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Head-to-head · To-Do List Apps

Todoist vs Carbon

  • Updated Oct 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score Todoist #1 in To-Do List Apps 9.2/10 Free plan Free plan✓ 4 of 4 features Visit Todoist
Carbon #36 in To-Do List Apps 5.4/10 Free plan Free plan✓ 4 of 4 features Visit Carbon

Todoist leads on 0 checks, Carbon on 0, and 5 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreTodoist · 9.2/10
  • Free planboth

Todoist scores higher on our rubric for to-do list apps: 9.2 against 5.4 out of 10; our editors rank them #1 and #36.

Todoist is the better fit for most people needing a complete task manager. Carbon is the better fit for self-hosters needing deep task control.

  • Todoist fits best

    Most people needing a complete task manager

  • Carbon fits best

    Self-hosters needing deep task control

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Todoist 9.2/10 Visit ↗ Carbon 5.4/10 Visit ↗
At a glance
Editor score 9.2 5.4
Ranking #1 in To-Do List Apps #36 in To-Do List Apps
Best for Most people needing a complete task manager Self-hosters needing deep task control
Pricing model Free plan + paid Free
Starting price — Free plan
Free plan ✓ ✓
Free trial — —
Deployment Cloud, Desktop, Mobile, Browser extension Cloud, Self-hosted, Desktop, Mobile
Platforms Web, Windows, macOS, Linux, iOS, Android, Chrome extension Web, Windows, macOS, Linux, Android
Support Docs Docs
Compliance 2FA 2FA
Integrations 6 integrations 4 integrations
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business, Mid-market
Features Todoist 4/4 · Carbon 4/4
Recurring tasks ✓ ✓
Task reminders ✓ ✓
Calendar sync ✓ ✓
Subtasks ✓ ✓
Specs
Offline access Web_and_mobile Web_and_mobile
Active task limit Not checked yet Not checked yet
Supported platforms web, windows, macos, linux, ios, android, chrome_extension web, windows, macos, linux, android
Our review
Pros
  • Recurring dates, reminders, subtasks, priorities, labels, and filters
  • Google Calendar and Outlook Calendar synchronization
  • Web, desktop, mobile, browser extension, and API access
  • Nested tasks, dependencies, recurrence, reminders, and priorities
  • Offline local SQLite storage with multi-device sync
  • Self-hosting, REST API access, and workflow integrations
Cons
  • Beginner is limited to 5 personal projects
  • Calendar layout and custom reminders start with Pro
  • Team roles, permissions, and billing require Business
  • Documentation is the listed support channel
  • Self-hosting requires managing a synchronization server
  • Its depth may exceed the needs of simple to-do lists
Our verdict

Todoist is a task-management application for organizing personal and professional work. It suits individuals who need structured projects, recurring due dates, reminders, subtasks, priorities, labels, filters, and multiple task layouts.…

Read the review →

Carbon is an open-source, local-first task management application for individuals and teams that need more structure than a basic checklist. It supports projects, folders, tasks, notes, nested items, due dates, defer dates, reminders,…

Read the review →
  1. TodoistTo-Do List Apps 9.2Free plan
  2. CarbonTo-Do List Apps 5.4Free plan

Strengths and trade-offs

  • Todoist — where it wins

    • Recurring dates, reminders, subtasks, priorities, labels, and filters
    • Google Calendar and Outlook Calendar synchronization
    • Web, desktop, mobile, browser extension, and API access

    Where it doesn't

    • Beginner is limited to 5 personal projects
    • Calendar layout and custom reminders start with Pro
    • Team roles, permissions, and billing require Business

  • Carbon — where it wins

    • Nested tasks, dependencies, recurrence, reminders, and priorities
    • Offline local SQLite storage with multi-device sync
    • Self-hosting, REST API access, and workflow integrations

    Where it doesn't

    • Documentation is the listed support channel
    • Self-hosting requires managing a synchronization server
    • Its depth may exceed the needs of simple to-do lists
  • Todoist9.2/10 · Free plan

    A complete task manager with broad platform coverage, recurring tasks, and team workspaces.

    Visit TodoistFull verdict →
  • Carbon5.4/10 · Free plan

    A feature-rich open-source task manager for users who want control over their data and workflows.

    Visit CarbonFull verdict →

More comparisons

All To-Do list apps comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update