# App Lock vs PSE iSystems

The clearest difference is in-app purchases: PSE iSystems at none against App Lock's 3. PSE iSystems also leads on ads (none vs shown) and iOS requirement (13.0 vs 16.0). On price, update cadence and device support there is nothing between them.

Both are free to download. App Lock sells 3 in-app purchases, starting at $0.99 per 7 days. PSE iSystems asks for nothing beyond the download.

App Lock ships an update every 5 weeks, PSE iSystems every 6 weeks. The most recent releases landed on November 3, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | App Lock | PSE iSystems |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (54 ratings)](https://appshunter.io/ios/app/app-lock-apps-blocker/id6467823109/reviews)** | — |
| Number of ratings | **54** | — |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 5 weeks** | Every 6 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 73 MB | 47 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Dindot Network Technology (Huizhou) Co., Ltd.](https://appshunter.io/developer/1612606571) | [ASURE GROUP PTE LTD](https://appshunter.io/developer/1606327920) |

## What reviewers say

### App Lock

[App page](https://appshunter.io/ios/app/app-lock-apps-blocker/id6467823109)

This app helps manage screen time for children and protect personal privacy. It allows parents to lock specific apps, create custom control rules, and secure private data like photos and contacts. It's designed for families and individuals needing digital control and security.

**Highlights:** Screen Time Management, Widget Activation, App Control, Private Vault, Privacy Protection Mode, Focus on Work, Custom Mode

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $0.99 | per 7 days |
| Yearly | $9.99 | per year |
| Lifetime | $14.99 | one-time |


### PSE iSystems

[App page](https://appshunter.io/ios/app/pse-isystems/id6474380797)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is App Lock free?

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

### Is PSE iSystems free?

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

### Do App Lock or PSE iSystems have ads?

App Lock shows ads; PSE iSystems does not.

### Which is updated more often, App Lock or PSE iSystems?

App Lock ships an update every 5 weeks, and PSE iSystems every 6 weeks. Most recently, App Lock was updated on November 3, 2026 and PSE iSystems on October 27, 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.*