安装包图标

Butterfly

Powerful, minimalistic, cross-platform, opensource note-taking app
新版本 2.5.0
Changes since 2.5.0-rc.2:
* Improve performance of pen drawing
* Fix edited polygons showing duplicate old and new shapes until moved
* Fix polygon tool has black color when using dark theme

This is a stable release, it includes all the changes from the 2.5.0 nightly releases.
Read more here: https://linwood.dev/butterfly/2.5
Butterfly is a note-taking app where your ideas come first. You can paint, add texts, and export them easily on every device. This app works on Android, Windows, Linux, and in the web.

* Simple and intuitive: Every tool is in the right place. Open the app and start drawing. Change your tools by clicking on them.
* Customizable: Change everything to your needs. Choose your custom color, create a palette, and add your pages to the paper. The paper has an infinite size, perfect for your ideas and notes.
* Supports your favorite formats: Import and export are supported for images, PDF and SVG. Open these files directly to edit them.
* Works on every device: The app is available for Android, Windows, Linux, and in the web. You can use it on your phone, tablet, or computer.
* Choose where your data is stored: You can choose to store your data locally or in your favorite cloud (WebDAV). You can also export your data to a file and import it again.
* Available in many languages: The app is available in many languages. Help us to translate this app to your language.
* FOSS: The app is open source and free. You can contribute to the project and help to make it better.
* Use it offline: You can use the app offline. You can draw, paint, and export your notes without an internet connection.
* Use your favorite stylus: The app supports stylus and touch devices. You can draw and paint with your favorite stylus.
* Write text: You can write text on your notes. You can change the font, size, and color.
* Take photos: You can take photos and add them to your notes. You can also import photos from your gallery.
* Editable: You can change the size, color, and position of every element after you added it to your note.
* Add shapes: You can add shapes to your notes. You can choose between a rectangle, circle and line.
* Structure your notes: Add areas and waypoints to your notes to keep them organized.

版本

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  • 版本 2.5.0 (173) 推荐 更新于 2026-04-07

    arm64-v8a armeabi-v7a x86_64

    该版本需要 Android 7.0 及以上版本。

    此安装包由 F-Droid 构建并签名,且保证与此源代码 tarball 保持一致。

    权限

    下载 APK 104 MiB PGP 签名 | 构建日志

  • 新版本 2.4.4
    This is a hotfix update, cherry picking some important fixes from the last 2.5.0-beta.1 nightly release.

    Cherry picks:
    * Improve performance of pen hit testing
    * Remove autofocus from add dialog search to prevent virtual keyboard on mobile
    * Fix sync button not visible on small screens
    * Fix non-zero exit code when app closes
    * Fix Android intent handling causing empty documents on resume and not updating on new intent
    * Fix importing assets does not use default template
    * Fix importing does no
  • 版本 2.4.4 (167) - 更新于 2026-02-19

    arm64-v8a armeabi-v7a x86_64

    该版本需要 Android 7.0 及以上版本。

    此安装包由 F-Droid 构建并签名,且保证与此源代码 tarball 保持一致。

    权限

    下载 APK 101 MiB PGP 签名 | 构建日志

  • 新版本 2.4.3
    This is a hotfix update, cherry picking some important fixes from the last 2.5.0-beta.0 nightly release.

    * Fix toolbar position icon direction issue on rtl layouts
    * Fix foreground will be reset if temporary tool is added

    Cherry picks:
    * Add export all packs to dialog
    * Improve long name and tooltip in recent files on other storages
    * Fix text disappear if closing keyboard ([#1014](https://github.com/LinwoodDev/Butterfly/issues/1014))
    * Fix initialize check on local storage ([#1022](https://gi
  • 版本 2.4.3 (165) - 更新于 2026-01-23

    arm64-v8a armeabi-v7a x86_64

    该版本需要 Android 7.0 及以上版本。

    此安装包由 F-Droid 构建并签名,且保证与此源代码 tarball 保持一致。

    权限

    下载 APK 101 MiB PGP 签名 | 构建日志