# EchoType回声派 vs 开口说 AI 输入法

The clearest difference is in-app purchases: 开口说 AI 输入法 at none against EchoType回声派's 4. EchoType回声派's advantage is update cadence (every 4 days vs fortnightly). On price, ads, device support and iOS requirement 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. 开口说 AI 输入法 asks for nothing beyond the download.

EchoType回声派 ships an update every 4 days, 开口说 AI 输入法 fortnightly. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | EchoType回声派 | 开口说 AI 输入法 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 days** | Fortnightly |
| Size | 102 MB | 589 MB |
| Requires iOS | **15.0** | 15.5 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [扬 张](https://appshunter.io/developer/1882992263) | [Chengdu Zubuchuhu Education Technology Co., Ltd.](https://appshunter.io/developer/1725094424) |

## What reviewers say

### 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 |


### 开口说 AI 输入法

[App page](https://appshunter.io/ios/app/ai/id6793014713)

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

**In-app purchases:** none


## Frequently asked questions

### Is EchoType回声派 free?

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

### Is 开口说 AI 输入法 free?

开口说 AI 输入法 is free to download, with no in-app purchases.

### Do EchoType回声派 or 开口说 AI 输入法 have ads?

Neither EchoType回声派 nor 开口说 AI 输入法 shows ads.

### Which is updated more often, EchoType回声派 or 开口说 AI 输入法?

EchoType回声派 ships an update every 4 days, and 开口说 AI 输入法 fortnightly. Most recently, EchoType回声派 was updated on November 5, 2026 and 开口说 AI 输入法 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.*