Daily Diary vs Cognify
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Daily Diary
Record your thoughts and memories with this journaling app. It allows for text entries, image insertion, and offers unique visual themes and a dark mode for an immersive experience. Secure your entries with password protection.
- Text and image entries
- Password protection
- Customizable screen effects
- Animated themes
- Dark background mode
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Daily Diary is an ultra-convenient dairy app. It can not only input text, but also supports inserting pictures. The ultra-simple experience will make you like recording and expressing. *Special features Screen effects-Long press and drag on the blank space to display stunning screen effects. Password protection-The app supports password lock, allowing you to write as you wish, without fear of prying. Animated themes-Colorful and rich animation themes make notes more interesting. Dark background-feel the immersive recording experience while protecting your eyes from light damage.
Cognify
This app transforms YouTube videos and podcasts into structured study notes using AI. It helps users capture key information, create time-stamped notes, and highlight insights for better retention and reflection. Ideal for students and lifelong learners seeking to maximize knowledge from consumed content.
- AI-powered video and podcast summarization
- Layered, time-stamped SmartNotes™
- Highlight key takeaways
- Focus on content, avoid scrolling
- Turn YouTube into a personal university
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Cognify transforms YouTube videos into structured study notes — so you can remember, reflect, and act on what matters. Whether you're watching long YouTube lectures or listening to deep podcast conversations, Cognify helps you capture the signal — not the noise. Smarter Learning with AI -Summarize videos or podcasts instantly -Take layered, time-stamped SmartNotes™ -Highlight key takeaways and insights -Stay focused and avoid mindless scrolling -Perfect for students, entrepreneurs, and lifelong learners Who is Cognify for? -Students studying long YouTube videos -Lifelong learners building a knowledge library -Self-growth and productivity-focused podcast listeners -Anyone who wants to stop forgetting what they just consumed Turn YouTube into your personal university. Start your 7-day free trial and experience smarter video learning. Cancel anytime. Disclaimer: Cognify is not affiliated with or endorsed by YouTube, Google, or any individual creators. All trademarks and content belong to their respective owners.
Screenshots
Verdict
The clearest difference is monetization model: Daily Diary at free against Cognify's free with in-app purchases. Daily Diary also leads on iOS requirement (13.0 vs 15.1). On price, rating, ratings volume and ads 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. Daily Diary sells 1 one-off in-app purchase and Cognify sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 5.0 for Daily Diary against 5.0 for Cognify. Both are backed by a comparable volume of ratings — 4 and 5 respectively.
| Parameter | Daily Diary | Cognify |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (4 ratings) | 5.0 (5 ratings) |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 4 | 5 — better |
| Update frequency | — | Monthly |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 20 MB | 36 MB |
| Age rating | 4+ | 4+ |
| Developer | 琳 崔 | Cognify AI Inc |
Customer experience
Daily Diary
Cognify
In-app purchases
Daily Diary
- Daily Diary pro$1.99
Cognify
- Cognify Monthly Subscription7 Days trial$9.991 Month
- Cognify Annually Subscription7 Days trial$89.991 Year
