How to connect Omnisend and Square
Create a New Scenario to Connect Omnisend and Square
In the workspace, click the “Create New Scenario” button.

Add the First Step
Add the first node – a trigger that will initiate the scenario when it receives the required event. Triggers can be scheduled, called by a Omnisend, triggered by another scenario, or executed manually (for testing purposes). In most cases, Omnisend or Square will be your first step. To do this, click "Choose an app," find Omnisend or Square, and select the appropriate trigger to start the scenario.

Add the Omnisend Node
Select the Omnisend node from the app selection panel on the right.

Omnisend
Configure the Omnisend
Click on the Omnisend node to configure it. You can modify the Omnisend URL and choose between DEV and PROD versions. You can also copy it for use in further automations.
Add the Square Node
Next, click the plus (+) icon on the Omnisend node, select Square from the list of available apps, and choose the action you need from the list of nodes within Square.

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Authenticate Square
Now, click the Square node and select the connection option. This can be an OAuth2 connection or an API key, which you can obtain in your Square settings. Authentication allows you to use Square through Latenode.
Configure the Omnisend and Square Nodes
Next, configure the nodes by filling in the required parameters according to your logic. Fields marked with a red asterisk (*) are mandatory.
Set Up the Omnisend and Square Integration
Use various Latenode nodes to transform data and enhance your integration:
- Branching: Create multiple branches within the scenario to handle complex logic.
- Merging: Combine different node branches into one, passing data through it.
- Plug n Play Nodes: Use nodes that don’t require account credentials.
- Ask AI: Use the GPT-powered option to add AI capabilities to any node.
- Wait: Set waiting times, either for intervals or until specific dates.
- Sub-scenarios (Nodules): Create sub-scenarios that are encapsulated in a single node.
- Iteration: Process arrays of data when needed.
- Code: Write custom code or ask our AI assistant to do it for you.

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Square
Trigger on Webhook
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Webhook response

Save and Activate the Scenario
After configuring Omnisend, Square, and any additional nodes, don’t forget to save the scenario and click "Deploy." Activating the scenario ensures it will run automatically whenever the trigger node receives input or a condition is met. By default, all newly created scenarios are deactivated.
Test the Scenario
Run the scenario by clicking “Run once” and triggering an event to check if the Omnisend and Square integration works as expected. Depending on your setup, data should flow between Omnisend and Square (or vice versa). Easily troubleshoot the scenario by reviewing the execution history to identify and fix any issues.
Most powerful ways to connect Omnisend and Square
Omnisend + Square + SMSAPI: When a new event occurs in Square, retrieve customer details and send them an SMS update via SMSAPI based on their Omnisend segment.
Square + Google Sheets + Omnisend: Capture new paid orders in Square and add the data to Google Sheets. This then triggers a targeted Omnisend campaign based on purchase behavior using custom events.
Omnisend and Square integration alternatives
About Omnisend
Use Omnisend in Latenode to automate email & SMS marketing based on real-time data. Connect e-commerce platforms and CRMs, then trigger personalized campaigns. Stop overspending on rigid marketing tools. Latenode's visual editor and flexible logic create scalable automation at a fraction of the cost.
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About Square
Automate Square tasks in Latenode: sync payments with accounting, trigger fulfillment on successful transactions, and send custom invoices based on CRM data. Use visual workflows to connect Square with other apps, add logic with JS, and scale without step limits. Streamline finance operations.
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See how Latenode works
FAQ Omnisend and Square
How can I connect my Omnisend account to Square using Latenode?
To connect your Omnisend account to Square on Latenode, follow these steps:
- Sign in to your Latenode account.
- Navigate to the integrations section.
- Select Omnisend and click on "Connect".
- Authenticate your Omnisend and Square accounts by providing the necessary permissions.
- Once connected, you can create workflows using both apps.
Can I send targeted emails after each Square purchase?
Yes, you can! With Latenode, trigger personalized Omnisend emails when Square registers a new purchase. Boost customer engagement with targeted promotions and offers based on buying behavior.
What types of tasks can I perform by integrating Omnisend with Square?
Integrating Omnisend with Square allows you to perform various tasks, including:
- Add new Square customers to an Omnisend contact list automatically.
- Send SMS updates via Omnisend for Square order status changes.
- Create personalized email flows based on Square purchase history.
- Trigger customer win-back campaigns in Omnisend for lapsed Square buyers.
- Segment Omnisend audiences based on Square customer data attributes.
What Omnisend events can trigger workflows inside Latenode?
Latenode can trigger workflows from new subscribers, unsubscribes, and campaign sends. Automate tasks and reporting with real-time data.
Are there any limitations to the Omnisend and Square integration on Latenode?
While the integration is powerful, there are certain limitations to be aware of:
- Historical Square data migration requires custom workflow configuration.
- Complex data transformations may require JavaScript coding knowledge.
- Rate limits apply based on your Omnisend and Square subscription tiers.