# LOCK vs 拾音螺

The clearest difference is iOS requirement: LOCK at 10.0 against 拾音螺's 12.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. LOCK sells 4 one-off in-app purchases and 拾音螺 sells 3 in-app purchases, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

LOCK ships an update every 3 weeks, 拾音螺 fortnightly. Both last shipped on October 2, 2026.

## The numbers

| Metric | LOCK | 拾音螺 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Size | 63 MB | 41 MB |
| Requires iOS | **10.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Shandong Youzhi Network Technology Co.,Ltd](https://appshunter.io/developer/1524134169) | [广州策翁企业管理咨询有限公司](https://appshunter.io/developer/1720686636) |

## What reviewers say

### LOCK

[App page](https://appshunter.io/ios/app/lock/id1524134167)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 超级锁定 | $0.99 | one-time |
| VIP一个月 | $7.99 | one-time |
| VIP两个月 | $14.99 | one-time |
| VIP六个月 | $45.99 | one-time |


### 拾音螺

[App page](https://appshunter.io/ios/app/id6478998431)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 7天会员权益 | $0.99 | per 7 days |
| 30天SVIP权益 | $2.99 | per month |
| 365天SVIP | $19.99 | per year |


## Frequently asked questions

### Is LOCK free?

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

### Is 拾音螺 free?

拾音螺 is free to download, with in-app purchases available.

### Do LOCK or 拾音螺 have ads?

Neither LOCK nor 拾音螺 shows ads.

### Which is updated more often, LOCK or 拾音螺?

LOCK ships an update every 3 weeks, and 拾音螺 fortnightly. Most recently, LOCK was updated on October 2, 2026 and 拾音螺 on October 2, 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.*