# My Super Secret Diary Notes vs Diamond Diary Notes With Lock

The clearest difference is monetization model: Diamond Diary Notes With Lock at free with in-app purchases against My Super Secret Diary Notes's subscription. Diamond Diary Notes With Lock also leads on ratings volume (8.8K vs 1.9K). My Super Secret Diary Notes's advantage is update cadence (every 6 weeks vs every 5 months). On price, rating, review sentiment and ads there is nothing between them.

Both are free to download. My Super Secret Diary Notes sells 12 in-app purchases, starting at $5.99 per 7 days and Diamond Diary Notes With Lock sells 8 in-app purchases, starting at $3.49 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.3 for My Super Secret Diary Notes against 4.4 for Diamond Diary Notes With Lock. Both are backed by a comparable volume of ratings — 1.9K and 8.8K respectively. Written reviews are what separate them: 45% of My Super Secret Diary Notes's written reviews are positive against 50% of Diamond Diary Notes With Lock's.

My Super Secret Diary Notes ships an update every 6 weeks, Diamond Diary Notes With Lock every 5 months. Both last shipped on October 27, 2026.

## The numbers

| Metric | My Super Secret Diary Notes | Diamond Diary Notes With Lock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (1.9K ratings)](https://appshunter.io/ios/app/my-super-secret-diary-notes/id1367154224/reviews) | **[4.4 (8.8K ratings)](https://appshunter.io/ios/app/diamond-diary-notes-with-lock/id1437141637/reviews)** |
| Number of ratings | 1.9K | **8.8K** |
| Positive reviews | 45.2% of reviews | **49.6% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 6 weeks** | Every 5 months |
| Monetization | Subscription | **Free with in-app purchases** |
| Size | 22 MB | 123 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ivan Antic](https://appshunter.io/developer/1367134411) | [Milica Petrovic](https://appshunter.io/developer/1436961056) |

## What reviewers say

### My Super Secret Diary Notes

[App page](https://appshunter.io/ios/app/my-super-secret-diary-notes/id1367154224)

Securely record your daily thoughts, memories, and secrets in a customizable digital journal. Protect your private entries with a lock and enhance them with photos, emoticons, and personalized designs. Your memories are safely stored and accessible across devices.

**Highlights:** Password/Touch ID protection, Calendar and list view, Search functionality, Customizable fonts and colors, Photo attachments, iCloud synchronization, Social media sharing

**Features:** Vision Pro support

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO Diary | $5.99 | per 7 days |
| PRO Diary | $19.99 | per year |
| Background Style 1 | $0.99 | one-time |
| Background Style 4 | $0.99 | one-time |
| Background Style 6 | $0.99 | one-time |
| Background Style 10 | $0.99 | one-time |
| Background Style 11 | $0.99 | one-time |
| Remove Ads | $1.99 | one-time |
| Long Audio Notes | $1.99 | one-time |
| Lock Notes | $2.99 | one-time |
| Pro Pack | $4.99 | one-time |
| Pro Pack | $14.99 | one-time |

**What reviewers like**

- 💕 Helps express feelings
- 📆 Calendar feature
- 🎨 Customizable fonts and themes
- 🔒 Secure for keeping secrets
- 📝 Convenient way to write diary entries

**What reviewers complain about**

- 💰 Need to pay to lock diary
- 🔒 Locking feature should be free
- 🐛 Issues with saving entries
- 🙄 Too many ads
- 📁 Lack of organization/file system

**Reported bugs**

- Entries disappearing after exiting app
- Date/time not displaying correctly
- App crashing or freezing
- Syncing issues across devices

**Requested features**

- Make locking feature free
- Add dark mode option
- Improve saving/syncing of entries
- Reduce ads or make them optional
- Implement a file/folder system


### Diamond Diary Notes With Lock

[App page](https://appshunter.io/ios/app/diamond-diary-notes-with-lock/id1437141637)

Securely record your thoughts, memories, and ideas in a private digital journal. Personalize entries with photos, emoticons, and custom fonts. Protect your secrets with password, pattern, or biometric locks.

**Highlights:** Password/Biometric Lock, Add Photos & Emoticons, Customizable Fonts & Backgrounds, iCloud Sync, Search & Calendar View, Write & Edit Entries

**Features:** macOS Compatibility

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Subscription | $3.49 | per month |
| 1 Week Subscription | $6.99 | per 7 days |
| 6 Months Subscription | $17.99 | per 6 months |
| 1 Year Subscription | $28.99 | per year |
| 1 Year Subscription | $29.99 | per year |
| 1 Year Subscription | $59.99 | per year |
| Lock Diary | $1.99 | one-time |
| Remove ADs | $1.99 | one-time |

**What reviewers like**

- 💎 Customizable fonts and images
- 📆 Organized calendar view
- 🔒 Secure diary for personal thoughts
- 📝 Convenient digital diary on phone

**What reviewers complain about**

- 💰 Paid lock feature
- 🔍 Lack of free privacy options
- 📢 Excessive ads
- 🤔 Confusing date display

**Reported bugs**

- Crashes and unexpected shutdowns
- Date display issues

**Requested features**

- Free locking option
- Fingerprint/passcode protection
- Improved scrolling and editing
- More font and customization choices


## Frequently asked questions

### Is My Super Secret Diary Notes free?

My Super Secret Diary Notes is free to download, with in-app purchases available.

### Is Diamond Diary Notes With Lock free?

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

### Which has better reviews, My Super Secret Diary Notes or Diamond Diary Notes With Lock?

Diamond Diary Notes With Lock is rated higher. My Super Secret Diary Notes averages 4.3 out of 5 from 1.9K ratings, while Diamond Diary Notes With Lock averages 4.4 from 8.8K ratings.

### Do My Super Secret Diary Notes or Diamond Diary Notes With Lock have ads?

Both My Super Secret Diary Notes and Diamond Diary Notes With Lock show ads.

### Which is updated more often, My Super Secret Diary Notes or Diamond Diary Notes With Lock?

My Super Secret Diary Notes ships an update every 6 weeks, and Diamond Diary Notes With Lock every 5 months. Most recently, My Super Secret Diary Notes was updated on October 27, 2026 and Diamond Diary Notes With Lock on October 27, 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.*