Wave
Integration Guide

Receipt API for Wave Accounting

Generate professional receipt images when Wave invoices are paid. Enhance Wave's free accounting with branded, professional customer receipts. Thermal POS-style or modern formats.

Key Features

Invoice Payment Triggers

Generate receipts when Wave invoices are paid.

Customer Data Sync

Pull customer information from Wave records.

Product & Service Items

Include Wave product and service line items on receipts.

Free Accounting Enhancement

Add professional receipts to Wave's free platform.

What You Get

Professional Receipt Images

  • Thermal POS style: Authentic dot-matrix fonts, paper textures, and realistic thermal print appearance
  • Modern clean style: Professional layouts for digital documentation
  • Customizable: Add logos, adjust colors, custom fields and layouts

Hosted Receipt URLs

  • Public URLs: Each receipt is hosted and accessible via unique URL
  • Embed anywhere: Perfect for emails, dashboards, expense reports
  • 30-90 day storage: Receipts hosted based on your plan tier

Use Cases

1

Small Business Sales

Generate receipts for small business transactions.

2

Freelance Work

Send professional receipts for freelance invoice payments.

3

Service Providers

Create receipts for service-based businesses.

4

Side Hustles

Professional receipts for side business income.

How to Connect

1

Connect Wave

Link Wave via Zapier or Make.com automation.

2

Set Payment Triggers

Trigger receipt generation on invoice payments.

3

Map Invoice Data

Map Wave invoice details to receipt fields.

💡

Pro Tip: Use the Visual Builder

Don't write JSON from scratch! Design your receipt visually in our receipt generator, then click "API Payload" to copy the exact JSON structure. Use that payload as your template—just swap in dynamic data (amounts, dates, customer names).

Try Visual Builder →

API Quick Reference

# Generate a receipt

POST https://www.easyreceiptmaker.com/api/v1/receipts

# Headers

Authorization: Bearer erm_sk_your_api_key

Content-Type: application/json

# Response

{
  "success": true,
  "url": "https://receipts.easyreceiptmaker.com/api/abc123.png",
  "expires_at": "2025-01-05T00:00:00.000Z"
}

Other Integrations

Ready to integrate?

Get your API key and start generating receipts with Wave in minutes.