# 水平仪 vs 录音转文字

The clearest difference is in-app purchases: 水平仪 at none against 录音转文字's 3. 录音转文字's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. 录音转文字 sells 3 in-app purchases, starting at $3.99 per 7 days. 水平仪 asks for nothing beyond the download.

水平仪 ships an update every 4 weeks, 录音转文字 every 3 weeks. The most recent releases landed on October 6, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | 水平仪 | 录音转文字 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 weeks | **Every 3 weeks** |
| Size | 21 MB | 48 MB |
| Requires iOS | **15.6** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [魁鹏 宋](https://appshunter.io/developer/977980685) | [Wuhan Yousigan Technology Co., Ltd](https://appshunter.io/developer/1290096219) |

## What reviewers say

### 水平仪

[App page](https://appshunter.io/ios/app/and/id6742847919)

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

**In-app purchases:** none


### 录音转文字

[App page](https://appshunter.io/ios/app/ai/id6781121927)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 连续包周 | $3.99 | per 7 days |
| 连续包月 | $4.99 | per month |
| 连续包年 | $24.99 | per year |


## Frequently asked questions

### Is 水平仪 free?

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

### Is 录音转文字 free?

录音转文字 is free to download, with in-app purchases available.

### Do 水平仪 or 录音转文字 have ads?

水平仪 shows ads; 录音转文字 does not.

### Which is updated more often, 水平仪 or 录音转文字?

水平仪 ships an update every 4 weeks, and 录音转文字 every 3 weeks. Most recently, 水平仪 was updated on October 6, 2026 and 录音转文字 on October 3, 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.*