purchases:** none


### EchoType回声派

[App page](https://appshunter.io/ios/app/echotype/id6779454488)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 标准版 · 月付 | $4.99 | per month |
| 高阶版 · 月付 | $19.99 | per month |
| 标准版 · 年付 | $49.99 | per year |
| 高阶版 · 年付 | $179.99 | per year |


## Frequently asked questions

### Is 亿点发 free?

亿点发 is free to download, with no in-app purchases.

### Is EchoType回声派 free?

EchoType回声派 is free to download, with in-app purchases available.

### Do 亿点发 or EchoType回声派 have ads?

Neither 亿点发 nor EchoType回声派 shows ads.

### Which is updated more often, 亿点发 or EchoType回声派?

亿点发 ships an update every 27 months, and EchoType回声派 every 4 days. Most recently, 亿点发 was updated on October 25, 2026 and EchoType回声派 on October 25, 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.*