My Diary With Lock vs marimo Knock
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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
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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!
marimo Knock
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Knock knock, together with Marimo Send your greetings as if knocking softly. No sign-up required—send a warm hello with just a single tap. Terms of Use: [https://www.apple.com/legal/internet-services/itunes/dev/stdeula/](https://www.apple.com/legal/internet-services/itunes/dev/stdeula/)
Screenshots
Verdict
The clearest difference is in-app purchases: marimo Knock at none against My Diary With Lock's 3. marimo Knock also leads on update cadence (every 5 days 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
Both are free to download. My Diary With Lock sells 3 in-app purchases, starting at $1.99 per month. marimo Knock asks for nothing beyond the download.
My Diary With Lock ships an update every 3 months, marimo Knock every 5 days. The most recent releases landed on October 18, 2026 and October 10, 2026 respectively.
| Parameter | My Diary With Lock | marimo Knock |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (1.8K ratings) — better | — |
| Positive reviews | 91.1% of reviews | — |
| Number of ratings | 1.8K — better | — |
| Update frequency | Every 3 months | Every 5 days — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 14.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 33 MB | 22 MB |
| Age rating | 4+ | 4+ |
| Developer | MEETFIRE LIMITED | SeongChan Joo |
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
marimo Knock
Not enough reviews yet to summarise bugs or requests.
In-app purchases
My Diary With Lock
- Monthly VIP$1.991 Month
- Yearly VIP$7.991 Year
- Lifetime VIP$9.99
marimo Knock
No in-app purchases
Questions
Is My Diary With Lock free?
Is marimo Knock free?
Do My Diary With Lock or marimo Knock have ads?
Which is updated more often, My Diary With Lock or marimo Knock?
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