Notebook vs Diamond Diary Notes With Lock
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Notebook
This app offers a natural journaling experience by organizing daily notes on a single page, allowing you to flip through your entries like a physical book. It prioritizes simplicity, security with passcode locks, and seamless iCloud synchronization for easy access across devices.
- Realistic page-turning effect
- One page per day organization
- iCloud sync and backup
- Passcode lock with Face ID/Touch ID
- Dark mode and font adjustment
- Ad-free Premium option
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Keep daily notes and diary entries together on one page. Turn pages like a book and revisit your past entries. Search, iCloud sync, and a passcode lock help you organize and access your notes. Core features are free; ad removal is a one-time purchase. ■ Your day on one page See the notes and diary entries you write each day together on one page. Swipe or tap to turn pages and look back on everyday moments and memories. ■ Find past entries Use the contents list or search to find a note you want to revisit. Change a note's date to record plans or past events. ■ Make reading and writing comfortable Adjust the text size or use Dark Mode. Copy, print, or share your notes. ■ Protect access with a passcode Lock access to your diary with a passcode. Face ID / Touch ID is available on supported devices. ■ Sync between devices with iCloud With iCloud sync enabled, notes synchronize automatically between devices using the same Apple Account. iCloud sync is enabled by default for new installations. iCloud Drive and Notebook's iCloud access must be enabled, with available storage and a network connection. Synchronization may take time. iCloud sync and device backups are separate features. Check your sync status and backups before changing devices. ■ Recover deleted notes Recover notes within 30 days of deletion from Recently Deleted in Settings. ■ Remove ads with a one-time purchase Core features are free. Premium removes ads with a one-time purchase, not a subscription. After changing devices, use Restore Purchases with the Apple Account used for your purchase. Over 2 million downloads worldwide. Rated 4.7 out of 5 from over 21,000 ratings across all countries and regions (October 2026). Capture your everyday moments, one page at a time.
Diamond Diary Notes With Lock
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.
- Password/Biometric Lock
- Add Photos & Emoticons
- Customizable Fonts & Backgrounds
- iCloud Sync
- Search & Calendar View
- Write & Edit Entries
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Looking for a safe place for your secrets and memories? Diamond Diary Notes With Lock is the perfect journal app for you! Write about your dearest moments, ideas, write your love story and lock your notes! Have a cute glitter daily planner that will help you organize your life! Your new best friend is here, write all special thoughts and moments in a diamond diary that will be safe and well-hidden. You can attach photos, cute emoticons and say everything that's on your mind – without anyone judging you! Don't leave out a single detail and have the cutest glitter diamond diary that you can use to write new entries anytime and anywhere on your phone! How to use: ** Open your diary to write a new entry whenever you want ** ** Write a title for a new entry and add cute emoticons ** ** Choose fancy fonts and set font color ** ** Set cute backgrounds for your notes ** ** Add photos to your entries ** ** Search, modify and delete entries as you wish ** ** Lock the diary using a pattern, pin code, touch ID/ face recognition ** ** Set a recovery question and answer ** ** All notes will be saved on iCloud and available on both iPhone or iPad** ** You can share your notes with friends online, or post on social networks! ** With the most amazing diamond secret journal, you can share all your thoughts and write about your precious moments spent with family and friends! Something exciting happened at school today? Write it all out so you don't forget it! Search through your journal quickly and easily and have a calendar view of all your writings! Personalize your diary with emoticons, photos and selfies – create amazing stories that you will be happy to read over and over again. Have fun! Diamond Diary Notes With Lock is free to download but some of its options require additional payment and are available through In-App purchases. --------------- - Your subscription lasts 1 month, 6 months, or 1 year, depending on the subscription level chosen at the time of purchase. - You will be charged $2.99 for 1 month, $14.99 for 6 months, $23.99 for 1 year, depending on the subscription level chosen at the time of purchase. - Payment will be charged to your iTunes Account at confirmation of purchase. - Your subscription automatically renews unless auto-renewal is turned off at least 24 hours before the end of the current subscription. - Your account will be charged for a renewed subscription within 24 hours prior to the end of current subscription. You will be charged $2.99 for 1 month, $14.99 for 6 months, or $23.99 for 1 year, depending on your subscription level. - You can manage your subscription and switch off the auto-renewal by accessing your account settings after purchase. - You cannot cancel the current subscription during the active subscription period. - Any unused part or time-span of a free trial period will be forfeited, as soon as you purchase a subscription. - You can view our Privacy Policy here: https://www.appmastersstudio.com/privacy-policy/ - You can view our Terms of Service here: https://www.appmastersstudio.com/terms-of-use/
Screenshots
Verdict
The clearest difference is update cadence: Notebook at weekly against Diamond Diary Notes With Lock's every 5 months. Notebook also leads on rating (4.7 vs 4.4) and review sentiment (72% vs 50%). Diamond Diary Notes With Lock's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price, ratings volume, 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. Notebook sells 1 one-off in-app purchase 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.
