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sleek Alternatives

sleek is described as 'open-source (FOSS) todo manager based on the todo.txt syntax. Stripped down to only the most necessary features, and with a clean and simple interface, sleek aims to help you focus on getting things done' and is a Task Management tool in the office & productivity category. There are more than 100 alternatives to sleek for a variety of platforms, including Windows, Android, iPhone, Mac and Online / Web-based. The best alternative is Todoist, which is free. Other great apps like sleek are Super Productivity, Quire, Wekan and TickTick.

sleek alternatives are mainly Todo List Managers but may also be Task Management Tools or Note-taking Tools. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of sleek.
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  • Mac
  • Windows
  • Linux

sleek is an open-source (FOSS) todo manager based on the todo.txt syntax. Stripped down to only the most necessary...

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  1. Todoist icon

    Todoist

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    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Chrome OS
    • Android Tablet
    • Windows Phone
    • iPad
    • Apple Watch
    • Google Chrome
    • Microsoft Office Outlook
    • Android Wear
    • Safari
    • Gmail
    • Firefox
    421 alternatives to Todoist 

    To-do list and task manager.

     Suggest and vote on features
    Features
    1.  SubtasksTodoist allows you to create and manage tasks inside of a parent-main task.
    2.  IFTTT IntegrationYou can connect different services to automatically trigger actions within Todoist using IFTTT.
    3.  Recurring TasksTodoist supports scheduling a task to recur at any frequency, such as daily or weekly.
    4.  GamificationTodoist makes use of game-design elements such as point scoring, competition, achievements, etc.
    Webapp
    Themes
  2. Super Productivity icon

    Super Productivity

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    • Mac
    • Windows
    • Linux
    • Online
    • Android
    110 alternatives to Super Productivity 

    This is a ToDo List / Time Tracker / Personal Jira Task Manager for Linux, MacOS and Windows to make you work super productively.

     Suggest and vote on features
    Features
    1.  Task Time TrackingKeep a record of time spent on a task with Super Productivity.
    2.  Works OfflineSuper Productivity can be used without the need to connect to the internet.
    3.  Pomodoro TimerPractice the Pomodoro Technique in Super Productivity to stay focused and productive.
    4.  Privacy focusedSuper Productivity is considered a privacy friendly alternative.
    5.  LightweightSuper Productivity consumes less device resources compared to similar apps.
    6.  Support for MarkDownSuper Productivity supports MarkDown for document formatting.
    7.  No TrackingSuper Productivity will not track you or use your personal data.
    8.  Dark ModeSuper Productivity supports dark mode for comfortable usage in low light conditions.
    9.  Recurring TasksSuper Productivity supports scheduling a task to recur at any frequency, such as daily or weekly.
    Screenshot
    Screenshot
  4. Quire icon

    Quire

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    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Google Chrome
    382 alternatives to Quire 

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

     Suggest and vote on features
    Features
    1.  Kanban BoardQuire allows you to organize your workflow by moving cards with drag-and-drop functionality between multiple columns.
    2.  SubtasksQuire allows you to create and manage tasks inside of a parent-main task.
    3.  Hierarchical StructureOrganize your notes, pages, documents, etc., hierarchically with Quire.
    4.  RemindersQuire allows you to set reminders for tasks, events or actions, based on parameters of time, place or condition.
    5.  Ad-freeQuire doesn't contain any form of external advertising.
    6.  Recurring TasksQuire supports scheduling a task to recur at any frequency, such as daily or weekly.
    7.  Works OfflineQuire can be used without the need to connect to the internet.
    8.  Sync with Google CalendarQuire can be synchronized with Google Calendar
    9.  Cloud SyncSync your data (notes, documents, bookmarks, etc.) across your different devices and to the cloud.
    Screenshot
    Screenshot
  5. Wekan icon

    Wekan

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    • Windows
    • Online
    • Android
    • Self-Hosted
    • Sandstorm.io
    • UberSpace
    • Cloudron
    175 alternatives to Wekan 

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

     Suggest and vote on features
    Features
    1.  Kanban BoardWekan allows you to organize your workflow by moving cards with drag-and-drop functionality between multiple columns.
    2.  Real time collaborationMultiple users can work together in Wekan simultaneously.
    Screenshot
    Screenshot
  6. TickTick icon

    TickTick

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    • Mac
    • Windows
    • Online
    • Android
    • iPhone
    • Chrome OS
    • Android Tablet
    • iPad
    • Pebble
    • Apple Watch
    • Google Chrome
    • Android Wear
    • Firefox
    177 alternatives to TickTick 

    TickTick is a simple and effective to-do list and task manager app which helps you make schedule, manage time, remind about deadlines and organize life at home, work and everywhere else.

