Comparison

Diary with lock vs 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

Diary

Record your thoughts, memories, and emotional states in a secure and private journal. This app allows you to write entries, add photos, and easily browse or search your past records. It offers PIN and biometric protection to keep your personal reflections safe.

Highlights
  • Write diary entries
  • Record memories and journeys
  • Track moods
  • Add photos to entries
  • PIN and biometric security
  • Browse and search diary timeline
Features
Read full description

Write your diaries, note your memories, track your moods... all in one: My Diary - Mood Tracker. With a simple, most convenient, and easy-to-use diary app, you can: - Write diaries, record journeys, or track moods anytime, anywhere including photos. - Protects your memories by setting an app PIN code, also with TouchID / FaceID. - Browse your diary timeline/search. Let's download it!

Screenshots

Diary with lock4 screens
Diary4 screens

Verdict

The call

The clearest difference is in-app purchases: Diary at none against Diary with lock's 3. Diary also leads on review sentiment (100% vs 66%) and update cadence (fortnightly vs every 6 weeks). Diary with lock's advantage is ratings volume (1.2K vs 2). On price, rating, 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. Diary with lock sells 3 in-app purchases, starting at $9.99 per month. Diary asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Diary holds the better App Store score, 4.5 against 4.3. That said, the two scores are not equally well evidenced: Diary with lock has 1.2K ratings behind it against 2, 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 100% of Diary's.

UpkeepUpdate frequency

Diary with lock ships an update every 6 weeks, Diary fortnightly. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

Scorecard6 real differences · 4 level
Diary with lock versus Diary: the parameters behind the verdict, then further details
ParameterDiary with lockDiary
PriceFreeFree
Rating4.3 (1.2K ratings)4.5 (2 ratings) — better
Positive reviews65.6% of reviews100.0% of reviews — better
Number of ratings1.2K — better2
Update frequencyEvery 6 weeksFortnightly — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.012.0 — better
Further details — not scored
Size39 MB43 MB
Age rating4+4+
DeveloperTuyen BuiTien Dat Nguyen

Customer experience

Diary with lock

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

Diary

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

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

Diary

Not enough reviews yet to summarise bugs or requests.

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
None

Diary

No in-app purchases

Questions

Is Diary with lock free?
Diary with lock is free to download, with in-app purchases available.
Is Diary free?
Diary is free to download, with no in-app purchases.
Which has better reviews, Diary with lock or Diary?
Diary is rated higher. Diary with lock averages 4.3 out of 5 from 1.2K ratings, while Diary averages 4.5 from 2 ratings.
Do Diary with lock or Diary have ads?
Neither Diary with lock nor Diary shows ads.
Which is updated more often, Diary with lock or Diary?
Diary with lock ships an update every 6 weeks, and Diary fortnightly. Most recently, Diary with lock was updated on November 2, 2026 and Diary on November 3, 2026.

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