
Free
In-App Purchases
About
MoodDiary — Your AI-Powered Mood Journal
Life has its ups and downs, and every day is worth recording with tenderness.
MoodDiary is a warm and healing mood journal app that helps you track your daily emotional shifts, uses AI to analyze your mood patterns, and is always there to chat and offer comfort when you need it most.
Whether you want to document your life, get to know yourself better, or just need a private space to pour your heart out, MoodDiary is your perfect companion.
Key Features
Mood Journal
Record your mood each day — happy, calm, anxious, sad… choose the emotion label that fits you
Rich-text journal editor, write whatever is on your mind
Calendar review view, see your mood colors for every past day at a glance
AI Companion
AI chat feature, talk about what's on your mind anytime
Smart mood insights, discover emotional patterns and trends
Auto-generated monthly AI mood reports with deep emotional analysis
Data Insights
Mood trend line charts, visualize your emotional highs and lows
Emotion breakdown pie chart, understand your mood composition
Weekly and monthly statistics to quantify your wellbeing index
Privacy & Security
App lock support to protect your private journal
All data stored locally, only you can see it
No social sharing required — this is a space just for you
MoodDiary Premium
Free tier includes core journal features and AI chat
Upgrade to Premium for unlimited AI conversations, advanced data reports, and more mood analysis dimensions
Monthly at ¥28/month, Yearly at ¥198/year (less than ¥0.6 a day)
Perfect for You if You
Want to build a journaling habit and know yourself better
Sometimes feel down and need a place to talk
Are interested in personal growth and want to track emotional changes
Love warm and aesthetically pleasing designs, and want a beautiful journal app
Contact Us
We care deeply about your experience and feedback. If you have any questions or ideas, feel free to reach out via the "Feedback" option in the app.
Let MoodDiary walk with you — every day a brighter one
Show more
What's New in MoodDiary
1.0.1
August 10, 2026
Supports multiple languages and password retrieval function.
Subscription plans
Monthly
Monthly
$0.991 Month



