# Charlotte Mobile vs aLock

The clearest difference is in-app purchases: Charlotte Mobile at none against aLock's 3. Charlotte Mobile also leads on iOS requirement (12.0 vs 16.0). aLock's advantage is update cadence (every 3 weeks vs every 4 months). On price, ads and device support there is nothing between them.

Both are free to download. aLock sells 3 in-app purchases, starting at $2.99 per 7 days. Charlotte Mobile asks for nothing beyond the download.

Charlotte Mobile ships an update every 4 months, aLock every 3 weeks. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Charlotte Mobile | aLock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (32 ratings)](https://appshunter.io/ios/app/alock-app-lock/id1663668785/reviews)** |
| Number of ratings | — | **32** |
| Positive reviews | — | 44.4% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | — | Freemium |
| Size | 20 MB | 7 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Charlotte Products Ltd](https://appshunter.io/developer/1284890834) | [裕涛 兰](https://appshunter.io/developer/1624361053) |

## What reviewers say

### Charlotte Mobile

[App page](https://appshunter.io/ios/app/charlotte-mobile/id1195369799)

**Features:** macOS Compatibility

**In-app purchases:** none


### aLock

[App page](https://appshunter.io/ios/app/alock-app-lock/id1663668785)

Manage your screen time effectively by setting usage limits for apps and automatically restricting them when limits are reached. This app helps users, including children, focus better by blocking distractions and inappropriate content. A free trial is available for premium features.

**Highlights:** Set app usage limits, Automatic app restriction, Manual app restriction/restoration, Focus enhancement for children, Distraction blocking, Free trial for premium features

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| App Lock for 1 week | $2.99 | per 7 days |
| App Lock for 1 year | $9.99 | per year |
| App Lock Premium | $19.99 | one-time |


## Frequently asked questions

### Is Charlotte Mobile free?

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

### Is aLock free?

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

### Do Charlotte Mobile or aLock have ads?

Neither Charlotte Mobile nor aLock shows ads.

### Which is updated more often, Charlotte Mobile or aLock?

Charlotte Mobile ships an update every 4 months, and aLock every 3 weeks. Most recently, Charlotte Mobile was updated on November 2, 2026 and aLock on November 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.*