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Journal Multilingual

Open-source drug use tracker with interaction checker and multilingual support.
New in version 11.9
- Import backups from other Journal forks, including custom ARGB colors.
- Experience view now shows time between ingestions.
- Custom substance names and colors restore correctly in experiences.
- Added region-specific Dimdazenil info for US, China, and Taiwan.
- Create an experience while editing an ingestion.
- Fixed pinned bottom bar covering nested screens.
- Mixed release-form timelines stay independent; fixed height independence.
Journal Multilingual is an open-source Android app for tracking substance use and accessing harm reduction information.

It is a community fork of PsychonautWiki Journal with additional language support.

Features:
• Interaction checker — check potential risks when combining substances
• Timeline view — visualize substance effects over time
• Substance database — dosage, duration and risk info for over 100 substances, sourced from PsychonautWiki
• Multi-language support — UI and substance data translated into Simplified Chinese, Traditional Chinese, and English
• Pinyin search for Chinese substance names
• Data export and import
• Customizable app icon
• Extension pack system for community-contributed data

Privacy: No accounts. No cloud sync. All data stays on your device.

Note: This is a community fork of the original PsychonautWiki Journal app.

Versions

Although APK downloads are available below to give you the choice, you should be aware that by installing that way you will not receive update notifications and it's a less secure way to download. We recommend that you install the F-Droid client and use that.

Download F-Droid
  • Version 11.9 (1100900) suggested Added on Oct 29, 2026

    arm64-v8a armeabi-v7a x86 x86_64

    This version requires Android 8.0 or newer.

    It is built and signed by the original developer, and guaranteed to correspond to this source tarball.

    Permissions
    • view network connections
      Allows the app to view information about network connections such as which networks exist and are connected.
    • run foreground service
      Allows the app to make use of foreground services.
    • show notifications
      Allows the app to show notifications
    • run at startup
      Allows the app to have itself started as soon as the system has finished booting. This can make it take longer to start the phone and allow the app to slow down the overall phone by always running.
    • use biometric hardware
      Allows the app to use biometric hardware for authentication
    • use fingerprint hardware
      Allows the app to use fingerprint hardware for authentication
    • prevent phone from sleeping
      Allows the app to prevent the phone from going to sleep.
    • in.kawaiis.journal.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 6.5 MiB PGP Signature | Build Log

  • New in version 11.8
    - New Local Brewery achievement badge
    - Redesigned Material 3 themes and smoother tab navigation
    - Settings: crop your avatar with pinch-zoom and rotation
    - Search substances directly from category screens
    - Stats: unified scrollable screen; long-press to pin substances
    - Journal backups now include preferences and avatar
    - Added Methiodone catalog entry with dosing and safety info
    - Fixed bottom bar placement, label wrapping, and export fields
  • Version 11.8 (1100800) - Added on Oct 16, 2026

    arm64-v8a armeabi-v7a x86 x86_64

    This version requires Android 8.0 or newer.

    It is built and signed by the original developer, and guaranteed to correspond to this source tarball.

    Permissions
    • view network connections
      Allows the app to view information about network connections such as which networks exist and are connected.
    • run foreground service
      Allows the app to make use of foreground services.
    • show notifications
      Allows the app to show notifications
    • run at startup
      Allows the app to have itself started as soon as the system has finished booting. This can make it take longer to start the phone and allow the app to slow down the overall phone by always running.
    • use biometric hardware
      Allows the app to use biometric hardware for authentication
    • use fingerprint hardware
      Allows the app to use fingerprint hardware for authentication
    • prevent phone from sleeping
      Allows the app to prevent the phone from going to sleep.
    • in.kawaiis.journal.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 6.4 MiB PGP Signature | Build Log

  • New in version 11.7
    - Rebuilt navigation: smoother transitions and new deep links
    - New "Keep bottom menu visible" setting under Preferences > UI
    - Top bars now hide while scrolling on Journal, Settings and Safer Use
    - Stats widget: search/sort substances, 7/30/90-day window, localized labels
    - Performance improvements for search, journal lists and widgets
    - Expanded substance catalog with better Chinese names
  • Version 11.7 (1100700) - Added on Sep 22, 2026

    arm64-v8a armeabi-v7a x86 x86_64

    This version requires Android 8.0 or newer.

    It is built and signed by the original developer, and guaranteed to correspond to this source tarball.

    Permissions
    • view network connections
      Allows the app to view information about network connections such as which networks exist and are connected.
    • run foreground service
      Allows the app to make use of foreground services.
    • show notifications
      Allows the app to show notifications
    • run at startup
      Allows the app to have itself started as soon as the system has finished booting. This can make it take longer to start the phone and allow the app to slow down the overall phone by always running.
    • use biometric hardware
      Allows the app to use biometric hardware for authentication
    • use fingerprint hardware
      Allows the app to use fingerprint hardware for authentication
    • prevent phone from sleeping
      Allows the app to prevent the phone from going to sleep.
    • in.kawaiis.journal.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 6.3 MiB PGP Signature | Build Log