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Zapier makes it easy to integrate Square with Trello - no code necessary. See how you can get setup in minutes.
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Square
Square
1. Choose trigger event
Trello
Trello
2. Choose action
1. Select the event
Setup
Test
Square
Choose a trigger event
Choose a trigger
A trigger is the event that starts your Zap—like a "New Appointment" from Square.
Add your action
An action happens after the trigger—such as "Create Checklist Item in Card" in Trello.
You’re connected!
Zapier seamlessly connects Square and Trello, automating your workflow.
Supported triggers and actions
Zapier helps you create workflows that connect your apps to automate repetitive tasks. A trigger is an event that starts a workflow, and an action is an event a Zap performs.
Create a new record or update an existing record in your app.
Organization ID
Required
Name
Required
Description
Required
Permission Level
Allow Any Team Member to Join This Board?
Action
This is an event a Zap performs.
Write
Create a new record or update an existing record in your app.
Board ID
List ID
Card ID
Required
File Attachments
URL Attachments
Action
This is an event a Zap performs.
Write
Create a new record or update an existing record in your app.
Board ID
Required
From List ID
Card ID
Required
To Board ID
To List ID
Required
Action
This is an event a Zap performs.
Write
Create a new record or update an existing record in your app.
Board ID
List ID
Card ID
Required
Card Name
Card Description
Overwrite Description
Card Start Date
Card Due Date
Due Complete
Card Position
Card Closed
Cover Info
Card Color
Brightness
Attachment ID
URL
Size
Location Info
Coordinates
Address
Location
Action
This is an event a Zap performs.
Write
Create a new record or update an existing record in your app.
Board ID
List ID
Card ID
Required
Checklist Name
Required
Checklist to Copy ID
Checklist Items
Checklist Position
Action
This is an event a Zap performs.
Write
Create a new record or update an existing record in your app.
Board ID
List ID
Card ID
Required
Comment Text
Required
Action
This is an event a Zap performs.
Write
Create a new record or update an existing record in your app.
Organization ID
Required
Board ID
Required
Name
Required
Permission Level
Allow Any Team Member to Join This Board?
Action
This is an event a Zap performs.
Write
Create a new record or update an existing record in your app.
Board ID
Required
Label Name
Required
Color
Action
This is an event a Zap performs.
Write
Create a new record or update an existing record in your app.
Board ID
Required
List ID
Card ID
Required
Label ID
Required
Action
This is an event a Zap performs.
Write
Create a new record or update an existing record in your app.
Board ID
Required
Action
This is an event a Zap performs.
Search
Find existing data in your app
Board ID
Required
List Name
Required
Action
This is an event a Zap performs.
Search
Find existing data in your app
Card ID
Required
Action
This is an event a Zap performs.
Search
Find existing data in your app
Checklist ID
Required
Action
This is an event a Zap performs.
Search
Find existing data in your app
Checklist ID
Required
Checklist Item ID
Required
Action
This is an event a Zap performs.
Search
Find existing data in your app
List ID
Required
Action
This is an event a Zap performs.
Search
Find existing data in your app
Organization ID
Required
Board Name
Required
Action
This is an event a Zap performs.
Search
Find existing data in your app
Trello Query String
Required
Organization ID
Cards Limit
Action
This is an event a Zap performs.
Search
Find existing data in your app
Organization ID
Required
Member_name
Required
Action
This is an event a Zap performs.
Search
Find existing data in your app
Board ID
Required
List Name
Required
Action
This is an event a Zap performs.
Search or write
Find existing data in your app, or create a new record if no data is found
Organization ID
Required
Board Name
Required
Description
Required
Permission Level
Allow Any Team Member to Join This Board?
Action
This is an event a Zap performs.
Search or write
Find existing data in your app, or create a new record if no data is found
For AI agents & developers
Use Square and Trello with AI agents and code
Beyond Zap workflows. Call Square and Trello actions directly from your AI client or your codebase, using the same 9,000+ app integrations Zapier already runs.
No code
Connect via Zapier MCP
Expose Square and Trello actions as tools in any MCP client. Authenticate once, then call them in natural language.
Example actions on this page
Add Customer to Group
Create Checklist Item in Card
Works with
Claude · ChatGPT · Cursor · any MCP-compatible client
There is no Python package yet. SDK is TypeScript-only (@zapier/zapier-sdk). The MCP server URL is personal to your account; get it at zapier.com/mcp.
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Customers who say using Zapier has made them better at their job
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Customers have created over 25 million Zaps on the platform
6 mins
The average user takes less than 6 minutes to set up a Zap
Practical ways you can use Square and Trello
Track new customers in Trello
Monitor new customer additions efficiently. When a new customer is created in Square, Zapier automatically creates a card in a Trello board, ensuring you or your team can keep a detailed record and follow up effectively.
Ensure financial transparency in marketing campaigns. When a payment is completed in Square, Zapier adds a card to Trello to track revenue related to specific marketing efforts. It makes campaign ROI tracking easier and more reliable.
Stay informed about sub-tasks when products are updated. When a new catalog item is added in Square, Zapier creates a card in Trello. This workflow ensures your team is aware of new inventory, improving coordination.
Level up your Square to Trello integration with AI. Extract, summarize, and transform your integration data with leading AI models like OpenAI, Anthropic, and more.
Frequently Asked Questions about Square + Trello integrations
New to automation with Zapier? You're not alone. Here are some answers to common questions about how Zapier works with Square and Trello
How can I connect Square with Trello using your service?
You can connect Square with Trello through our platform by creating a 'Zap' that allows data to flow between the two applications based on specific triggers and actions. Begin by selecting a trigger event in Square, such as a new transaction, and then define an action for Trello, like creating a card or updating an existing one.
What kind of triggers are available for Square in this integration?
Square offers several triggers that you can use in this integration. Common triggers include 'New Transaction', 'Updated Customer', or 'Inventory Update'. Selecting one of these helps kick off workflows that perform automated tasks in Trello.
What actions can be performed in Trello when integrating with Square?
Once you’ve set up a trigger from Square, you can automate various actions in Trello. These actions might include creating new cards, updating existing cards, adding comments to cards, or moving cards across different lists.
Is it possible to update existing Trello cards based on changes in Square?
Yes, you define an action within your Zap that targets existing cards. For example, if there's an update to payment status for a customer in Square, you could set up the Zap to update the details on an associated Trello card.
Can I create a new card in Trello whenever there is a new customer sale on Square?
Certainly! By setting the 'New Transaction' trigger from Square, our service allows you to automatically create detailed and customized new cards on your specified Trello board whenever a sale occurs.
How often does information get updated between Square and Trello once integrated?
The updates depend on how you've configured your Zap's polling interval settings. Our system is capable of checking for new data from every few minutes to once every 15 minutes and will push updates accordingly.
Are there any limitations I should be aware of when integrating Square with Trello?
While our platform provides robust integration options between Square and Trello, certain API rate limits and data processing times might apply depending upon your account type and volume of transactions processed.
About Square
Square creates tools that help sellers of all sizes start, run and grow their businesses. Square’s point-of-sale service offers tools for every part of running a business, from accepting credit cards and tracking inventory to real-time analytics and invoicing.
