Professional invoices with Invoice Ninja
Invoices and payment links for ticket purchases. Perfect for B2B sales and corporate events.
Professional invoices
Every ticket purchase automatically generates a professional invoice in Invoice Ninja with all the details.
Client management
Automatically creates new clients or links to existing ones. Build your customer database with every sale.
QR code tickets
The invoice includes a unique QR code for event check-in. Customers can use the invoice as their ticket.
Client portal
Customers access their invoices through Invoice Ninja's client portal. View history, download PDFs, and pay online.
Webhook sync
Payment notifications flow back automatically. When customers pay, tickets are marked as confirmed instantly.
100+ currencies
Invoice in any currency supported by Invoice Ninja. Perfect for international events and clients.
Selfhosted friendly
Works with your own Invoice Ninja installation. Full control over your invoicing data and branding.
How it works
Automatic invoicing in four simple steps.
Connect account
Add your Invoice Ninja API URL and token in settings. Works with hosted or selfhosted.
Create tickets
Add ticket types to your events. Invoice Ninja handles the billing side.
Customer purchases
When someone buys tickets, an invoice is created automatically in Invoice Ninja.
Invoice sent
Customer receives the invoice with QR ticket. Payment confirmation syncs back automatically.
Two checkout modes
Choose the mode that fits your workflow.
Invoice mode
Customers select tickets and enter promo codes in Event Schedule. Each purchase creates a separate invoice in Invoice Ninja.
- Multiple promo codes per event
- Per-ticket promo targeting
- Full checkout control in Event Schedule
Payment link mode
Customers select tickets and enter promo codes on Invoice Ninja's purchase page. Invoices are grouped together for easier management.
- Invoices grouped in Invoice Ninja
- Invoice Ninja purchase page
- One promo code per event
Perfect for business events
Professional invoicing for corporate clients and B2B sales.
B2B Ready
Corporate clients get proper invoices for expense reports and accounting.
Tax Tracking
Invoice Ninja handles tax calculations and reporting for your records.
Flexible Payments
Customers pay through Invoice Ninja using their preferred payment method.
Frequently asked questions
Common questions about Invoice Ninja integration.
Can I use Invoice Ninja with selfhosted Event Schedule?
Yes, both Event Schedule and Invoice Ninja can be selfhosted, giving you full control over your event management and invoicing infrastructure.
Are QR code tickets generated automatically?
Yes, when a payment is recorded in Invoice Ninja, tickets with unique QR codes are automatically generated and sent to buyers via email.
Does Invoice Ninja create client records automatically?
Yes, new clients are created automatically in Invoice Ninja when tickets are purchased. Existing clients are matched by email address to avoid duplicates.
Can I use both Stripe and Invoice Ninja?
You can configure either Stripe or Invoice Ninja for each schedule, depending on whether you need instant card payments or professional B2B invoicing.
Professional invoicing made easy
Connect Invoice Ninja and automate your event billing today.