Google Calendar
Slack
Todoist

Google Calendar + Slack + Todoist integrations

Automate meeting preparation, task creation, schedule updates, team notifications, and follow-ups across Google Calendar, Slack, and Todoist.

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Popular automation
Trigger
Event is created in Google Calendar
in Google Calendar
Instant
Actions
Create task in Todoist
in Todoist
Send channel message in Slack
in Slack

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Ready Workflows Ready Workflows   for Google Calendar + Slack + Todoist integration

Create tasks from meetings, keep team channels updated, schedule focus time from projects, and sync your calendar, all in just one click.

Create a Todoist task and send a Slack channel message when a Google Calendar event is created

Event is created in Google Calendar→Create task in Todoist→Send channel message in Slack
Automatically set up preparation tasks and notify your team whenever a new meeting is scheduled.
When a new event lands on your calendar, this workflow instantly sets up a preparation task in Todoist and posts an announcement to your team channel in Slack. It ensures everyone is ready in advance without manual reminders.
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Filter client or demo calendar events to create Todoist tasks and send Slack alerts

Event is created in Google Calendar→Continue only if event summary contains Client or Demo→Create task in Todoist→Send channel message in Slack
Isolate client demos to generate prep tasks and notify the team without cluttering your board.
Routine internal calendar invites can easily flood your project boards. This workflow filters your calendar so only meetings with client or demo in the title trigger a preparation task in Todoist and a team alert in Slack.
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Generate meeting prep checklists with ChatGPT, create Todoist tasks, and post Slack briefings

Event is created in Google Calendar→Generate meeting preparation checklist and briefing notes→Create task in Todoist→Send channel message in Slack
Turn raw meeting descriptions into structured task checklists and briefing outlines automatically.
Raw calendar details often lack context. This setup uses ChatGPT to parse your meeting notes, generate a tailored checklist in Todoist, and drop a structured briefing into your team Slack channel.
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Log newly booked client consultations in Google Sheets while creating Todoist tasks and Slack alerts

Event is created in Google Calendar→Create task in Todoist→Send channel message in Slack→Append row with event and task tracking details
Keep a central audit trail in Google Sheets while managing operational tasks and team alerts.
Every new booking is automatically recorded in a centralized spreadsheet for reporting, while simultaneously creating assignee tasks in Todoist and notifying the team in Slack.
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Draft post-meeting action items with Claude, create Todoist tasks, and post Slack summaries

Event is ended in Google Calendar→Draft follow-up action items and meeting retrospective summary→Create task in Todoist→Send channel message in Slack
Let AI analyze finished meeting notes to build structured execution steps and channel debriefs.
Transform raw meeting context into structured workflows. Claude analyzes the completed event, drafts clear follow-up items in Todoist, and shares a concise summary in Slack.
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Create a new Google Calendar, notify Slack, and set up Todoist tasks when a meeting ends

Event is ended in Google Calendar→Create calendar in Google Calendar→Send channel message in Slack→Create task in Todoist
Provision new calendar spaces, alert your team, and log follow-up tasks after major review sessions.
When a major recurring review wraps up, this automation provisions a new calendar container, notifies your team in Slack, and prepares the next tracking task in Todoist.
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Find and delete obsolete Todoist preparation tasks and alert Slack when an event is cancelled

Event is cancelled or deleted in Google Calendar→Search task by name in Todoist→Delete task in Todoist→Send channel message in Slack
Keep project boards tidy by automatically removing prep tasks when meetings get cancelled.
When a client cancels an appointment, searching for and deleting the associated prep task manually wastes time. This workflow finds the task, removes it from Todoist, and alerts your team in Slack.
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Steps to connect Google Calendar, Slack and Todoist

  1. Log in to Integrately
  2. Search and select Google Calendar and Slack
  3. Pick a ready 1-click automation or select the desired trigger-action pair
  4. Securely connect your Google Calendar & Slack accounts
  5. Add Todoist in the next steps of your workflow
  6. Map the fields across all three apps
  7. Test it, then switch it on Done

How the data usually flows between Google Calendar, Slack and Todoist

See how information moves smoothly from your schedule into your tasks and team chats.

Google Calendar
Google Calendar
The moment a meeting is booked or updated on your calendar, the workflow captures all relevant timing and attendee details automatically.
Schedule
Todoist
Todoist
Preparation items, project milestones, or follow-up checklists are created or updated instantly in your Todoist workspace.
Process
Slack
Slack
Relevant updates and reminders are broadcast to the right Slack channels or direct messages so everyone stays on the same page.
Notify
N
Notion
Project data flows securely into documentation hubs or CRMs so your team can start execution without manual data transfer.
Execute
ai-icon
Fully Automated
Once set up, your data moves seamlessly
between Google Calendar, Slack and Todoist.
Google Calendar
Slack
Todoist
One continuous flow, Zero extra effort.

