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1. Choose trigger event

2. Choose action

1. Select the event

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Trigger event

Choose a trigger event

Choose a trigger

A trigger is the event that starts your Zap—like a "New Form" from Formstack.

Add your action

An action happens after the trigger—such as "Create Customer" in Stax.

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Zapier seamlessly connects Formstack and Stax, 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.

New Form
Triggers when a new Form is created.
Trigger
Polling
Try It
- Form
  Required
- User Agent
- Remote Address
- Mark Submission as "read"?
Action
Write
New Customer
Triggers when a new customer is created.
Trigger
Instant
Try It
New Invoice
Triggers when a new invoice is created.
Trigger
Instant
Try It
New Scheduled Invoice
Triggers when a new scheduled invoice is created.
Trigger
Instant
Try It

Deleted Catalog Item
Triggers when a catalog item has been deleted.
Trigger
Instant
Try It
List Payment
Lists your Payments.
Trigger
Polling
Try It

Updated Dispute
Triggers when an existing dispute is updated. Note that the API does not highlight which field(s) have updated.
Trigger
Instant
Try It
Updated Catalog Item
Triggers when an existing catalog item has been updated. Note that the API does not highlight which field(s) have updated.
Trigger
Instant
Try It
Updated Payment
Triggers when a payment (transaction) is updated. Example, a payment is linked to a new customer. Note that a refund is considered a new transaction.
Trigger
Instant
Try It
- Customer Record
  Required
- Internal Memo
- Reference
- The amount of tax to collect
- The subtotal of all line items
  Required
- The grand total to charge for the invoice
  Required
- Due Date
- Number of line items to populate
  Required
- Line items will be populated by:
- Send this now to the customer's email?
- Optionally set a different date for this invoice, defaults to right now
Action
Write
- Customer Record
  Required
- Schedule Type
  Required
- Start On
  Required
- Run Interval
  Required
- Schedule this many times
  Required
- Internal Memo
- Reference
- The amount of tax to collect
- The subtotal of all line items
  Required
- The grand total to charge for the invoice
  Required
- Number of line items to populate
  Required
- Line items will be populated by:
- Send this now to the customer's email?
- Optionally set a different date for this invoice, defaults to right now
Action
Write
- The Item's unique identifier in the catalog
  Required
- Item Name
  Required
- Number in Stock
  Required
- Item Code
- Base Price
- Category
- Item Details
- Is Active?
- Is Taxable?
- Is Discount?
- Is Percentage?
- Is Subscription?
- Is Service?
Action
Write
- Search by keyword
  Required
Action
Search
- Customer Record
  Required
Action
Search
- Search by keyword
  Required
Action
Search
- Search by keyword
  Required
- Customer Record
  Required
- Internal Memo
- Reference
- The amount of tax to collect
- The subtotal of all line items
  Required
- The grand total to charge for the invoice
  Required
- Due Date
- Number of line items to populate
  Required
- Line items will be populated by:
- Send this now to the customer's email?
- Optionally set a different date for this invoice, defaults to right now
Action
Search or write
- Search by keyword
  Required
- Customer Record
  Required
- Schedule Type
  Required
- Start On
  Required
- Run Interval
  Required
- Schedule this many times
  Required
- Internal Memo
- Reference
- The amount of tax to collect
- The subtotal of all line items
  Required
- The grand total to charge for the invoice
  Required
- Number of line items to populate
  Required
- Line items will be populated by:
- Send this now to the customer's email?
- Optionally set a different date for this invoice, defaults to right now
Action
Search or write

