# PeekPeek vs OnlyLock

The clearest difference is in-app purchases: PeekPeek at none against OnlyLock's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. OnlyLock sells 2 in-app purchases, starting at $4.99 per month. PeekPeek asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on September 15, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | PeekPeek | OnlyLock |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Size | 8 MB | 5 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [峰伟 王](https://appshunter.io/developer/1752787867) | [凡滨 林](https://appshunter.io/developer/1826611654) |

## What reviewers say

### PeekPeek

[App page](https://appshunter.io/ios/app/peekpeek/id6742340780)

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

**In-app purchases:** none


### OnlyLock

[App page](https://appshunter.io/ios/app/onlylock/id6760904628)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Access | $4.99 | per month |
| Lifetime Access | $14.99 | one-time |


## Frequently asked questions

### Is PeekPeek free?

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

### Is OnlyLock free?

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

### Do PeekPeek or OnlyLock have ads?

Neither PeekPeek nor OnlyLock shows ads.

### Which is updated more often, PeekPeek or OnlyLock?

PeekPeek ships an update every 3 weeks, and OnlyLock every 3 weeks. Most recently, PeekPeek was updated on September 15, 2026 and OnlyLock on September 16, 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.*