Diary Locked vs Secret Diary
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Diary Locked
Record your daily thoughts, ideas, and emotions with this secure digital journal. Attach photos to entries and easily search your memories by date, category, or tag. Protect your private thoughts with a password lock.
- Password protection
- Attach photos to entries
- Search by date, category, or tag
- Backup and recovery
- Simple and convenient interface
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Do you have the habit of writing diary daily? The drawers and the cabinets are filled with your diary? Now, the smart mobile devices are well developed and increasingly popular so why don’t you think about replacing that paper diary by a neat and more convenient mobile diary? “Diary Locked” applications can provide the simple and handy writing diary features on your smart phone. About “Diary Locked” app Locked Diary is a simple application that allows you to record daily thoughts / ideas / emotions / events and synchronize it on your device. You can also take photos and attach to your diary. That can make your dairy more vivid and realistic. I’m sure that you don’t want anybody read your thoughts writing in your diary>. < . By setting password to lock your app, nobody can open and read your memory `•.¸.•´ The features of this app - Beautifully designed and simple usage - Protect app by pasword - Take photos and attaching to each page diary - Quick search by date, category or tag - Backup, recovery data
Secret Diary
Securely record your thoughts, daily events, and journeys with this private diary app. It offers robust security features like Face ID, Touch ID, or passcode lock, and allows for extensive personalization with themes, fonts, and backgrounds. All entries are stored locally for maximum privacy.
- Face ID, Touch ID, passcode lock
- iCloud backup and restore
- Unlimited editing options
- Add photos, backgrounds, fonts
- Personalize with artistic themes
- Local data storage
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Secret Diary is a free diary journal app with high security. Your data is safe with iCloud backup and restore. This app use Face ID, Touch ID, or passcode lock to protect the security of your secret thoughts, daily diary and journeys. To ensure privacy and security, all your entry will only be saved on your device and not sent to any servers. Secret Diary provide unlimited dairy editing options, adding photos, backgrounds, fonts, moods, etc. Also, you can personalize this app with multiple artistic and kawaii themes. Everything is free! This App will protect your memories securely. Please try and enjoy it!
Screenshots
Verdict
The clearest difference is rating: Secret Diary at 4.7 against Diary Locked's 3.2. Secret Diary also leads on ratings volume (98 vs 5) and review sentiment (85% vs 73%). Diary Locked's advantage is iOS requirement (7.0 vs 14.0). On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Secret Diary holds the better App Store score, 4.7 against 3.2. That said, the two scores are not equally well evidenced: Secret Diary has 98 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 73% of Diary Locked's written reviews are positive against 85% of Secret Diary's.
Diary Locked ships an update every 3 weeks, Secret Diary every 2 weeks. The most recent releases landed on October 19, 2026 and October 23, 2026 respectively.
| Parameter | Diary Locked | Secret Diary |
|---|---|---|
| Price | Free | Free |
| Rating | 3.2 (5 ratings) | 4.7 (98 ratings) — better |
| Positive reviews | 72.7% of reviews | 85.0% of reviews — better |
| Number of ratings | 5 | 98 — better |
| Update frequency | Every 3 weeks | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 7.0 — better | 14.0 |
| Further details — not scored | ||
| Size | 22 MB | 66 MB |
| Age rating | 4+ | 4+ |
| Developer | VINICORP JSC. | Trang Le Thi |
Customer experience
Diary Locked
Secret Diary
Bugs and requests
Diary Locked
Not enough reviews yet to summarise bugs or requests.
Secret Diary
Reported bugs
5 issues- Cannot get back to previous background themes
- Lock screen appears after entries are visible
- App crashes when phone is on airplane mode
- Difficulty entering or recovering passcode
- Passcode not visible or functional at times
Requested features
5 requests- Allow autocorrect while typing
- Ensure lock screen appears first
- Recover passcode when forgotten
- Add backup feature
- Enable Face ID/Touch ID for login
In-app purchases
Diary Locked
No in-app purchases
Secret Diary
No in-app purchases
