Best Free Online To-Do List Tools in 2025

The best free online to-do list tools let you capture tasks in seconds from any browser, organise them by project and due date, and access them from any device without installing anything. The strongest options in 2025 are Todoist, Microsoft To Do, TickTick and Wuzzio, each with different strengths depending on whether you need individual productivity, team collaboration or household coordination.

Why an online to-do list beats a paper list or mental note

Paper lists cannot send reminders. Mental lists are unreliable for anything beyond the immediately urgent. An online to-do list solves both problems: everything that needs to be done is recorded in one place, accessible from any device, with notifications at the right moment.

The deeper benefit is cognitive. Keeping tasks in your head requires continuous background attention to not forget them. Moving them to a trusted external system frees that attention for the actual work.

What to look for in a free online to-do list

Browser-based access without installation. A tool you can open from any computer in seconds, logged in or not, has a lower adoption barrier.

No forced signup for basic use. Some tools let you start immediately before requiring an account.

Subtasks and projects. A flat list becomes unmanageable beyond 20 items. Projects with subtasks keep things organised.

Due dates and reminders. Without a deadline and a reminder, tasks with no urgency never get done.

Sharing or collaboration. For team or household use, being able to share a list with others multiplies the value.

The best free online to-do list tools

Todoist

Available fully in the browser with no installation needed. One of the most refined task management interfaces available. Natural language input recognises "every Monday at 9am" and creates the recurring task automatically. The free tier allows up to five shared projects and 5 MB of file attachments. The Karma productivity scoring system is motivating without being gamified in a distracting way.

Best for: individuals who want a clean, fast, full-featured task manager accessible from any browser.

Microsoft To Do

Completely free, works in any browser without installation. Syncs with Outlook tasks and flagged emails automatically. The "My Day" feature encourages a daily prioritisation ritual. Lists can be shared with other Microsoft account holders.

Best for: Outlook and Office 365 users who want seamless integration between email tasks and a to-do list.

TickTick

Browser version is fully functional and mirrors the mobile app. The free tier includes calendar view, basic habit tracking, recurring tasks and list sharing. More features in the free tier than most competitors.

Best for: users who want a Pomodoro timer, calendar view and statistics without paying.

Notion

A flexible notes and database tool that can be configured as a task manager. Task databases can be viewed as lists, boards or calendars. Highly customisable. The learning curve is higher than dedicated to-do apps; the risk is spending more time building the system than using it.

Best for: people who want notes and task management in one place and are comfortable building their own structure.

Google Tasks

Minimal, built into Gmail and Google Calendar. Adding a task takes two clicks from an email. No advanced features: no subtasks in free tier, no collaboration. Works for simple personal lists, not for project management.

Best for: light personal use within the Google ecosystem.

Wuzzio

Browser-based, no installation, works on any device. Unlike the other tools here, Wuzzio is designed for household and group use from the start. Tasks can be assigned to specific household members, set as recurring and connected to a shared calendar and grocery list. Completely free, no member limit.

Best for: households, flatmates or small groups who want shared task lists alongside a calendar, grocery list and expense tracking.

Our guide to sharing a to-do list with a partner or family explains how to set up shared lists in practice.

Google to-do list: what your options actually are

"Google to-do list" can mean three different things:

Google Tasks: minimal task list integrated into Gmail. Limited features, no sharing.

Google Keep: note-taking app with checkbox lists. Lists can be shared, but no due dates or reminders on individual tasks.

Google Calendar: not a task list, but tasks with due dates appear in the calendar view when created in Google Tasks.

For real task management, none of these match Todoist, TickTick or Microsoft To Do. They are utility tools within Gmail, not dedicated task managers.

Microsoft to-do list: the best free option in the Microsoft ecosystem

Microsoft To Do (the successor to Wunderlist) is the strongest free to-do list in the Microsoft ecosystem. Key features available for free: unlimited tasks and lists, shared lists, due dates, recurring tasks, reminders, integration with Outlook flagged emails, Microsoft 365 calendar sync.

The web version works in any browser. The "My Day" section creates a focused daily work list by selecting tasks from all your lists each morning.

Why having a to-do list actually matters

The case for to-do lists is not about productivity perfectionism. It is about reliability. Tasks stored only in memory are subject to the vagaries of what feels urgent today. A written or digital list externalises the commitment and makes it easier to honour it.

The most cited reason people stop using to-do list apps is not that the app is bad, but that they try to capture everything and end up with an overwhelming 80-item list. The solution: capture everything, but review and prune weekly. A list of 10 active tasks is more useful than a list of 100 tasks that are never reviewed.

Conclusion

Todoist and TickTick are the strongest free online to-do list tools for individual productivity. Microsoft To Do is the best choice for Outlook users. Wuzzio is the best option when the goal is coordinating tasks across a household or group, alongside a shared calendar and grocery list.

Start with the simplest option that matches your situation, put tomorrow's three tasks in it right away, and judge it after a full week of real use.