Notebook holds the better App Store score, 4.7 against 4.4. Both are backed by a comparable volume of ratings — 14K and 8.8K respectively. Written reviews point the same way: 72% of Notebook's written reviews are positive against 50% of Diamond Diary Notes With Lock's.
Notebook ships an update weekly, Diamond Diary Notes With Lock every 5 months. The most recent releases landed on October 20, 2026 and October 21, 2026 respectively.
| Parameter | Notebook | Diamond Diary Notes With Lock |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (14K ratings) — better | 4.4 (8.8K ratings) |
| Positive reviews | 72.5% of reviews — better | 49.6% of reviews |
| Number of ratings | 14K — better | 8.8K |
| Update frequency | Weekly — better | Every 5 months |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 25 MB | 123 MB |
| Age rating | 4+ | 4+ |
| Developer | Koji Ito | Milica Petrovic |
Customer experience
Notebook
Diamond Diary Notes With Lock
User reviews
Notebook
From 14K App Store ratingsWhat we love
- 👍 Simple and easy to use
- 🔒 Password protection
- 💡 Convenient for journaling and note-taking
- 🚀 Smooth and responsive
- 👍 Organized by date
Room to improve
- 🐛 Occasional crashes or glitches
- 🚫 Unable to insert photos or attachments
- 🚫 Limited formatting options
- 🚫 No cloud sync or backup
- 🚫 Not compatible with iPad
Diamond Diary Notes With Lock
From 8.8K App Store ratingsWhat we love
- 💎 Customizable fonts and images
- 📆 Organized calendar view
- 🔒 Secure diary for personal thoughts
- 📝 Convenient digital diary on phone
Room to improve
- 💰 Paid lock feature
- 🔍 Lack of free privacy options
- 📢 Excessive ads
- 🤔 Confusing date display
Bugs and requests
Notebook
Reported bugs
3 issues- Deleting entries causes the app to crash
- Long entries can cause the app to become unresponsive
- Password feature doesn't always work as expected
Requested features
5 requests- Add ability to insert photos and attachments
- Implement cloud sync and backup
- Allow more formatting options (font, size, color, bold, italic, etc.)
- Develop an iPad version with optimized layout
- Add a search function to easily find past entries
Diamond Diary Notes With Lock
Reported bugs
2 issues- Crashes and unexpected shutdowns
- Date display issues
Requested features
4 requests- Free locking option
- Fingerprint/passcode protection
- Improved scrolling and editing
- More font and customization choices
In-app purchases
Notebook
- Remove Ads$6.99
Diamond Diary Notes With Lock
- 1 Month Subscription$3.491 Month
- 1 Week Subscription3 Days trial$6.997 Days
- 6 Months Subscription$17.996 Months
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- 1 Year Subscription$28.991 Year
- 1 Year Subscription$29.991 Year
- 1 Year Subscription$59.991 Year
- Lock Diary$1.99
- Remove ADs$1.99
Questions
Is Notebook free?
Is Diamond Diary Notes With Lock free?
Which has better reviews, Notebook or Diamond Diary Notes With Lock?
Do Notebook or Diamond Diary Notes With Lock have ads?
Which is updated more often, Notebook or Diamond Diary Notes With Lock?
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