OneDiary: A Multimedia Journal App for Effortless Writing, Easy Management, and Meaningful Reflection


Effortless Writing – Simple, Intuitive, and Expressive

  • Zero-barrier journaling: No account required, works offline, and auto-saves instantly.
  • Multimedia flexibility: Supports rich text/Markdown, images, videos, voice recordings, sketches, and document attachments—even voice-to-text conversion.
  • Smart assistance: Automatically logs time, location, and weather; AI-powered chat entries can be saved directly as journal entries.
  • Context-based writing:
  • Chat-style journaling: Automatically organizes multiple daily entries.
  • Quick access: Long-press the app icon to start writing instantly.
  • Backfill feature: Capture missed moments even after the day has passed.

Effortless Management – Secure, Personalized, and Efficient

  • Privacy-first:
  • Passcode and biometric lock protection.
  • End-to-end encrypted sync—no third-party servers needed.
  • Offline backups with peer-to-peer data transfer.
  • Bulk Export Diaries:
  • Export your diaries as PDF or Markdown in one go — perfect for archiving, printing, or sharing with others.
  • Customization options:
  • 42 theme colors, dark mode, and customizable fonts.
  • Custom journal templates and smart tagging with auto-tagging support.
  • Intelligent organization:
  • Multi-dimensional categorization: Sort by albums, videos, voice notes, tags, or notebooks.
  • Advanced search: Find entries by keywords, date range (calendar mode), or location history.
  • Cross-platform sync: Supports major cloud services like Baidu, Google Drive, WebDAV, and OneDrive.

Meaningful Reflection – Relive and Rediscover Your Memories

  • Time-travel journaling:
  • On This Day: Highlights past entries from the same date in previous years.
  • Map-based journaling: Visualize your journal locations on an interactive map.
  • Timeline & calendar views: Easily browse and filter journal entries by date.
  • Creative output:
  • Export journals as long images, PDFs, or Markdown files.
  • Share memories with loved ones through face-to-face journal exchanges.
  • AI-powered insights:
  • Auto-generated summaries, translations, and reflections.
  • AI-generated illustrations to enrich your journal entries.
  • Ink to Digital (AI Import): Use AI to recognize and digitize handwritten paper diaries with a single tap — preserve your memories forever!

Bonus Features

  • Lifetime reliability: Never lose data—import from Day One and restore location details.
  • Habit-building tools: Daily reminders and seamless multi-platform support help you maintain consistency.
  • Productivity-ready: Doubles as a notes and to-do list app for work and personal use.
,