OneLine – Daily Diary

One line. Every day. Your story.

OneLine is the beautifully simple journal that helps you capture each day in a single sentence. No pressure, no long-form writing — just one meaningful line that captures your moment.

DAILY JOURNALING, SIMPLIFIED

• Write one line per day (up to 280 characters)
• Track your mood with five expressive moods
• Attach photos to preserve visual memories
• Daily writing prompts to spark inspiration

TRACK YOUR JOURNEY

• Build writing streaks and stay consistent
• View your activity heatmap at a glance
• See mood trends and patterns over time
• On This Day: rediscover entries from past years

YEAR IN REVIEW

• Beautiful, interactive annual summary
• Mood charts, writing activity graphs, and more
• Tap any chart for detailed insights
• Share your Year in Review as an image

YOUR DATA, YOUR PRIVACY

• Entries stay on your device and sync privately
• Export your journal anytime as PDF or text
• No ads, no tracking, no data collection
• Lock your journal with biometric authentication (Premium)

PREMIUM FEATURES (One-time purchase)

• Photo memories on every entry
• Biometric app lock
• Streak protection shield
• Support independent development

Start your one-line-a-day habit today. It takes 30 seconds, but the memories last forever.

Privacy Policy & Terms of Use: https://merzkevin.de/privacy-OneLine.html