Supported triggers and actions

A trigger is what starts the automation. An action is what it does next. Mix any of these across the three apps.

Google Calendar
Google Calendar Triggers & Actions
Event is created in Google Calendar
Triggers the automation when a new event is created
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Event is about to start in Google Calendar
Triggers the automation when any event is about to start
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Event is cancelled or deleted in Google Calendar
Triggers the automation when any event is cancelled or deleted
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Event is updated in Google Calendar
Triggers the automation when any event is updated
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Event matching search is created in Google Calendar
Triggers the automation when an event that matches a specified search criteria is created
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Event is ended in Google Calendar
Triggers the automation when any event comes to an end
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Create detailed event in Google Calendar
Adds a new detailed event to the calendar
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Update detailed event in Google Calendar
Updates a detailed event
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Search event in Google Calendar
Conduct a search for events based on particular criteria
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Delete event in Google Calendar
Removes a particular event from the calendar
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Get event by id in Google Calendar
Retrieves a event based on its id
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Search multiple events in Google Calendar
Searches for multiple events
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Quick add event in Google Calendar
Adds an event using the quick add feature
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Add attendee(s) to event in Google Calendar
Adds attendee/s to the particular event
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Update attendee(s) to event in Google Calendar
Updates attendee information for an event
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Create calendar in Google Calendar
Generates a new calendar with particular events and dates
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Slack
Slack Triggers & Actions
Message is posted on private channel in Slack
Triggers the automation when a message is posted on a private channel
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Group message is received in Slack
Triggers the automation when a group message is received
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Direct message is received in Slack
Triggers the automation when a direct message is received
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Reaction is added in Slack
Triggers the automation when someone reacts to any message
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Channel is created in Slack
Triggers the automation when a new channel is created
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Custom emoji is added in Slack
Triggers the automation when a custom emoji is added
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User is created in Slack
Triggers the automation when a new user is created
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File is created in Slack
Triggers the automation when a particular action in the workflow fails
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Search user in Slack
Searches for a user
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Get thread messages in Slack
Retrieves messages in a specific thread
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Send channel message in Slack
Sends a channel message
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Send direct message in Slack
Sends a private message to a recipient
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Send private channel message in Slack
Sends a private message to a channel
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Reply to channel message in Slack
Replies to a channel message
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Search message in Slack
Searches for a message
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Invite user to channel in Slack
Sends an invitation to a user to join a channel
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Search user by email in Slack
Retrieves user information based on their email address
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Update profile in Slack
Updates the user's profile
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Create channel in Slack
Creates a new channel
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Set channel topic in Slack
Sets the channel topic
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Get user by id in Slack
Retrieves user information using their id
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Set status in Slack
Sets the status
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Get Message Permalink in Slack
Retrieves the unique url link for a message within a conversation or chat
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Add reminder in Slack
Schedule and set reminder for a date and time
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Todoist
Todoist Triggers & Actions
Task is created in Todoist
Triggers the automation when a new task is created
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Instant
Task is completed in Todoist
Triggers the automation when any task is completed
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Instant
Task is updated in Todoist
Triggers the automation when any task is updated
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Instant
Task is incompleted in Todoist
Triggers the automation when a task remains due past the due date
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Instant
Task is deleted in Todoist
Triggers the automation when a task is deleted
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Project is created in Todoist
Triggers the automation when a new project is created
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Label is created in Todoist
Triggers the automation when a new label is created
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Instant
Label is updated in Todoist
Triggers the automation when a label is updated
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Instant
Label is deleted in Todoist
Triggers the automation when any label is removed from the system
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Section is created in Todoist
Triggers the automation when a section is created
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Instant
Section is updated in Todoist
Triggers the automation when a section is updated
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Instant
Comment is added in Todoist
Triggers the automation when a comment is added
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Instant
Comment is updated in Todoist
Triggers the automation when a comment is updated
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Instant
Comment is deleted in Todoist
Triggers the automation when a comment is deleted
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Instant
Project is updated in Todoist
Triggers the automation when a project is updated
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Create task in Todoist
Creates a new task
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Add comment to task in Todoist
Adds a comment to a task
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Search task by name in Todoist
Searches for a task by name
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Mark task as completed in Todoist
Marks the task as completed
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Update task in Todoist
Updates the task with new information or changes
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Delete task in Todoist
Removes a particular task
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Create project in Todoist
Creates a new project
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Add comment to project in Todoist
Adds comments to a project for better collaboration and communication
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Create label in Todoist
Generates a new label
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Create section in Todoist
Creates a new section
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Get project by Id in Todoist
Retrieves project information using the project id
Try it →

