# Lock Notes vs RAR Opener

The clearest difference is monetization model: RAR Opener at free with in-app purchases against Lock Notes's subscription. RAR Opener also leads on rating (4.8 vs 4.4). Lock Notes's advantage is ads (none vs shown) and update cadence (every 10 days vs every 10 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Lock Notes sells 7 in-app purchases, starting at $4.99 per 7 days and RAR Opener sells 4 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

RAR Opener holds the better App Store score, 4.8 against 4.4. Both are backed by a comparable volume of ratings — 138 and 34 respectively.

Lock Notes ships an update every 10 days, RAR Opener every 10 months. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Lock Notes | RAR Opener |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (138 ratings)](https://appshunter.io/ios/app/lock-notes-private-journal/id1211884686/reviews) | **[4.8 (34 ratings)](https://appshunter.io/ios/app/rar-opener/id6738619804/reviews)** |
| Number of ratings | **138** | 34 |
| Positive reviews | 54.2% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 10 days** | Every 10 months |
| Monetization | Subscription | **Free with in-app purchases** |
| Size | 23 MB | 13 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [LYKOV STUDIO LTD](https://appshunter.io/developer/1783754094) | [Andy Sutanto](https://appshunter.io/developer/1659282966) |

## What reviewers say

### Lock Notes

[App page](https://appshunter.io/ios/app/lock-notes-private-journal/id1211884686)

Securely store private thoughts, passwords, and reminders with biometric authentication. Enjoy a simple, elegant interface with iCloud sync, customizable themes, and backup options. Your data remains private and encrypted.

**Highlights:** Biometric authentication (Face ID, Touch ID), Encrypted note storage, iCloud sync across devices, Customizable themes and dark mode, Backup and restore functionality, Ad-free minimalist interface

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $4.99 | per 7 days |
| Weekly | $4.99 | per 7 days |
| Monthly | $7.99 | per month |
| Annual | $29.99 | per year |
| Annual | $29.99 | per year |
| Disable ads | $0.99 | one-time |
| Lifetime | $39.99 | one-time |


### RAR Opener

[App page](https://appshunter.io/ios/app/rar-opener/id6738619804)

Easily open and extract RAR files with this straightforward tool. Access recent files, share content, and manage your archives efficiently. Offers a free version with optional premium features for enhanced functionality.

**Highlights:** Extract RAR files, View file history, Share files, Simple interface, RAR file management

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RAR Extractor Pro - 1W | $1.99 | per 7 days |
| Extract RAR Pro - 1Y | $19.99 | per year |
| Offering for New Users | $19.99 | one-time |
| RAR Opener Pro | $39.99 | one-time |


## Frequently asked questions

### Is Lock Notes free?

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

### Is RAR Opener free?

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

### Which has better reviews, Lock Notes or RAR Opener?

RAR Opener is rated higher. Lock Notes averages 4.4 out of 5 from 138 ratings, while RAR Opener averages 4.8 from 34 ratings.

### Do Lock Notes or RAR Opener have ads?

RAR Opener shows ads; Lock Notes does not.

### Which is updated more often, Lock Notes or RAR Opener?

Lock Notes ships an update every 10 days, and RAR Opener every 10 months. Most recently, Lock Notes was updated on October 29, 2026 and RAR Opener on October 24, 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.*