sleek is an open-source (FOSS) todo manager based on the todo.txt syntax. It's available for Windows, MacOS and Linux.
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Challenge Achieved Alternatives
Challenge Achieved is described as 'Create challenges, track your progress, share with everyone and push your limits. Could be used as free to do list, productivity app and even as a shopping list!' and is a todo list manager in the office & productivity category. There are more than 100 alternatives to Challenge Achieved, not only websites but also apps for a variety of platforms, including iPhone, Android, Mac and Windows apps. The best Challenge Achieved alternative is Trello, which is free. Other great sites and apps similar to Challenge Achieved are Todoist, Wekan, Tasks.org and Habitica.
Alternatives list
- 228 sleek alternatives
119 Taskade alternativesAI-enhanced productivity platform offering a unified workspace for real-time collaboration with document chat, project studio, customizable AI agents, and AI File Chat. Powered by OpenAI's GPT-4 API and ChatGPT, users achieve seamless syncing, utilize AI commands for instant answers, and design custom workflows.
Cost / License
- Freemium
- Proprietary
Application type
Platforms
- Mac
- Windows
- Linux
- Online
- Android
- iPhone
- Android Tablet
- iPad
- Microsoft Edge
- Google Chrome
- Mozilla Firefox
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112 Zenkit alternativesZenkit is a hyper-flexible SaaS platform for managing projects, databases, and more. Use Kanban boards, tables, or custom views to organize tasks, track data, and collaborate with your team. Build a CRM, financial planner, or simply plan your day—all in one intuitive workspace.
Cost / License
- Freemium
- Proprietary
Application type
Platforms
- Mac
- Windows
- Linux
- Online
- Android
- iPhone
- Android Tablet
- iPad
- Snapcraft
- Software as a Service (SaaS)
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398 Things alternativesTask management has never been this easy. Simplicity, however, is not achieved at the expense of powerful features. Download your free trial today and start getting more things done with less effort.
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125 Taskwarrior alternativesTaskwarrior is an ambitious project bringing sophisticated capabilities to a simple and elegant productivity tool. You'll find it has customizable reports, charts, GTD features, Lua extensions, device synching and more, all while our international team provides excellent...
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224 OmniFocus alternativesOmniFocus is designed to quickly capture your thoughts and ideas to store, manage, and help you process them into actionable to-do items.
Cost / License
- Paid
- Proprietary
Application type
Platforms
- Mac
- Online
- iPhone
- iPad
- Apple Watch
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403 Any.do alternativesAny.do is an award-winning app used by millions of individuals, families and teams to stay organized and get more done.
Cost / License
- Freemium
- Proprietary
Application type
Platforms
- Mac
- Windows
- Online
- Android
- iPhone
- Chrome OS
- Android Tablet
- iPad
- Apple Watch
- Android Wear
- Software as a Service (SaaS)
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77 Widget-Board alternativesWidget Board is a productivity tool that lets you create custom boards with your favorite widgets such as tasks, notes, media, date & time, weather, calendar and so much more!.
Cost / License
- Freemium
- Proprietary
Application type
Platforms
- Online
- Google Chrome
- Context Chrome Extension
- Software as a Service (SaaS)
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Cost / License
- Freemium
- Proprietary
Application type
Platforms
- Online
- Android
- iPhone
- Blackberry
- Android Tablet
- iPad
- Software as a Service (SaaS)
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Experience Condution, a powerful yet incredibly simple check-list application that supports your needs from study, business, and life. Bring Condution with you across the Globe and let it be your second brain — so you can focus on living your best life.
Cost / License
- Free
- Open Source (GPL-3.0)
Application type
Alerts
- Discontinued
Platforms
- Mac
- Windows
- Linux
- Android
- iPhone
- Android Tablet
- iPad
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256 Todo.txt alternativesTrack your tasks and projects in a plain text file, todo.txt. A todo.txt is software and operating system agnostic; it's searchable, portable, lightweight and easily manipulated.
Cost / License
- Free
- Open Source
Application type
Alerts
- Discontinued
Platforms
- Mac
- Windows
- Linux
- BSD
United States
Germany
EU
Israel
