# MM私密相册 vs Lockit

The clearest difference is in-app purchases: Lockit at none against MM私密相册's 3. MM私密相册's advantage is iOS requirement (14.0 vs 16.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. MM私密相册 sells 3 in-app purchases, starting at $2.99 per 7 days. Lockit asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 8, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | MM私密相册 | Lockit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/lockit-task-app-lock/id6774842175/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | — | Free |
| Size | 16 MB | 22 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [旭 张](https://appshunter.io/developer/1563196763) | [Wuhan Jiushu Media Co., Ltd.](https://appshunter.io/developer/1112048633) |

## What reviewers say

### MM私密相册

[App page](https://appshunter.io/ios/app/mm/id6739800550)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 私密相册周会员 | $2.99 | per 7 days |
| 私密相册年会员 | $19.99 | per year |
| 私密相册终身会员 | $29.99 | one-time |


### Lockit

[App page](https://appshunter.io/ios/app/lockit-task-app-lock/id6774842175)

This app adds a small pause before you open distracting applications, requiring you to complete a quick task like a math problem or a custom checklist. It helps you regain focus, reduce impulse usage, and protect private apps by adding a mindful step before access.

**Highlights:** Task-based app access, Customizable checklists, Math problem challenges, Temporary app access, Privacy protection for apps, Focus and reduced impulse usage

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

**In-app purchases:** none


## Frequently asked questions

### Is MM私密相册 free?

MM私密相册 is free to download, with in-app purchases available.

### Is Lockit free?

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

### Do MM私密相册 or Lockit have ads?

Neither MM私密相册 nor Lockit shows ads.

### Which is updated more often, MM私密相册 or Lockit?

MM私密相册 ships an update every 3 weeks, and Lockit every 3 weeks. Most recently, MM私密相册 was updated on October 8, 2026 and Lockit on October 12, 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.*