     Suggest and vote on features
    Features
    1.  Calendar ViewTickTick has a built-in calendar view to have a clear overview of your content over time.
    2.  Recurring TasksTickTick supports scheduling a task to recur at any frequency, such as daily or weekly.
    3.  Calendar IntegrationTickTick lets you sync your tasks and events with your calendar application.
    4.  RemindersTickTick allows you to set reminders for tasks, events or actions, based on parameters of time, place or condition.
    5.  SubtasksTickTick allows you to create and manage tasks inside of a parent-main task.
    6.  Pomodoro TimerPractice the Pomodoro Technique in TickTick to stay focused and productive.
    7.  Cloud SyncSync your data (notes, documents, bookmarks, etc.) across your different devices and to the cloud.
    8.  IFTTT IntegrationYou can connect different services to automatically trigger actions within TickTick using IFTTT.
    Screenshot
    Screenshot
  8. Markor icon

    Markor

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    • Android
    • Android Tablet
    • F-Droid
    139 alternatives to Markor 

    Text editor - Notes, ToDo & Bookmarks. Markdown and todo.txt support.

     Suggest and vote on features
    Features
    1.  LightweightMarkor consumes less device resources compared to similar apps.
    2.  Support for MarkDownMarkor supports MarkDown for document formatting.
    3.  Handwritten NotesMarkor supports writing by hand (or a stylus) and your text will be converted to text.
    4.  Code FormattingMarkor supports code formatting for multiple languages and code styles.
    5.  Ad-freeMarkor doesn't contain any form of external advertising.
    6.  Syntax HighlightingMarkor supports syntax highlighting for various programming and markup languages.
    7.  Works OfflineMarkor can be used without the need to connect to the internet.
    Screenshot
    Screenshot
  9. Org mode icon

    Org mode

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    • Mac
    • Windows
    • Linux
    • GNU Emacs
    269 alternatives to Org mode 

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

     Suggest and vote on features
    Features
    1.  Task Time TrackingKeep a record of time spent on a task with Org mode.
    2.  Extensible by Plugins/ExtensionsOrg mode can be extended with add-ons, plugins and extensions.
    3.  Privacy focusedOrg mode is considered a privacy friendly alternative.
    4.  LightweightOrg mode consumes less device resources compared to similar apps.
    5.  Hierarchical StructureOrganize your notes, pages, documents, etc., hierarchically with Org mode.
    6.  Command line interfaceOrg mode either have CLI support or is a CLI-only app.
    7.  PortableOrg mode can be used from a USB stick or similar with no prior installation.
    Screenshot
  10. Tasks.org icon

    Tasks.org

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    • Android
    • Android Tablet
    • F-Droid
    106 alternatives to Tasks.org 

    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.

     Suggest and vote on features
    Features
    1.  SubtasksTasks.org allows you to create and manage tasks inside of a parent-main task.
    2.  Cloud SyncSync your data (notes, documents, bookmarks, etc.) across your different devices and to the cloud.
    3.  Dark ModeTasks.org supports dark mode for comfortable usage in low light conditions.
    Open source No advertisments
    Custom themes
  11. Remember The Milk icon

    Remember The Milk

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    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Blackberry 10
    397 alternatives to Remember The Milk 

    The smart to-do app for busy people.

     Suggest and vote on features
    Features
    1.  IFTTT IntegrationYou can connect different services to automatically trigger actions within Remember The Milk using IFTTT.
    2.  Full-Text SearchRemember The Milk lets you search for specific words or phrases from inside a document or database.
    3.  Recurring TasksRemember The Milk supports scheduling a task to recur at any frequency, such as daily or weekly.
    General task view ("inbox")
    Option for tasks
  12. Amazing Marvin icon

    Amazing Marvin

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    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Software as a Service (SaaS)
    364 alternatives to Amazing Marvin 

    Marvin incorporates principles from behavioral psychology to help you beat procrastination, feel in control and finish your todo list. Marvin is specifically designed to help you get your tasks done and not just store them.

     Suggest and vote on features
    Features
    1.  Cloud SyncSync your data (notes, documents, bookmarks, etc.) across your different devices and to the cloud.
    2.  Pomodoro TimerPractice the Pomodoro Technique in Amazing Marvin to stay focused and productive.
    Screenshot
    Screenshot
Showing 10 of 219 alternatives
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