# Lock Notes vs MemoP

Lock Notes and MemoP both sit at 4.4 stars, but that hides the real split: 100% of MemoP's written reviews are positive against 55% of Lock Notes's. MemoP also leads on monetization model (free with in-app purchases vs subscription). Lock Notes's advantage is ads (none vs shown) and ratings volume (137 vs 28). On price, rating, update cadence and in-app purchases 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 MemoP sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.4 for Lock Notes against 4.5 for MemoP. Both are backed by a comparable volume of ratings — 137 and 28 respectively. Written reviews are what separate them: 55% of Lock Notes's written reviews are positive against 100% of MemoP's.

Lock Notes ships an update every 10 days, MemoP every 2 weeks. The most recent releases landed on October 1, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Lock Notes | MemoP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (137 ratings)](https://appshunter.io/ios/app/lock-notes-private-journal/id1211884686/reviews) | **[4.5 (28 ratings)](https://appshunter.io/ios/app/memop/id1273592051/reviews)** |
| Number of ratings | **137** | 28 |
| Positive reviews | 55.3% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 10 days** | Every 2 weeks |
| Monetization | Subscription | **Free with in-app purchases** |
| Size | 15 MB | 34 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [LYKOV STUDIO LTD](https://appshunter.io/developer/1783754094) | [Masashi Sasaoka](https://appshunter.io/developer/1124773279) |

## 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 |


### MemoP

[App page](https://appshunter.io/ios/app/memop/id1273592051)

Securely store your notes with password protection and biometric authentication. Organize, edit, and share your memos with ease, featuring customizable backgrounds and search capabilities.

**Highlights:** Password lock with Touch ID/Face ID, Drag and drop memo organization, Swipe to delete notes, Direct sharing to messages and social media, Customizable backgrounds from photo albums, Search and character search functions, Adjustable font size and color

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ad-free | $1.99 | one-time |


## Frequently asked questions

### Is Lock Notes free?

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

### Is MemoP free?

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

### Which has better reviews, Lock Notes or MemoP?

MemoP is rated higher. Lock Notes averages 4.4 out of 5 from 137 ratings, while MemoP averages 4.5 from 28 ratings.

### Do Lock Notes or MemoP have ads?

MemoP shows ads; Lock Notes does not.

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

Lock Notes ships an update every 10 days, and MemoP every 2 weeks. Most recently, Lock Notes was updated on October 1, 2026 and MemoP on September 18, 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.*