CarbonFin Outliner

7.2easy start · #7 of 22
in Outlining Software

Free to practise onyes
Free trialnot on record
Well documentedyes
Runs where you workyes

Runs on iOS, Mac, Web.

CarbonFin Outliner is ranked #7 of 22 in outlining software on The Geeks Club. It runs on iOS, macOS, Web. There is a free plan.

CarbonFin Outliner plans and pricing

All plans

Outliner Online Free Online companion for syncing, editing, printing, importing, exporting, and sharing outlines outliner.carbonfin.com · 8 Oct 2026

Outliner $4.99 once iPhone and iPad app apps.apple.com · 8 Oct 2026

Compared on outlining software

Free plan: No
Mobile apps: ios
Desktop apps: mac
Export formats: plain text, OPML
Import formats: OPML

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The record

Purpose: Outliner organizes thoughts, tasks, and projects in outlines.
Structured work: It supports hierarchical tasks and subtasks, with progress indicators for tasks that have subtasks.
Editor: The editor supports inline editing, cut, copy, paste, undo, redo, drag-and-drop reordering, search, and collapsing or expanding items.
Organization: Users can tag outlines, filter by tag, search across outlines, archive old outlines, and optionally number items.
Notes: Outlines can include notes, and users can configure checkboxes, note previews, and numbering for each outline.
Web companion: Outliner Online is a free browser-based companion for syncing, editing, printing, importing, exporting, and sharing outlines.
Sharing: Outliner users can invite other Outliner users to view and edit shared outlines; published outlines can be viewed read-only by anyone with the URL.
Integrations: Outliner can sync outlines as OPML files with Dropbox or OneDrive.
Import and export: Outliner supports importing OPML files and exporting outlines as plain text or OPML.
Security: CarbonFin describes online syncing as secure; its version history says syncing was secured using HTTPS in version 2.1.
Limit: sharing: Only iPhone or iPad Outliner users can use Outliner Online for shared editing; other people can view a published outline by URL.
Limit: printing: The app does not have native printing support; synced outlines can be printed through Outliner Online and a web browser.
Support: CarbonFin lists [email protected] for sales, support, or feedback.
Price from: Free

Where it ranks on The Geeks Club

Best Outlining Software in 2026#7 of 22

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Sources

carbonfin.com· checked 8 Oct 2026
apps.apple.com/us/app/outliner/id284455726· checked 8 Oct 2026
outliner.carbonfin.com· checked 8 Oct 2026
carbonfin.com/faq.html· checked 8 Oct 2026
carbonfin.com/roadmap.html· checked 8 Oct 2026