πŸ‡ΊπŸ‡Έ Built for the USA Β· USD Β· Stripe payments

Free Invoice App for
US Mechanics & Contractors

Spanner is a free invoice app for US mechanics, contractors, and self-employed tradespeople. Create professional invoices in USD, accept card payments online via Stripe, and share by email or PDF β€” all from your phone.

Free to download Β· Pro from $9.99/mo Β· No credit card

Who is Spanner for?

Mechanics
Contractors
Electricians
Plumbers
HVAC Techs
Handymen
Landscapers
Any Tradesperson

Built for American tradespeople

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Auto repair invoicing

Add make, model, year, and VIN. Built for mechanics and auto repair shops.

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USD invoicing

All amounts in US dollars. Sales tax supported per job.

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Stripe card payments

Customers pay by card online. Instant payment confirmation.

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Share by email or PDF

Email the invoice or download as a professional PDF β€” instantly.

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All trades

Contractors, plumbers, electricians, handymen β€” any US trade.

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Online booking

Share a booking link so customers can book directly. Accept or decline in-app.

What US tradespeople say

"Finally an invoice app that doesn't try to be accounting software. Simple, fast, and customers can pay right away."

Tom A. Β· Texas, US

"My auto shop switched to Spanner and we get paid 3x faster. Customers love the online payment."

Marcus L. Β· California, US

"The mechanic features are exactly what I needed. Car details, payment links, done in under a minute."

Brian K. Β· Florida, US

FAQ β€” US mechanics & contractors

Is Spanner free for US mechanics and contractors?
Yes. Spanner is free to download. The free plan lets you create up to 5 invoices with no time limit and no credit card required.
Does Spanner work for auto repair shops?
Yes. Add vehicle make, model, year, and VIN to every invoice. Works for auto repair shops, mobile mechanics, and independent technicians.
Can customers pay invoices online?
Yes. Spanner generates a Stripe payment link for every invoice. Customers can pay by credit or debit card from any device.
Is sales tax (state tax) supported?
Yes. You can add sales tax to any invoice. Tax rates vary by state β€” set the rate you need per job.
Does it work on Android?
Yes. Spanner is available on both iOS (App Store) and Android (Google Play).

Start invoicing for free today

Free to download. Pro from $9.99/mo. No credit card. Invoice your first job in minutes.