Get paid faster, and know your numbers.
Itemized invoices built from your own services, emailed with a button your client taps to pay. Behind them, a real picture of your business: income, expenses, mileage and what the year looks like.

Professional invoices in a minute.
Start from a finished appointment and the services are already there. Add lines, quantities and a discount, and Cantus handles the tax. Your logo, your note, your payment terms.
- Line items from your own services and prices
- Discounts, and sales tax, VAT or GST if you charge it
- Your logo on every invoice and PDF
- Email the invoice, and a receipt once it’s paid

A pay button on every invoice.
Connect your own Stripe account and clients pay by card from the invoice email or their client page. The money goes straight to you, and the invoice marks itself paid.
- Payments go directly to your own Stripe account
- Pass the card processing fee to the client if you choose
- Record cash, check, card or bank transfer payments too
- See what’s outstanding and what’s been collected

A clear picture of your business.
Income and expenses, a profit split that sets aside money for taxes, mileage at the standard rate, and planned expenses. At year end, one click gives your accountant a tax summary.
- Income and expense tracking with categories
- Profit split: taxes, business and you
- Mileage deduction tracked automatically
- One-click tax summary PDF
- Multi-currency, and miles or kilometers

The numbers most technicians never see.
Revenue trends, your busiest months, retention, average job, client growth, and a forecast for the next twelve months, all from the work you already log.
- Revenue, retention and growth year over year
- Seasonality: revenue by month
- Revenue forecast based on your clients’ service intervals
- Revenue by city and by service

Coming October 14: estimates with online approval
Offer good, better and best options with optional add-ons. Your client reviews the estimate on their phone, chooses what they want and approves it with their name, and it becomes an invoice in one tap.
Scheduling & booking →
Calendar, online booking, time off, routes.
Clients & pianos →
Client records, piano care, recall.
Compare →
An honest look at Cantus next to other piano-tech software.
Run your piano business on Cantus.
Create your account and you can be working in Cantus within minutes. No contract, and a 14-day money-back guarantee.