
Nirvana is the strongest starting point if you want an OmniFocus alternative built around GTD lists. Todoist suits a lighter system across devices, TickTick combines tasks with habits and focus tools, and Amazing Marvin offers more workflow customization. SelfManager.ai fits a different need: planning by date, recording what happened, and reviewing your work with AI.
The right choice depends on what you want to preserve. Replacing OmniFocus’s project structure is a different decision from finding a simpler daily planner or something you can use on a Windows work computer.
This guide compares documented features and official pricing, checked October 12, 2026.
| App | Best fit | Access beyond Apple devices | Price in USD | Main trade-off |
|---|---|---|---|---|
| Nirvana | A dedicated GTD workflow | Web, Android, Windows | Free plan; Pro $36/year | More focused on action lists than a record of each working day |
| Todoist | Flexible task lists with less setup | Web, Android, Windows, Linux | Free plan; Pro $7/month or $60/year | You build your GTD organization with projects, labels, and filters |
| TickTick | Tasks, habits, and focus sessions | Web, Android, Windows | Free plan; Premium $49.99/year | Its broad toolkit is not an exact replacement for OmniFocus’s project-review workflow |
| Amazing Marvin | A highly configurable personal system | Web, Android, Windows | $96/year, equivalent to $8/month billed annually | More configuration choices to manage |
| SelfManager.ai | Dated work history, time tracking, and AI review | Browser access across platforms; installable web app | Individual $8/month or $72/year; Team $30/month or $300/year | Date-based organization rather than a dedicated GTD system |
| Things 3 | A simpler personal workflow within Apple’s ecosystem | No Windows, Android, or browser app | Mac $49.99; iPhone $9.99; iPad $19.99, purchased separately | Does not solve cross-platform access |
Annual equivalents are not monthly payment options. Local prices, taxes, and app-store billing can differ.
OmniFocus combines capture, projects, tags, forecasting, and a dedicated review workflow. Custom perspectives let users shape views around their own criteria.
Before switching, identify which parts you actually use:
You do not need identical features everywhere. You need enough structure to keep trusting the system.
For example, someone using two custom perspectives and detailed project reviews has different requirements from someone using OmniFocus mainly as an inbox and daily list.
OmniFocus is not limited to access through Apple apps. OmniFocus for the Web lets you work from a browser, including on a PC.
However, it is a companion to an existing OmniFocus setup. The official documentation identifies limitations, including the absence of the native Review perspective.
Current purchase options include a $74.99 Standard perpetual license, a $149.99 Pro perpetual license, and a $99.99 annual subscription that includes Pro and web access. Perpetual-license owners can add web access for $4.99/month or $49.99/year.
If occasional access from a Windows computer is your only problem, check whether that companion is enough before migrating your entire system.
Nirvana is worth considering first if you like GTD and want its categories to be part of the app’s structure.
Its Inbox, Next, Waiting, Scheduled, and Someday lists give captured commitments different places to live. Projects and areas help organize responsibilities, while tags and contexts help narrow the available actions.
That makes it a clearer starting point for someone who wants to preserve an action-oriented system rather than reorganize everything around a daily schedule.
Choose Nirvana if:
Nirvana also documents an optional sequential-project setting: only the first incomplete Next Up action appears in the Next list until it is finished.
The trade-off: A GTD list system can tell you what is available to do without giving you the kind of dated narrative you might want for client reporting or a work journal. Decide which of those needs matters more.
Pricing: Free includes up to five projects and two areas. Pro is $36/year and adds unlimited projects and areas, plus repeating to-dos.
Todoist makes sense when you want an inbox and task lists that you can adapt without committing to a specialized GTD application.
Projects, labels, filters, and recurring dates provide building blocks for organizing actions. You can use a label for waiting items, keep a separate someday project, and create views for particular contexts.
Todoist also publishes its own GTD setup guide. The method is supported through how you organize the app rather than through the same dedicated structure as OmniFocus.
Choose Todoist if:
The trade-off: Flexibility means you make more of the organizational decisions yourself. Do not assume that a filter is equivalent to OmniFocus’s Review perspective or that your existing perspectives will transfer directly.
A useful test is to reproduce your two most important views. If they remain easy to understand, you probably do not need to recreate every part of your old setup.
Pricing: A free plan is available. Pro costs $7/month or $60/year.
TickTick is a good candidate when your reason for leaving OmniFocus is broader than GTD.
Alongside tasks, it offers habit tracking and focus tools. Its feature set includes recurring tasks, tags, priorities, subtasks, and calendar views, with additional capabilities and higher limits on Premium.
That combination suits someone who wants client tasks, personal routines, and focused work sessions close together.
Choose TickTick if:
The trade-off: More tools do not automatically create a more dependable review system. Test how you will identify stalled projects and review waiting items instead of assuming a busy calendar covers those responsibilities.
