sleek AlternativesOnly apps categorised as Task Management Tools

The best Task Management alternative to sleek is Super Productivity, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 100 alternatives to sleek and loads of them are Task Management Tools so hopefully you can find a suitable replacement. Other interesting Task Management Tool alternatives to sleek are Todoist, Markor, TickTick and Wekan.

sleek iconsleek
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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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More about sleek
sleek alternatives page was last updated Apr 22, 2024
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  1. Super Productivity icon

    Super Productivity

     205 likes
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    Free, open-source software offering task management and time tracking across Linux, MacOS, and Windows with Jira, GitHub, and GitLab integration, plus a pomodoro timer for breaks and focus. Designed with privacy in mind, it requires no user data collection or registration.

    169 Super Productivity alternatives

    License model

    • Free • Open Source

    Application types

    Country of Origin

    • DE flagGermany
    • European Union flagEU

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • Flathub
    • Flatpak
    • Snapcraft
    Super Productivity screenshot 1

    Properties

    1.  Privacy focused
    2.  Distraction-free
    3.  Minimalistic
    4.  Lightweight

    Features

    1.  Task Time Tracking
    2.  Pomodoro Timer
    3.  Works Offline
    4. Dropbox icon  Sync with Dropbox
    5.  Time estimates
    6.  Time report generation
    7.  Synchronization
    8.  Tagging
    9.  Workflow Automation
    10.  Ad-free
    11.  Dark Mode
    12.  No registration required

    Super Productivity VS sleek

     

    • Super Productivity is the most popular Web-based, Windows, Android & Mac alternative to sleek.

    • Super Productivity is the most popular Open Source & free alternative to sleek.

    • Super Productivity is Free and Open Sourcesleek is also Free and Open Source
    • Super Productivity is Privacy focusedsleek is not according to our users
  2. Todoist icon

    Todoist

     427 likes
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    Organizes tasks efficiently with quick add scheduling, 60+ tool integrations, advanced language recognition for recurring tasks, and platform compatibility. It offers project templates, visual task priorities, and personalized productivity insights.

    108 Todoist alternatives

    License model

    • Freemium • Proprietary

    Application types

    Country of Origin

    • PT flagPortugal
    • European Union flagEU

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Chrome OS
    • Android Tablet
    • iPad
    • AppImageHub
    • Apple Watch
    • Snapcraft
    • Google Chrome
    • Flathub
    • Microsoft Outlook
    • Android Wear
    • Safari
    • Gmail
    • Mozilla Firefox
    Todoist screenshot 1

    Top Todoist Features

    1.  Natural Language Processing
    2.  Task assignments
    3.  Subtasks
    4. IFTTT icon  IFTTT Integration
    5.  Recurring Tasks
    6.  Dark Mode
    7.  Reminders
    8.  Ad-free
    9.  Kanban Board
    10.  Gamification
    11.  Calendar Integration
    12.  Web Clipper

    Todoist VS sleek

     

    • Todoist is the most popular iPhone, iPad & Android Tablet alternative to sleek.

    • Todoist is Freemium and Proprietarysleek is Free and Open Source
  4. Markor icon

    Markor

     84 likes
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    Markor is a TextEditor for Android, versatile, flexible, and lightweight. Markor utilizes simple markup formats like Markdown and todo.txt for note-taking and list management. It is versatile at working with text; it can also be used for keeping bookmarks, copying to clipboard...

    138 Markor alternatives

    License model

    • Free • Open Source

    Application types

    Country of Origin

    • AT flagAustria
    • European Union flagEU

    Platforms

    • Android
    • Android Tablet
    • F-Droid
    Markor screenshot 1
    Markor screenshot 2
    Markor screenshot 3

    Properties

    1.  Lightweight
    2.  Customizable
    3.  Distraction-free
    4.  Privacy focused

    Features

    1.  Markdown preview
    2.  Support for MarkDown
    3.  Share notes
    4.  Offline Reading
    5.  Works Offline
    6.  Export to PDF
    7.  Ad-free
    8.  Code Formatting
    9.  Handwritten Notes
    10.  Dark Mode
    11.  Syntax Highlighting
    12.  Todo.txt based