Who this setup is for

Project managers
Project managers
Consultants and agencies
Consultants and agencies
Support and engineering leads
Support and engineering leads
Remote team leads
Remote team leads
📋 Project managers
You coordinate busy team schedules, track shifting deadlines, and need project boards to match calendar events. This setup keeps your tasks and team chat synchronized without manual upkeep.
🎙️ Consultants and agencies
You juggle client bookings, kickoff meetings, and follow-up deliverables every day. This automation handles meeting prep and team briefings so nothing slips through the cracks.
🔁 Support and engineering leads
You triage urgent incoming requests from chat threads and need them turned into trackable tickets immediately. This workflow bridges conversations directly into task boards and calendars.
🗂️ Remote team leads
Your team relies on chat notifications and shared calendars to stay aligned across time zones. This setup automates status updates and meeting reminders so everyone stays informed.
Our team

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Everything this automation handles for you

Everything this automation handles for you
No duplicate tasks
Match existing items before creating new records, ensuring duplicate tasks or calendar blocks are never generated by repeat triggers.
Auto-retry failed steps
If a network glitch stops a step from running, the automation can retry it automatically instead of leaving your workflow half-finished.
Smart condition filters
Apply rules so only specific meetings, urgent priorities, or tagged chat reactions trigger your tasks and team alerts.
Real-time synchronization
Keep calendars, project boards, and team messaging channels perfectly aligned the moment an event changes or concludes.

Why choose Integrately to automate Google Calendar + Slack + Todoist

Build and manage your Google Calendar + Slack + Todoist automations with ready-made flows, AI assistance, 24x5 reliable human support, and enterprise-grade security.

1,500+ apps connected
1,500+ apps connected
Connect Google Calendar + Slack + Todoist with email, CRM, messaging, finance, support, and other tools whenever your process needs another step.
20M+ Ready Automations
20M+ Ready Automations
Start with 20 million+ proven automation templates instead of building everything from scratch. Pick the closest flow, connect your accounts, and automate in minutes.
AI that builds your automations
AI that builds your automations
Describe your workflow in plain English. Integrately AI builds it, maps fields, adds conditions, and even lets you edit it through chat.
24x5 Live Chat Support
24x5 Live Chat Support
Chat with a real person and get reply within 2-5 minutes. No bots, no tickets, no waiting — just real help, right when you need it.
Free done-for-you setup
Free done-for-you setup
Tell our team what you need and we will help set up the automation in your account at no extra cost on any plan.
Secure by design
Secure by design
SOC 2 Type II and ISO 27001:2022 certified, with GDPR-compliant data practices. Your data and credentials are handled using recognised security and privacy standards.
Price Comparison with Popular Alternatives
Popular Alternative
😐
750 Tasks
in $19.99
Integrately
😍
2,000 Tasks
in $19.99

Prefer to connect just two apps? Explore each combination separately

Google Calendar
Slack
Google Calendar + Slack
Send calendar reminders and meeting notifications directly into your team Slack channels.
Explore Integrations
Slack
Todoist
Slack + Todoist
Turn chat messages and reactions into actionable tasks in your Todoist project boards.
Explore Integrations
Google Calendar
Todoist
Google Calendar + Todoist
Automatically create preparation tasks when new meetings are scheduled on your calendar.
Explore Integrations

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Questions people ask

Can Google Calendar events automatically create Todoist tasks and send Slack messages?
Frequently Asked Questions
Yes, Integrately has a ready workflow to create a Todoist task and send a Slack channel message when a Google Calendar event is created. When a new event is scheduled, Integrately can instantly set up your preparation task and notify your team channel.
Can Slack message reactions automatically create Todoist tasks and calendar events?
Frequently Asked Questions
Does updating a Google Calendar event automatically update my Todoist task?
Frequently Asked Questions
Can completed Todoist tasks remove events from Google Calendar?
Frequently Asked Questions
Do I need coding skills to connect Google Calendar, Slack and Todoist?
Frequently Asked Questions
Can I filter which calendar events create Todoist tasks?
Frequently Asked Questions
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