You can keep a practical GTD-inspired setup here, but assess it as its own workflow. It does not need to imitate OmniFocus to be useful.
Pricing: TickTick has a free plan. Its official website currently lists Premium at $49.99/year.
Amazing Marvin is a strong candidate for people who like the control OmniFocus gives them but want different ways to organize and approach their work.
Marvin documents GTD support, project review dates, and sequential projects. Its broader toolkit lets you combine task management with day planning and other productivity strategies.
For a detail-oriented user, the appeal is choosing which tools belong in the system rather than accepting one fixed approach.
Choose Amazing Marvin if:
The trade-off: Configuration becomes another responsibility. A useful setup should reduce decisions during the working day, not give you more settings to reconsider whenever you feel stuck.
Start with the features required for capture, organization, and review. Add another strategy only when you can explain which recurring problem it solves.
Pricing: The official pricing page lists an annual subscription of $96, equivalent to $8/month billed annually, with a 14-day trial.
SelfManager.ai approaches organization through dates and tables. Each day can hold separate tables for client work, business tasks, personal responsibilities, or routines.
Tasks sit alongside notes, comments, images, and tracked time. AI Review can examine a week, month, or quarter using that recorded context, helping you recap progress and investigate what needs attention.
This suits people whose question has shifted from “Which actions are available?” to “What am I doing today, and what happened across the week?”
Choose SelfManager.ai if:
It runs in a browser and is an installable web app. The Team plan includes unlimited invited collaborators on shared tables.
The trade-off: SelfManager is not a feature-for-feature GTD replacement. It does not provide calendar sync, automatic calendar scheduling, or enterprise dependency management. If OmniFocus’s specialized project control is essential, assess Nirvana or Marvin first.
Pricing: Individual costs $8/month or $72/year. Team costs $30/month or $300/year. Both have a seven-day trial without a card.
Create a pinned table called “Projects and next actions.” Use it as a manually maintained overview of active outcomes, their next actions, and items waiting on someone else.
Then create a table on today’s date for the work you actually intend to do. Keep longer-term possibilities in a separate pinned table instead of placing every idea into today.
During the day:
At the end of the week, use AI Review to draft a recap. Check that recap against the recorded work, then decide which projects need a new next action.
That last decision remains yours. A summary of completed work does not replace checking whether an important project has stopped moving.
Things 3 belongs on an OmniFocus shortlist if you want a simpler personal task manager and plan to remain within Apple’s ecosystem.
It offers a different balance of organization and daily planning, but it does not solve the need for a Windows, Android, or browser app.
Current US prices are $49.99 for Mac, $9.99 for iPhone, and $19.99 for iPad, purchased separately.
Consider it for a change in complexity, not for cross-platform access.
Use one active project for a week. Choose something with enough variety to expose differences: a next action, a waiting item, a real deadline, a repeating task, and supporting notes.
“Work on the proposal Tuesday” and “Send the proposal by Friday” describe different commitments.
Check how the new app represents both. A system that turns every intended workday into a deadline can become noisy quickly.
After several days, ask:
The best alternative should improve the part of your workflow that prompted the switch while preserving what already worked.
Do not assume an export or import preserves tags, recurrence rules, deferred dates, notes, project order, or completed history.
Keep a backup and retain access to the original system while testing. Move active commitments first; archive older material separately if the new tool cannot represent it cleanly.
Start with Nirvana if preserving GTD’s action lists is the main requirement.
Try Todoist if you want a flexible system with less specialized structure, or TickTick if habits and focus sessions are part of your daily routine.
Choose Amazing Marvin when customization and sophisticated personal workflows matter most.
Try SelfManager.ai when dated planning, tracked work, and AI-assisted reflection are the capabilities you want to add. Its seven-day trial gives you time to record a real working week and assess the review for yourself.
Choose Things 3 when you want simpler personal organization and your devices remain Apple-based.
Nirvana is a strong starting point because it provides dedicated Inbox, Next, Waiting, Scheduled, and Someday lists. Amazing Marvin is another option if project review dates and sequential workflows are important.
You can access OmniFocus for the Web from a compatible browser on a Windows computer. It is a companion to an existing OmniFocus setup, and its features differ from the native Apple apps.
Yes. Nirvana, Todoist, and TickTick offer free plans with limits. Test those limits against your actual projects and routines before deciding whether you need a paid subscription.
You can adapt GTD practices using tables for projects, next actions, waiting items, and someday ideas. These are organizational choices you maintain yourself. SelfManager’s core structure is date-based, and its AI review supports reflection on recorded work.
No. AI can help recap recorded progress and surface questions. You still need to clarify new commitments, check waiting items, review active projects, and decide what happens next.

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