Comparison

Diary with lock 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

Diary with lock

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
Read full description

Use "Diary with lock" app to make your own personal journal of daily events, appointments, secrets and feelings. ****************FEATURES**************** • Diary with lock: Password & pin code protection • Diary with lock: Personalize background color (Pink, Purple, Blue, ++) • Diary with lock: Change font-style • Diary with lock: Easy to use • Diary with lock: Search entries • Diary with lock: Make unlimited entries • Diary with lock: Support 3 languages: English, Japanese, Vietnamese. • Diary with lock: The most downloaded diary app on AppStore! ******************************************* Build from the ground up to be simple and user friendly, the user interface is designed to allow you to enter new notes quickly and easily. With this Diary you can write all your private notes and secure them with a pin code or password. * Track and write about your daily activities Make it a habit to quickly write one or more mini-notes during your day. Simply leave a few words about your workout session, what happened at school or in the office during your day. In weekends, you can write about all the fun you had walking your dog, meeting with friends, or being social with your family. Make it a unique travel diary, or road journal that documents your journey. This can be the daily activity log you always have wanted. Make it your personal journal and have fun reading it over in few year, and share a few laughs with your friends. As this app is pure textual, and contains no images or photos, it runs ultra fast and smooth on any iOS device, and consumes minimal of available memory and disk-space! * This diary is perfect to use as: 1. Diet journal A food diary is a daily record of all food consumed as a means of tracking calorie consumption, weight loss or other nutritional monitoring. 2. Dream journal Or dream diary is a journal in which dream experiences are recorded for later analysis and possibly oneiromancy. 3. Sleep diaries A sleep log is a tool used in diagnosis of sleep disorders. 4. Travel journals A travel diary, or road journal, is valuable documentation of a journey. (only textual, no images or photos) 5. Write your own Autobiography This diary app can easily fit the purpose of a writing down your memoir or chronicle. Keep a log or logbook to record history. Do like famous Anne Frank, make daily records, document life in your own daybook. Never forget a journal entry again, setup a reminder to alert you when it is time to write. Protect all personal notes by adding a pin code when it starts up. Never worry about losing memories again. Easily send a backup of diary entries directly to email for extra protection. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://privacy-policy-site-five-nu.vercel.app

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

Diary with lock4 screens
My Diary4 screens

Verdict

The call

The clearest difference is ads: Diary with lock at none against My Diary's shown. My Diary's advantage is rating (4.7 vs 4.3) and ratings volume (28K vs 1.2K). On price, review sentiment, in-app purchases and monetization model 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. Diary with lock sells 3 in-app purchases, starting at $9.99 per month and My Diary sells 9 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

My Diary holds the better App Store score, 4.7 against 4.3. That said, the two scores are not equally well evidenced: My Diary has 28K ratings behind it against 1.2K, so its average is the more settled of the two. Written reviews point the same way: 66% of Diary with lock's written reviews are positive against 71% of My Diary's.

UpkeepUpdate frequency

Diary with lock ships an update every 6 weeks, My Diary every 2 weeks. The most recent releases landed on November 11, 2026 and November 13, 2026 respectively.

Scorecard5 real differences · 5 level
Diary with lock versus My Diary: the parameters behind the verdict, then further details
ParameterDiary with lockMy Diary
PriceFreeFree
Rating4.3 (1.2K ratings)4.7 (28K ratings) — better
Positive reviews65.6% of reviews71.1% of reviews — better
Number of ratings1.2K28K — better
Update frequencyEvery 6 weeksEvery 2 weeks — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.013.0 — better
Further details — not scored
Size39 MB119 MB
Age rating4+4+
DeveloperTuyen BuiBetterApp Tech Co., Limited

Customer experience

Diary with lock

All ratings1,247 ratings
Positive81.7%
Neutral5.0%
Negative13.3%
Written reviews160 reviews
Positive65.6%
Neutral8.1%
Negative26.3%

My Diary

All ratings28,310 ratings
Positive93.7%
Neutral3.6%
Negative2.8%
Written reviews1,967 reviews
Positive71.1%
Neutral12.1%
Negative16.8%

User reviews

Diary with lock

From 1.2K App Store ratings

What we love

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

Room to improve

  • 💸 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

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

Diary with lock

Reported bugs

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

Requested features

4 requests
  • 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

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

3 purchases

Diary with lock

Subscriptions1
  • Cloud Sync Monthly$9.991 Month
One-time2
  • Donate to Developer$5.99
  • Diary with lock-No Advertising$8.99
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 Diary with lock free?
Diary with lock is free to download, with in-app purchases available.
Is My Diary free?
My Diary is free to download, with in-app purchases available.
Which has better reviews, Diary with lock or My Diary?
My Diary is rated higher. Diary with lock averages 4.3 out of 5 from 1.2K ratings, while My Diary averages 4.7 from 28K ratings.
Do Diary with lock or My Diary have ads?
My Diary shows ads; Diary with lock does not.
Which is updated more often, Diary with lock or My Diary?
Diary with lock ships an update every 6 weeks, and My Diary every 2 weeks. Most recently, Diary with lock was updated on November 11, 2026 and My Diary on November 13, 2026.

Other comparisons