# Diary with lock vs Secret Diary With Lock

The clearest difference is ads: Diary with lock at none against Secret Diary With Lock's shown. Diary with lock also leads on review sentiment (66% vs 53%). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. Diary with lock sells 3 in-app purchases, starting at $9.99 per month and Secret Diary With Lock sells 9 in-app purchases, starting at $0.99 per 7 days. 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 Diary with lock against 4.4 for Secret Diary With Lock. Both are backed by a comparable volume of ratings — 1.2K and 736 respectively. Written reviews are what separate them: 66% of Diary with lock's written reviews are positive against 53% of Secret Diary With Lock's.

Diary with lock ships an update every 6 weeks, Secret Diary With Lock every 3 weeks. The most recent releases landed on October 5, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Diary with lock | Secret Diary With Lock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (1.2K ratings)](https://appshunter.io/ios/app/diary-with-lock/id1347511716/reviews) | **[4.4 (736 ratings)](https://appshunter.io/ios/app/secret-diary-with-lock/id1474212821/reviews)** |
| Number of ratings | **1.2K** | 736 |
| Positive reviews | **65.6% of reviews** | 53.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 39 MB | 203 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tuyen Bui](https://appshunter.io/developer/1000285801) | [Pravin Gondaliya](https://appshunter.io/developer/1210259494) |

## What reviewers say

### Diary with lock

[App page](https://appshunter.io/ios/app/diary-with-lock/id1347511716)

Create a secure personal journal to record daily events, thoughts, and secrets. Protect your entries with a password or PIN code and customize the look with different colors and fonts. This app offers a simple, fast, and user-friendly way to document your life.

**Highlights:** Password & PIN code protection, Customizable background colors, Changeable font styles, Easy-to-use interface, Searchable entries, Unlimited entries, Multi-language support

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cloud Sync Monthly | $9.99 | per month |
| Donate to Developer | $5.99 | one-time |
| Diary with lock-No Advertising | $8.99 | one-time |

**What reviewers like**

- 🔒 Secure with password protection
- ✨ Customizable fonts and colors
- 📝 Easy to write entries
- 💻 Convenient digital diary

**What reviewers complain about**

- 💸 Too many ads interrupting writing
- 🐛 Crashes and glitches when trying to write
- 💾 No backup or data recovery options
- 🔍 Partial visibility of entries even when locked

**Reported bugs**

- Entries randomly disappearing
- Constant redirects to ads when trying to write
- Login/password reset not working properly

**Requested features**

- Backup and sync entries across devices
- Fingerprint/Face ID support for locking
- Ability to change font size and color
- Option to disable ads for paid users


### Secret Diary With Lock

[App page](https://appshunter.io/ios/app/secret-diary-with-lock/id1474212821)

Keep your thoughts, feelings, and memories private with a secure digital journal. This app offers customizable locks, daily reminders, and the ability to add photos and emojis to your entries, ensuring your personal information stays protected.

**Highlights:** Password protection (PIN, pattern, safe), Unlimited daily entries, Add photos and mood emojis, Daily, weekly, monthly reminders, Customizable themes and fonts, Data backup and restore

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Subscription Discount | $0.99 | per 7 days |
| Weekly Subscription | $3.99 | per 7 days |
| Secret Diary- Month Premium | $4.99 | per month |
| Secret Diary - Week Premium | $5.99 | per 7 days |
| Secret Vault - Month Premium | $7.99 | per month |
| Monthly subscription. | $9.99 | per month |
| One-month subscription | $14.99 | per month |
| One-year subscription | $19.99 | per year |
| One-year subscription | $49.99 | per year |

**What reviewers like**

- 🔒 Secure diary with password/fingerprint protection
- 📝 Ability to write and express feelings
- 🎨 Customization options for diary appearance
- 🔐 Privacy and keeping secrets from others

**What reviewers complain about**

- 💰 Many features locked behind paywall
- 🌐 Ads and constant prompts to upgrade
- 🕰️ Incorrect date/time display
- 🐛 Bugs causing data loss or app crashes

**Reported bugs**

- Diary entries not saving properly
- App freezing or closing unexpectedly
- Incorrect date/time stamps on entries
- Syncing and login issues

**Requested features**

- More free customization options
- Ability to add photos, videos, or other media
- Improved sync and backup across devices
- Better organization and search for diary entries


## Frequently asked questions

### Is Diary with lock free?

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

### Is Secret Diary With Lock free?

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

### Which has better reviews, Diary with lock or Secret Diary With Lock?

Secret Diary With Lock is rated higher. Diary with lock averages 4.3 out of 5 from 1.2K ratings, while Secret Diary With Lock averages 4.4 from 736 ratings.

### Do Diary with lock or Secret Diary With Lock have ads?

Secret Diary With Lock shows ads; Diary with lock does not.

### Which is updated more often, Diary with lock or Secret Diary With Lock?

Diary with lock ships an update every 6 weeks, and Secret Diary With Lock every 3 weeks. Most recently, Diary with lock was updated on October 5, 2026 and Secret Diary With Lock on October 15, 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.*