- Form
  Required
- Field identification
Trigger
Instant
Try It
- Stop on error
  Required
- HTTP Method
  Required
- URL
  Required
- Query string parameters
- Additional request headers
- Body
Action
Write
New Dispute
Triggers when a new dispute is created.
Trigger
Instant
Try It
New Catalog Item
Triggers when a new catalog item is created.
Trigger
Instant
Try It
New Payment
Triggers when a new payment (transaction) is posted to your account.
Trigger
Instant
Try It
Deleted Scheduled Invoice
Triggers when a scheduled invoice has been deleted.
Trigger
Instant
Try It
Updated Customer
Triggers when a an existing customer is updated. Note that the API does not highlight which field(s) have updated.
Trigger
Instant
Try It
Updated Invoice
Triggers when a new invoice is updated. Note that the API does not highlight which field(s) have updated.
Trigger
Instant
Try It
Updated Scheduled Invoice
Triggers when an existing scheduled invoice is updated. Examples: occurence dates changed, amount changes. Note that the API does not highlight which field(s) have updated.
Trigger
Instant
Try It
- First/Given Name
  Required
- Last/Family Name
  Required
- Email Address
  Required
- Allow Customer to Pay With Credit Card
- Company associated with this customer
- Phone Number
- SMS Number
- Street Address, Line 1
- Street Address, Line 2
- City
- State/Province
- Zip/Postal Code
- Country
- Reference
- Notes about Customer
Action
Write
- Item Name
  Required
- Number in Stock
  Required
- Item Code
- Base Price
- Category
- Item Details
- Is Active?
- Is Taxable?
- Is Discount?
- Is Percentage?
- Is Subscription?
- Is Service?
Action
Write
- The grand total to charge for the invoice
  Required
- Payment Method
  Required
- Invoice
- Create Pre-Authorization?
  Required
- First/Given Name
  Required
Action
Write
- Search by keyword
  Required
Action
Search
- Search by keyword
  Required
Action
Search
- Search by keyword
  Required
Action
Search
- Search by keyword
  Required
- First/Given Name
  Required
- Last/Family Name
  Required
- Email Address
  Required
- Allow Customer to Pay With Credit Card
- Company associated with this customer
- Phone Number
- SMS Number
- Street Address, Line 1
- Street Address, Line 2
- City
- State/Province
- Zip/Postal Code
- Country
- Reference
- Notes about Customer
Action
Search or write
- Search by keyword
  Required
- Item Name
  Required
- Number in Stock
  Required
- Item Code
- Base Price
- Category
- Item Details
- Is Active?
- Is Taxable?
- Is Discount?
- Is Percentage?
- Is Subscription?
- Is Service?
Action
Search or write
- Search by keyword
  Required
- The grand total to charge for the invoice
  Required
- Payment Method
  Required
- Invoice
- Create Pre-Authorization?
  Required
- First/Given Name
  Required
Action
Search or write

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Connect Formstack and Stax to integrate crucial parts of your business

With Zapier, you can integrate everything from basic data entry to end-to-end processes. Here are some of the business-critical workflows that people automate with Zapier.

Automate your lead management and improve conversions

With Zapier, you can automate every part of your lead funnel and give yourself the best chance at converting leads. Automate everything from lead capture to outreach to reporting—and close more deals as a result.

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The days of manually exporting and importing data are over. With Zapier, you can send data where it needs to go, in the format you need it—so you can centralize your data and unlock more insights.

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Learn how to automate Formstack on the Zapier blog

Make work flow with AI

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Learn about AI automation

About Formstack

Formstack is one of the easiest ways to build custom forms that let you collect data your way.

Learn moreLearn moreHelpHelp

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About Stax

Stax makes it easy to accept payments in-person and online and provides businesses with the tools they need to grow.

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Connect Formstack and Stax to unlock the power of automation

Top companies trust Zapier to automate work that solves their unique business problems—no coding required.

How Zapier works

Choose a trigger

Add your action

You’re connected!

Supported triggers and actions

Zapier is the automation platform of choice for 87% of Forbes Cloud 100 companies in 2023

Connect Formstack and Stax to integrate crucial parts of your business

Automate your lead management and improve conversions

Create more impactful campaigns with automation

Provide world-class support with a little help from automation

Automate your way to actionable, up-to-date data

Resolve incidents faster with automation

Learn how to automate Formstack on the Zapier blog

4 ways to automate Formstack with Zapier

Make work flow with AI

Connect Formstack to Stax on the world's largest no-code automation platform