Comparison

My Diary With Lock vs Colku

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

Head to head
About

My Diary With Lock

This app provides a secure and private space to record daily thoughts, moods, and memories. It offers password protection, mood tracking with emotion icons, and a calendar view to revisit past entries. Customize your journal with various artistic styles.

Highlights
  • Password and Face ID protection
  • Mood tracking with emotion icons
  • Quick notes with photos and emojis
  • Calendar view for browsing entries
  • Customizable fonts, backgrounds, and covers
Features
Read full description

The cute diary app specially designed for you, with mood tracking and password protection features. Whether it’s daily moods, memorable moments, or deep reflections, everything is safely stored here. Private & Secure Your diary is protected with a password lock and Face ID. Everything you write stays private and visible only to you. Mood Diary Record your moods using adorable emotion icons inspired by Plutchik’s Wheel of Emotions, allowing you to record moods in a soothing and easy way. Quick Notes Capture your feelings anytime with photos, text, and emojis. Calendar View Browse your diary by day or month and easily revisit memories from any specific date. Personalized Journal Customize artistic fonts, font size, background letter styles, and diary covers to create your own exclusive journal. If you have suggestions or feedback, please contact us in the app!

About

Colku

Features
Read full description

The Colku Smart App is your go-to tool for managing all your COLKU smart appliances, crafted to refine and improve your daily life.

Screenshots

My Diary With Lock4 screens
Colku3 screens

Verdict

The call

The clearest difference is in-app purchases: Colku at none against My Diary With Lock's 3. Colku also leads on update cadence (every 5 weeks vs every 3 months). On price, ads, device support and iOS requirement 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 With Lock sells 3 in-app purchases, starting at $1.99 per month. Colku asks for nothing beyond the download.

UpkeepUpdate frequency

My Diary With Lock ships an update every 3 months, Colku every 5 weeks. The most recent releases landed on November 4, 2026 and October 25, 2026 respectively.

Scorecard2 real differences · 8 level
My Diary With Lock versus Colku: the parameters behind the verdict, then further details
ParameterMy Diary With LockColku
PriceFreeFree
Rating4.7 (2K ratings) — better—
Positive reviews91.1% of reviews—
Number of ratings2K — better—
Update frequencyEvery 3 monthsEvery 5 weeks — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS14.013.0 — better
Further details — not scored
Size33 MB41 MB
Age rating4+4+
DeveloperMEETFIRE LIMITED海林 王

Bugs and requests

My Diary With Lock

Reported bugs

2 issues
  • Submitted diary entries sometimes reset font settings
  • Occasional data loss when switching devices

Requested features

4 requests
  • Add more journal cover options
  • Implement backup and restore functionality
  • Improve font customization options
  • Introduce a dark mode theme

Colku

Not enough reviews yet to summarise bugs or requests.

In-app purchases

3 purchases

My Diary With Lock

Subscriptions2
  • Monthly VIP$1.991 Month
  • Yearly VIP$7.991 Year
One-time1
  • Lifetime VIP$9.99
None

Colku

No in-app purchases

Questions

Is My Diary With Lock free?
My Diary With Lock is free to download, with in-app purchases available.
Is Colku free?
Colku is free to download, with no in-app purchases.
Do My Diary With Lock or Colku have ads?
Neither My Diary With Lock nor Colku shows ads.
Which is updated more often, My Diary With Lock or Colku?
My Diary With Lock ships an update every 3 months, and Colku every 5 weeks. Most recently, My Diary With Lock was updated on November 4, 2026 and Colku on October 25, 2026.

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