# Lock Notes vs E

The clearest difference is in-app purchases: E at none against Lock Notes's 7. E also leads on iOS requirement (10.0 vs 15.0). Lock Notes's advantage is update cadence (every 10 days vs monthly). On price, ads and device support there is nothing between them.

Both are free to download. Lock Notes sells 7 in-app purchases, starting at $4.99 per 7 days. E asks for nothing beyond the download.

Lock Notes ships an update every 10 days, E monthly. The most recent releases landed on September 27, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Lock Notes | E |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (137 ratings)](https://appshunter.io/ios/app/lock-notes-private-journal/id1211884686/reviews)** | — |
| Number of ratings | **137** | — |
| Positive reviews | 55.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 10 days** | Monthly |
| Monetization | Subscription | — |
| Size | 15 MB | 42 MB |
| Requires iOS | 15.0 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [LYKOV STUDIO LTD](https://appshunter.io/developer/1783754094) | [Gaspard Toussaint](https://appshunter.io/developer/993679260) |

## 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 |


### E

[App page](https://appshunter.io/ios/app/e-trust/id1440258019)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Lock Notes free?

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

### Is E free?

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

### Do Lock Notes or E have ads?

Neither Lock Notes nor E shows ads.

### Which is updated more often, Lock Notes or E?

Lock Notes ships an update every 10 days, and E monthly. Most recently, Lock Notes was updated on September 27, 2026 and E on September 28, 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.*