    Markor VS sleek

     
  5. Ad
    Screenshot
    Blitzit icon
    Blitzit

    Get a 30% discount on Blitzit with AlternativeTo, use codeALT2

    Optimize productivity with a simple to-do list and timer, offering focus mode, Pomodoro timer, subtasks, notes, anti-distraction alerts, and integrations like Notion and Google Calendar, plus development of new features like a mo...

    https://www.blitzit.app
    Learn More
  6. TickTick icon

    TickTick

     198 likes
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    Organize tasks with lists, tags, and priorities. Share task lists with others, attach files, and set up to 5 reminders per task. Use checklist, note-taking, and Pomodoro timer features for productivity.

    239 TickTick alternatives

    License model

    • Freemium • Proprietary

    Application types

    Country of Origin

    • HK flagHong Kong SAR China

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Chrome OS
    • Android Tablet
    • iPad
    • Apple Watch
    • Google Chrome
    • Android Wear
    • Mozilla Firefox
    TickTick screenshot 1

    Top TickTick Features

    1.  Habit Tracker
    2.  Recurring Tasks
    3.  Calendar View
    4.  Calendar Integration
    5.  Reminders
    6.  Pomodoro Timer
    7.  Subtasks
    8.  Ad-free
    9.  Cloud Sync
    10. IFTTT icon  IFTTT Integration
    11.  Dark Mode
    12.  Support for MarkDown

    TickTick VS sleek

     
  7. Wekan icon

    Wekan

     208 likes
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    Wekan, formerly LibreBoard, is an open-source and collaborative Trello -like kanban board application.

    195 Wekan alternatives

    License model

    • Free • Open Source

    Application types

    Country of Origin

    • FR flagFrance
    • European Union flagEU

    Platforms

    • Windows
    • Online
    • Android
    • Self-Hosted
    • Sandstorm.io
    • UberSpace
    • Cloudron
    Wekan screenshot 1

    Wekan Features

    1.  Kanban Board
    2.  To do lists
    3.  Real time collaboration
    4.  Double Donut Chart

    Wekan VS sleek

     

    • Wekan is the most popular Self-Hosted alternative to sleek.

    • Wekan is Free and Open Sourcesleek is also Free and Open Source
  8. Planify icon

    Planify

     28 likes
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    Task manager with Todoist support designed for GNU/Linux 🚀.

    38 Planify alternatives

    License model

    • Free • Open Source

    Application types

    Platforms

    • Linux
    • Snapcraft
    • Flathub
    Planify screenshot 1

    Properties

    1.  Privacy focused
    2.  Lightweight

    Features

    1.  Ad-free
    2.  Reminders
    3.  Works Offline
    4.  No Tracking
    5.  Recurring Tasks
    6.  Dark Mode
    7.  Cloud Sync
    8.  Calendar View
    9.  Hierarchical Structure
    10.  No registration required
    11. Todoist icon  Todoist integration
    12. Nextcloud icon  Sync with Nextcloud

    Planify VS sleek

     
  10. Tasks.org icon

    Tasks.org

     78 likes
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    Tasks is libre open-source software, based on the original source code from the popular Astrid Tasks & To Do List! Tasks is easy-to-use, feature-packed, flexible and customizable, and synchronizes with a variety of services.

    License model

    • Freemium • Open Source

    Application types

    Platforms

    • Android
    • Android Tablet
    • F-Droid
    Tasks.org screenshot 1
    Tasks.org screenshot 2
    Tasks.org screenshot 3

    Properties

    1.  Lightweight
    2.  Customizable

    Features

    1.  Categories
    2.  Subtasks
    3.  Widgets
    4.  CalDAV Support
    5.  Cloud Sync
    6.  Filtering
    7.  Reminders
    8.  Ad-free
    9.  Dark Mode
    10.  Support for MarkDown
    11.  Recurring Tasks
    12.  Custom widgets

    Tasks.org VS sleek

     
  11. ToDoList icon

    ToDoList

     163 likes
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    Organize projects with deeply nested tasks, multi-language support, and flexible XML storage. Streamline scheduling, customize printing with stylesheets, and collaborate efficiently on multiple projects, including IT and general GTD use, on Windows or Linux via WINE.

