Build without flattening
Create flexible trees with unlimited nesting, then drag to reorder or swipe for quick actions.
TreeNote: Nested NotesProductivity · Available
iPhone & iPad · iOS 18+
Give complex ideas a clear structure.
Build deeply nested outlines for projects, study, and everyday thinking—then add the detail each branch needs.
Productivity
Available
idea ┬ plan ┬ detail
PlatformiPhone & iPad · iOS 18+
Model10 notes per board · One-time Pro
App StoreAvailable
What it does
Focused by design.
Build deeply nested outlines for projects, study, and everyday thinking—then add the detail each branch needs.
Add useful detail
Use titles, details, tags, colors, due dates, and multiple images.
Write your way
Choose simple text or Pro’s Visual, Markdown, and Preview editor modes with KaTeX rendering.
Keep work portable
Import and export JSON, Markdown, and OPML; store locally by default with optional iCloud sync.
Good to know
The useful details.
Free boards support up to 10 notes.
TreeNote Pro unlocks unlimited notes per board and the premium editor.
English, Spanish, and Chinese interfaces.
TreeNote: Nested Notes
Give complex ideas a clear structure.
10 notes per board · One-time Pro
Get it on the App Store