Breathink Support
Breathink is a macOS outliner for local document creation and editing.
Before Contacting Support
- Confirm that you are using the latest version of Breathink.
- Keep a backup of important `.btk`, OPML, Markdown, or text files.
- If a document does not open, try exporting or opening a backup copy.
Supported Files
- Breathink document: `.btk`
- Legacy Breathink document: `.breathink`
- Import/export: OPML, Markdown, HTML, text, Word-compatible document, PDF export
Contact / お問い合わせ
For support, please use the contact form below. / サポートが必要な場合は、以下のお問い合わせフォームをご利用ください。