# HAHA Lock vs Page Vault Reader

The clearest difference is price: HAHA Lock at Free against Page Vault Reader's $1.99. HAHA Lock also leads on iOS requirement (12.0 vs 18.5). Page Vault Reader's advantage is update cadence (every 3 days vs every 5 months). On ads, in-app purchases and device support there is nothing between them.

HAHA Lock is free to download; Page Vault Reader costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

HAHA Lock ships an update every 5 months, Page Vault Reader every 3 days. The most recent releases landed on October 1, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | HAHA Lock | Page Vault Reader |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 days** |
| Size | 23 MB | 12 MB |
| Requires iOS | **12.0** | 18.5 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [映宇 陈](https://appshunter.io/developer/1641488410) | [建亮 王](https://appshunter.io/developer/1859821300) |

## What reviewers say

### HAHA Lock

[App page](https://appshunter.io/ios/app/haha-lock/id6443961380)

**Features:** macOS Compatibility

**In-app purchases:** none


### Page Vault Reader

[App page](https://appshunter.io/ios/app/page-vault-reader/id6758269117)

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

**In-app purchases:** none


## Frequently asked questions

### Is HAHA Lock free?

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

### Is Page Vault Reader free?

Page Vault Reader costs $1.99, with no in-app purchases.

### Do HAHA Lock or Page Vault Reader have ads?

Neither HAHA Lock nor Page Vault Reader shows ads.

### Which is updated more often, HAHA Lock or Page Vault Reader?

HAHA Lock ships an update every 5 months, and Page Vault Reader every 3 days. Most recently, HAHA Lock was updated on October 1, 2026 and Page Vault Reader on September 29, 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.*