Comparison

TTLock vs My Diary

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

TTLock

Unlock your doors using your smartphone via Bluetooth. This app requires compatible hardware to function. Contact support directly within the app for any inquiries.

Highlights
  • Unlock doors via Bluetooth
  • Requires compatible hardware
  • In-app support contact
  • Phone-based access control
Features
Read full description

TTLock is used to open the door via bluetooth with your phone. To do this, APP should cowork with specific hardware. You can contact with us in the APP, if there is any question.

About

My Diary

This app offers a secure and personalized digital journal for recording daily thoughts, memories, and emotions. Enhance entries with photos, themes, and mood tracking. It's designed to support mental well-being by providing a private space for self-reflection and emotional processing.

Highlights
  • Password-protected diary
  • Add photos and drawings
  • Customizable themes and backgrounds
  • Mood tracking and analysis
  • Rich text editing
  • Journaling guides
Features
Read full description

My Diary provides a friendly, professional, and personalized diary-journal experience. With its beautiful and thoughtful design, it lets you enjoy every memorable moment. WHAT IS MY DIARY? My Diary is a free online diary with lock. You can use it to record daily journals, secret thoughts, journeys, mood trackers, and any private moments. It is a diary that supports adding photos, themes, diary background, mood, font effects, etc., making your private diary more vivid and safe. Committed to providing the most intimate diary-journal writing experience for users who want to keep a diary and care about their mental health. With the My Diary app, you can: Write diaries or record journeys anytime, anywhere Write photo diaries. Add pictures or drawings to make your personal diary more vivid Customize your journals with themes, moods, font effects, stickers Use it as a mood-tracker and get mood analysis Set a password to lock your diary and protect your memories JOURNALING FOR MENTAL HEALTH Journaling is a simple way to write down your thoughts and feelings to manage your mental health and control your emotions. Journaling has many benefits, including: Clear fear and concerns Manage anxiety and reduce stress Expressing your emotions. Journaling is really a good mental health tracker and mood tracker Learn from your experiences and make you happier Gain control of your emotions etc REASONS FOR CHOOSING THIS JOURNALING APP 1. Easy-to-use & Beautiful interface * It provides beautiful diary themes. Add enjoyment to every moment of daily journaling * Night dark theme. Makes it more comfortable when you keep a journal at night * Well-designed pages, let you start a journal or take notes easily * Providing journaling guides, Follow it step by step to complete the first diary. * Powerful rich text effect. It gives you the best experience whether you take journeys notes or write diaries. 2. Safe and Private * My Diary, as a private diary app, protects your memories by setting an app passcode. You can turn on the diary lock to make your diary safe. * We recommend that you set a security question to avoid forgetting your password and being unable to visit your journal. 3. Photo Diary, More Than Words * My Diary is a Photo diary. Add photos to make your private journals more memorable. * Check all journal photos in the Media View Mode * Add drawings to reflect your ideas and thoughts 4. Decorate Your Diary * Enjoy the Diary illustrated themes. Whether it’s a travel journal, health journal, girl diary, or mood tracker diary, there will always be a theme you like (Some of them are Premium) * Choose backgrounds when writing journal entries, see how lovely private journals can be (Some of them are Premium) * Writing about your feelings helps the brain overcome upsets, clear fears and leaves you happier 5. Mood Tracker * Some moods cannot be expressed in words, so you can choose mood diary symbols. Add your mood when you start writing diaries or take day notes * Track mood in the mood calendar * Check your mood trends in statistics * Be your free metal health tracker 6. Categorize Your Daily Notes with Tags * Adding tags for your daily journals * The suggested categories include Travel notes, work notes, love diary, baby diary, daily motivations, pregnancy diary, etc * Easily check your entries by tags In summary, It is really a good photo journaling app free for you, a lovely secret diary with lock and a great mood tracker & mental health tracker, which deserves to be installed. My Diary is a free journaling app, most of the features are FREE. Additional features, including some backgrounds, themes, etc. are available with a My Diary Premium Membership. If you have any questions or want feedback. Contact us: Email: mydiary@betterapptech.com Privacy Policy: http://www.betterapptech.com/about-us/privacy-policy/ Terms of Use: http://www.betterapptech.com/about-us/terms-of-service/ ------------------------------

Screenshots

TTLock4 screens
My Diary4 screens

Verdict

The call

The clearest difference is review sentiment: My Diary at 71% against TTLock's 25%. My Diary also leads on rating (4.7 vs 2.9) and ratings volume (28K vs 548). TTLock's advantage is in-app purchases (none vs 9). On price, update cadence, ads and device support 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. My Diary sells 9 in-app purchases, starting at $2.99 per month. TTLock asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

My Diary holds the better App Store score, 4.7 against 2.9. That said, the two scores are not equally well evidenced: My Diary has 28K ratings behind it against 548, so its average is the more settled of the two. Written reviews point the same way: 25% of TTLock's written reviews are positive against 71% of My Diary's.

