One Emoji a Day – Mood Tracker

Petri Tynkkynen

About this app

Track your mood with just one emoji a day.
One Emoji a Day is a simple and private way to log emotions without writing long journal entries.

Instead of complicated mood journals, you choose one emoji per day to represent how you feel. Over time, your emotions form a clear and beautiful emoji calendar that helps you understand patterns in your mood.

🌈 Why One Emoji a Day?

No writing, no pressure

One tap per day

Visual mood tracking

Calm and distraction-free design

📅 Key features

Daily mood tracking using emojis

Monthly calendar view of emotions

Simple emotion diary without text

Private by design – no accounts, no tracking

Works fully offline

🧠 Perfect for

Tracking mood and emotions

Mental health awareness

Mindfulness and self-reflection

Anyone who wants a minimal mood tracker

🔒 Privacy first

Your data stays on your device.
No ads. No analytics. No tracking.

If you’re looking for a simple emoji diary, a daily mood tracker, or a lightweight emotion calendar, One Emoji a Day is designed for you.

What’s new

— Fixed notification scheduling to work at exact time
— Notifications now trigger reliably at your chosen time
— Improved daily reminder accuracy