# App Lock vs Thatdidhappen

The clearest difference is price: App Lock at Free against Thatdidhappen's $2.99. Thatdidhappen's advantage is in-app purchases (none vs 3) and update cadence (every 3 days vs every 2 months). On ads and device support there is nothing between them.

App Lock is free to download; Thatdidhappen costs $2.99 up front. App Lock sells 3 in-app purchases, starting at $3.99 per month. Thatdidhappen asks for nothing beyond the download.

App Lock ships an update every 2 months, Thatdidhappen every 3 days. The most recent releases landed on October 6, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | App Lock | Thatdidhappen |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[3.8 (4 ratings)](https://appshunter.io/ios/app/app-lock-secure-folder/id6456267824/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 32 MB | 2 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Chetna Nakrani](https://appshunter.io/developer/1680941411) | [ADHOCON GmbH](https://appshunter.io/developer/1858708318) |

## What reviewers say

### App Lock

[App page](https://appshunter.io/ios/app/app-lock-secure-folder/id6456267824)

This app offers a secure, offline solution for protecting your private photos, contacts, passwords, and notes. It prioritizes user privacy by keeping all data stored locally on your device without any internet connection or cloud synchronization.

**Highlights:** Offline photo and video vault, Contact backup and restore, Secure password manager, Encrypted notes storage, Local data storage only, Intuitive user interface

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade Premium Version | $3.99 | per month |
| Upgrade Premium Version | $24.99 | per year |
| Upgrade Premium Version | $29.99 | one-time |


### Thatdidhappen

[App page](https://appshunter.io/ios/app/thatdidhappen-protocol/id6757167013)

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

**In-app purchases:** none


## Frequently asked questions

### Is App Lock free?

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

### Is Thatdidhappen free?

Thatdidhappen costs $2.99, with no in-app purchases.

### Do App Lock or Thatdidhappen have ads?

Neither App Lock nor Thatdidhappen shows ads.

### Which is updated more often, App Lock or Thatdidhappen?

App Lock ships an update every 2 months, and Thatdidhappen every 3 days. Most recently, App Lock was updated on October 6, 2026 and Thatdidhappen on October 10, 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.*