Softwr

Calendar & Time Management · head to head

Google Tasks vs Slack

Google Tasks logo

Google Tasks

Calendar & Time Management

Simple task management from Google

From
Free
Rated
-
Full reviewWebsite
Slack logo

Slack

All industries

Where work happens

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Google Tasks no team collaboration or task assignment features; cannot share task lists; Slack 90-day message history limit on free plan results in important conversations disappearing
  • They diverge on capability: Google Tasks covers Task creation, Slack covers Channels.

Where they differ

Only the attributes on which Google Tasks and Slack actually diverge.

Attributes where Google Tasks and Slack differ
AttributeGoogle TasksSlack
PlatformsWeb, iOS, Android, GmailWeb, iOS, Android, macOS, Windows, Linux
CategoryCalendar & Time ManagementAll industries
Founded19982009

Identical on both: starting price (Free), pricing model (Unknown), free tier (Yes), user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Google Tasks

  • Task creation
  • Subtasks
  • Due dates
  • Multiple lists
  • Gmail integration
  • Gmail
  • Google Calendar
  • Google Workspace

Only in Slack

  • Channels
  • Direct messaging
  • Voice & video calls
  • Screen sharing
  • File sharing
  • Search
  • Workflow builder
  • Slack Connect

What people use each for

The jobs each tool is most often brought in to do.

Google Tasks

  • Schedulingnot Slack
  • Appointment bookingnot Slack
  • Time trackingnot Slack
  • Resource managementnot Slack
  • Team coordinationnot Slack

Slack

  • Team communicationnot Google Tasks
  • Project coordinationnot Google Tasks
  • Customer supportnot Google Tasks
  • Remote worknot Google Tasks
  • Cross-functional collaborationnot Google Tasks

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Google Tasks

  • No team collaboration or task assignment features; cannot share task lists
  • No priority levels beyond a binary star; cannot rank tasks by priority (P1, P2, P3)
  • No subtasks, task dependencies, or complex hierarchies
  • No file attachments; cannot attach documents, images, or links directly to tasks
  • Lacks work visualization tools like Gantt charts, Kanban boards, or project timelines
  • Limited reminder functionality for task deadlines
  • No third-party service integrations; requires full Google ecosystem dependency

Slack

  • 90-day message history limit on free plan results in important conversations disappearing
  • Per-user pricing becomes expensive quickly for larger teams
  • Notification overload with 78% of employees feeling overwhelmed by notifications
  • Mobile app performance issues including lag and slow syncing
  • Huddles limited to 50 people and cannot be recorded
  • Requires dedicated video conferencing service for formal meetings and webinars

Pricing, plan by plan

Google Tasks

Free

No published plan breakdown. See the Google Tasks review.

Slack

Free

No published plan breakdown. See the Slack review.

Which should you pick?

Choose Google Tasks if

  • You need task creation.
  • You want to start without paying.
  • You work on Web, iOS, Android, Gmail.
  • You also want subtasks.
Google Tasks review

Choose Slack if

  • You need channels.
  • You want to start without paying.
  • You work on Web, iOS, Android, macOS, Windows, Linux.
  • You also want direct messaging.
Slack review

Questions people ask

Is Google Tasks or Slack better?
Neither clearly leads. Google Tasks starts at Free and Slack at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Google Tasks or Slack?
Google Tasks starts at Free and Slack at Free.
Does Google Tasks or Slack run on more platforms?
Google Tasks runs on Web, iOS, Android, Gmail. Slack runs on Web, iOS, Android, macOS, Windows, Linux.
Can I use Google Tasks for free?
Both have a free tier, so you can try either at no cost before committing.
What is Google Tasks best used for?
Google Tasks is most often used for scheduling, appointment booking, time tracking, resource management. Of those, scheduling and appointment booking are not what Slack is typically brought in for.
What can Google Tasks do that Slack cannot?
Google Tasks covers Task creation, Subtasks, Due dates, Multiple lists. Slack covers Channels, Direct messaging, Voice & video calls, Screen sharing.

Answered from the vendors’ own pages

Google Tasks: Is Google Tasks truly free?

Yes, Google Tasks is completely free with no hidden costs or premium version. You get full access to all features with any free Google account, on both web and mobile.

Source
Slack: Does Slack have a free plan?

Yes, Slack offers a free plan indefinitely with no credit card required. Free users get 90-day message history, up to 10 app integrations, and 1:1 huddles.

Source
Google Tasks: Does Google Tasks work offline?

Google Tasks on Android and iOS apps support offline reading and editing with automatic sync when back online. However, the desktop web version at tasks.google.com requires an active internet connection.

Source
Slack: What are Slack's pricing plans?

Slack offers Free, Pro ($7.25/user/month with annual billing), Business+ ($12.50/user/month), and Enterprise Grid (custom pricing). Monthly billing costs approximately 20% more than annual.

Source
Google Tasks: How does Google Tasks integrate with Gmail and Google Calendar?

Google Tasks has native integration with Gmail, allowing you to convert emails into tasks with one click. Tasks with due dates automatically appear in Google Calendar as all-day items, and you can manage tasks from within Calendar without opening a separate tab.

Source
Slack: Does Slack support offline use?

Slack is a cloud-based platform and does not support robust offline work. Internet connectivity is required to access messages and collaborate.

Source
Google Tasks: Can I assign tasks to other people in Google Tasks?

No, Google Tasks has no team collaboration features. You cannot assign tasks to others, share task lists, or add comments within Google Tasks itself, making it unsuitable for team-based work.

Source
Slack: What integrations does Slack support?

Slack integrates with 43+ apps on average per team, including Google Drive, ChatGPT, Vercel, Asana, GitHub, and many others through their app marketplace.

Source
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Related pages

More on Google Tasks

More on Slack

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