Various principle vs Diary
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Various principle
Explore life-guiding principles across various categories like work, family, and technology. Customize your learning with notes and create your own principles, plus enjoy a mini-game for relaxation. Enhance personal development and gain inspiration.
- Explore principles across 8 categories
- Create custom principles
- Take notes on principles
- Includes a mini-game
- Personal development focus
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Various Principles is the ultimate app for exploring the principles that guide us in life. With this app, you can discover different principles across 8 categories, including life, work, family, economic, technology, and more. Whether you're looking to gain knowledge, tackle challenges, or just get inspired, this app has got you covered. With features like notes and the ability to create your own principles, you can customize your experience and apply the principles you learn to your own life. The app also includes a mini-game to help you relax and unwind. Whether you're looking to improve your personal development, gain knowledge in specific areas, or just explore different principles, Various Principles is the perfect app for you. Download now and start discovering the principles that can help you navigate life!
Diary
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Ứng dụng nhật kí mang lại khả năng tùy chỉnh cao cho người sử dụng. Bạn có thể tự tạo giao diện mà mình thích
Screenshots
Verdict
The clearest difference is in-app purchases: Diary at none against Various principle's 1. Diary also leads on update cadence (every 2 days vs every 11 days). 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. Various principle sells 1 one-off in-app purchase. Diary asks for nothing beyond the download.
Various principle ships an update every 11 days, Diary every 2 days. The most recent releases landed on October 5, 2026 and October 12, 2026 respectively.
| Parameter | Various principle | Diary |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| Update frequency | Every 11 days | Every 2 days — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 13.6 — better | 14.0 |
| Further details — not scored | ||
| Size | 201 MB | 75 MB |
| Age rating | 4+ | 4+ |
| Developer | Man Hung Sun | Thuyet Luong |
In-app purchases
Various principle
- upgrade$0.99
Diary
No in-app purchases
Questions
Is Various principle free?
Is Diary free?
Do Various principle or Diary have ads?
Which is updated more often, Various principle or Diary?
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