    264 ToDoList alternatives

    License model

    • Free • Open Source

    Application types

    Country of Origin

    • GB flagUnited Kingdom

    Platforms

    • Windows
    • Wine
    Task Tree

    Properties

    1.  Lightweight

    Features

    1.  Portable
    2.  Gantt-charts
    3.  No registration required
    4.  Kanban Chart
    5.  Kanban Board
    6.  Ad-free
    7.  File Versioning
    8.  Custom fields
    9.  Tree structure
    10.  Outliner
    11.  Export to iCalendar

    ToDoList VS sleek

     
  12. Org mode icon

    Org mode

     139 likes
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    Org mode is for keeping notes, maintaining TODO lists, planning projects, and authoring documents with a fast and effective plain-text system.

    261 Org mode alternatives

    License model

    • Free • Open Source

    Application types

    Country of Origin

    • DE flagGermany
    • European Union flagEU

    Platforms

    • Mac
    • Windows
    • Linux
    • GNU Emacs
    Org mode screenshot 1

    Properties

    1.  Lightweight
    2.  Privacy focused
    3.  Customizable

    Features

    1.  Literate programming
    2.  Task Time Tracking
    3. GNU Emacs icon  Emacs integration
    4.  Plain text file
    5.  Extensible by Plugins/Extensions
    6.  Outliner
    7.  Hierarchical Structure
    8.  Portable
    9.  Command line interface
    10.  Export to HTML
    11.  Web-Based
    12.  Search by tags

    Org mode VS sleek

     
  13. Microsoft To Do icon

    Microsoft To Do

     87 likes
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    Microsoft To-Do is a simple and intelligent to-do list that makes it easy to plan your day. Whether it's for work, school or home, To-Do will help you increase your productivity and decrease your stress levels.

    222 Microsoft To Do alternatives

    License model

    • Free • Proprietary

    Application types

    Country of Origin

    • US flagUnited States

    Platforms

    • Mac
    • Windows
    • Online
    • Android
    • iPhone
    • Android Tablet
    • Windows Phone
    • iPad
    • Microsoft Outlook
    Microsoft To Do screenshot 1

    Properties

    1.  Lightweight
    2.  Support for Themes

    Features

    1.  Periodic Reminders
    2.  Dark Mode
    3.  Cloud Sync
    4.  Works Offline
    5.  Sharable lists
    6.  Built-in Calendar
    7.  Recurring Tasks
    8.  Ad-free
    9.  Calendar Integration
    10.  Share notes
    11.  Save Attachments

    Microsoft To Do VS sleek

     
  14. Quire icon

    Quire

     210 likes
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    An award-winning cloud-based Project Management software aims to help collaborative teams organize and manage from small enterprise projects to large-scale initiatives.

    License model

    • Freemium • Proprietary

    Application types

    Country of Origin

    • TW flagTaiwan

    Platforms

    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Google Chrome
    Quire screenshot 1

    Properties

    1.  Clean design

    Features

    1.  Kanban Board
    2.  Team Collaboration
    3.  Subtasks
    4.  Hierarchical Structure
    5.  Multi-project management
    6. Google Calendar icon  Sync with Google Calendar
    7.  Works Offline
    8.  Recurring Tasks
    9.  Ad-free
    10.  Reminders
    11.  Real time collaboration
    12.  Gantt-charts

    Quire VS sleek

     
  15. Remember The Milk icon

    Remember The Milk

     368 likes
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    The smart to-do app for busy people.

    65 Remember The Milk alternatives

    License model

    • Freemium • Proprietary

    Application types

    Country of Origin

    • AU flagAustralia

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Apple Watch
    Remember The Milk screenshot 1

    Properties

    1.  Support for Themes
    2.  Clean design

    Features

    1. IFTTT icon  IFTTT Integration
    2.  Recurring Tasks
    3.  Full-Text Search
    4.  Subtasks
    5.  Cloud Sync
    6.  Works Offline
    7.  Dark Mode
    8.  Reminders
    9.  Support for Keyboard Shortcuts
    10. Gmail icon  Gmail integration
    11.  Integrated Search
    12. Zapier icon  Zapier integration

    Remember The Milk VS sleek

     
12 of 121 sleek alternatives