# 口语AI vs HeiLock

The clearest difference is in-app purchases: HeiLock at none against 口语AI's 5. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 口语AI sells 5 in-app purchases, starting at $3.99 per month. HeiLock asks for nothing beyond the download.

口语AI ships an update every 9 days, HeiLock weekly. The most recent releases landed on September 16, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | 口语AI | HeiLock |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 9 days | **Weekly** |
| Size | 50 MB | 19 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Sichuan Danghe Technology Co., Ltd.](https://appshunter.io/developer/1702621045) | [北京尾巴频率科技有限公司](https://appshunter.io/developer/6773318006) |

## What reviewers say

### 口语AI

[App page](https://appshunter.io/ios/app/ai/id6749158152)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月卡会员 | $3.99 | per month |
| 季卡会员 | $11.99 | per 3 months |
| 年卡会员 | $39.99 | per year |
| 单次上麦 | $0.99 | one-time |
| 终身会员 | $49.99 | one-time |


### HeiLock

[App page](https://appshunter.io/ios/app/heilock/id6776676490)

**In-app purchases:** none


## Frequently asked questions

### Is 口语AI free?

口语AI is free to download, with in-app purchases available.

### Is HeiLock free?

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

### Do 口语AI or HeiLock have ads?

Neither 口语AI nor HeiLock shows ads.

### Which is updated more often, 口语AI or HeiLock?

口语AI ships an update every 9 days, and HeiLock weekly. Most recently, 口语AI was updated on September 16, 2026 and HeiLock on September 22, 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.*