Treo

Markdown & text · iPhone & iPad

Open a file. Give your words room.

Read and edit Markdown and text files from Files. Move between source and preview, adjust your reading view, and share the document when it is ready.

A closer look

A file-based Markdown and text editor with preview, search, and optional Syncthing connections.

Work with your files

Browse for an existing document or create a new Markdown file and start writing.

See the result as you edit

Return from the editor to the preview to check formatting, or update a task checkbox directly in Markdown preview.

Set your reading view

Choose a light, dark, or system theme and adjust preview and editor font sizes separately.

Keep the manual close

Start with a short first-use guide, then return to individual tasks whenever you need them.

Read the manual →

Before you begin

Files access is granted through the system picker. A file provider may need its own account or internet connection. Optional Syncthing connections may require Local Network permission and share data with the peers you configure.

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