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Pixy vs Diarium: free mood tracking vs a private diary
Diarium is a private diary with a paid Pro upgrade. Pixy is built for mood: a year in pixels, emotions, sleep, and statistics, free and open source.
4.9 App Store4.7 Google Play700+ ratings
Side by side
Pixy vs Diarium at a glance
6 reasons people pick Pixy over Diarium, based on public store listings.
| Category |  Pixy |  Diarium |
|---|---|---|
| Price for every featurePublic in-app purchase catalog, US App Store | $0. Free, no subscription | Paid upgrade $14.99 |
| App Store ratingUS App Store | 4.87 ★ | 4.80 ★ |
| Year in pixels calendar | Built in | Not in store listing |
| Open source | Yes, MIT license | Closed source |
| Download sizeiPhone, App Store | 20 MB | 31 MB |
| Works on older iPhones | iOS 12.4 and newer | iOS 15.1 and newer |
Why Pixy
Why people switch from Diarium to Pixy
Pixy does one job well: it helps you notice how your days feel. Everything is free, and nothing gets in the way.
Reviews
Loved by people who tried other apps
Pixy is rated 4.9 on the App Store and 4.7 on Google Play. Here is what reviewers say.
Switching
How to switch from Diarium to Pixy
FAQ
Pixy vs Diarium: frequently asked questions
Diarium is a private diary app with a one-time Pro upgrade. Pixy is a free mood tracker that turns each day into one colored pixel, so a whole year of moods fits on one screen. Every Pixy feature is free, while Diarium sells paid upgrade $14.99.
Yes, if you want a simple way to track your mood. Pixy covers mood check-ins, emotions, tags, sleep, notes, statistics, reminders, and app lock, all for free. People who switch often mention that Pixy is quicker to fill in and never asks them to upgrade.
Diarium is free to download with paid upgrades. Its public App Store catalog lists paid upgrade $14.99 (US, September 2026). Pixy costs nothing: no subscription, no in-app purchases, no ads.
Pixy has no direct import from Diarium. Most people keep an export of their old Diarium history and start fresh in Pixy. Your pixel calendar fills up fast, and you can export a Pixy backup file at any time.
Pixy is made for mood tracking. Every day becomes a colored pixel, and statistics show when your mood peaks and which tags come up most. It is free and open source.
Yes. Pixy is free to download and every feature is free to use. There is no subscription, no in-app purchase, and no ads.
Your entries stay on your phone. Pixy needs no account and no sign-up. You can lock the app with a passcode or biometrics and export a backup file at any time.
Yes. Pixy is on the App Store for iPhone and on Google Play for Android.
A year in pixels is a calendar where each day is one small square, colored by your mood. After a few weeks you can see good and bad stretches at a glance. Pixy builds it for you as you log.
Yes. The code of the Pixy app is public on GitHub under the MIT license, so anyone can check how it works and how it handles data.
Many people use Pixy to show their therapist or psychiatrist how their mood changed between sessions. Pixy is a self-tracking tool, not a medical device, and does not replace professional care.
Ready to switch from Diarium?
Free on iPhone and Android. No ads, no subscription, no account.
4.9 App Store4.7 Google Play700+ ratings
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Pixels alternativeDiarium is a trademark of Timo Partl. Pixy is not affiliated with Diarium. Facts about Diarium come from its public store listings and reviews, checked on September 29, 2026. Found something out of date? Tell us.