UpkeepUpdate frequency

TTLock ships an update every 3 weeks, My Diary every 2 weeks. The most recent releases landed on October 26, 2026 and October 28, 2026 respectively.

Scorecard6 real differences · 4 level
TTLock versus My Diary: the parameters behind the verdict, then further details
ParameterTTLockMy Diary
PriceFreeFree
Rating2.9 (548 ratings)4.7 (28K ratings) — better
Positive reviews25.3% of reviews71.0% of reviews — better
Number of ratings54828K — better
Update frequencyEvery 3 weeksEvery 2 weeks — better
AdsYesYes
In-app purchasesNo — betterYes
MonetizationAd-supported — betterFree with in-app purchases
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPad, iPod
Requires iOS15.013.0 — better
Further details — not scored
Size371 MB119 MB
Age rating4+4+
DeveloperHangzhou Sciener Smart TechnologyBetterApp Tech Co., Limited

Customer experience

TTLock

All ratings547 ratings
Positive41.9%
Neutral10.8%
Negative47.3%
Written reviews790 reviews
Positive25.3%
Neutral12.7%
Negative62.0%

My Diary

All ratings28,310 ratings
Positive93.7%
Neutral3.6%
Negative2.8%
Written reviews1,962 reviews
Positive71.0%
Neutral12.1%
Negative16.8%

User reviews

TTLock

From 548 App Store ratings

What we love

  • 🚀 Works well
  • 👍 Easy to use
  • 💡 Lots of features
  • 🔒 Secure access
  • 🤖 Integrates with Alexa

Room to improve

  • 🐛 Connectivity issues
  • 🔋 Battery drain problems
  • 🤯 Confusing instructions
  • 🤖 Alexa integration not reliable
  • 🤔 Can't see lock status

My Diary

From 28K App Store ratings

What we love

  • 🔒 Secure with password, fingerprint, and security question options
  • 📝 Easy to write and express thoughts
  • 🎨 Customizable with themes, stickers, and photos
  • 🗓️ Helpful for tracking moods and daily activities

Room to improve

  • 💰 Many features locked behind premium paywall
  • 🔍 Limited free theme and sticker options
  • 🐛 Issues with formatting, text editing, and photo placement
  • 🔄 Requires restoring purchases frequently

Bugs and requests

TTLock

Reported bugs

5 issues
  • App crashes after updates
  • Can't delete old locks from app
  • Fingerprint scanner not working
  • Remote unlock not functioning
  • Passcode changes not syncing

Requested features

5 requests
  • Show lock/unlock status in app
  • Add proximity unlock feature
  • Improve Alexa integration
  • Allow minute-level passcode scheduling
  • Provide better customer support

My Diary

Reported bugs

3 issues
  • App crashing or freezing
  • Entries not saving properly
  • Inconsistent behavior with password/lock features

Requested features

4 requests
  • Ability to sync across devices
  • More free customization options
  • Landscape mode support for tablets
  • Better organization tools like folders or tags

In-app purchases

None

TTLock

No in-app purchases

9 purchases

My Diary

Subscriptions6
  • Diary VIP ( Month )$2.991 Month
  • Diary VIP ( Month )1 Month trial$2.991 Month
  • Diary Subscription Yearly$16.991 Year
Show 3 more
  • My Diary Premium Yearly3 Days trial$19.991 Year
  • My Diary Premium Yearly$19.991 Year
  • My Diary Yearly VIP$23.991 Year
One-time3
  • Diary Permanent VIP$29.99
  • Permanent VIP$39.99
  • My Diary Permanent VIP$49.99

Questions

Is TTLock free?
TTLock is free to download, with no in-app purchases.
Is My Diary free?
My Diary is free to download, with in-app purchases available.
Which has better reviews, TTLock or My Diary?
My Diary is rated higher. TTLock averages 2.9 out of 5 from 548 ratings, while My Diary averages 4.7 from 28K ratings.
Do TTLock or My Diary have ads?
Both TTLock and My Diary show ads.
Which is updated more often, TTLock or My Diary?
TTLock ships an update every 3 weeks, and My Diary every 2 weeks. Most recently, TTLock was updated on October 26, 2026 and My Diary on October 28, 2026.

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