Expand without fear
Adding Texas next quarter? Launching on TikTok Shop? Testing a new product line? Make the business decision. We handle the tax implications.
Sales Tax Automation Software
Sales tax automation that actually works
Launch in new states. Add a new product line. Go public. Whatever your next move is, Kintsugi ensures sales tax compliance and costs never hold you back.
Trusted by 8,000+ businesses
Join 8,000+ businesses who’ve already made the switch
“I’m glad I made the switch. Not only am I saving money right now, I’m also getting better service in terms of accuracy. It’s been a win-win for us to transition.”
38%
reduction in compliance costs
Complete sales tax compliance coverage
The proof is in the numbers
8,000+
businesses automated
$15.1B
transactions processed
50
states in the US
100+
countries supported
<2 hours
average support response
Beyond calculations and filing
Registration management
We handle new state registrations as you expand, managing all documentation and ongoing compliance requirements.
See your exact tax liability in 3 minutes for free.
No credit card required.
Get your free assessmentBuilt for businesses ready to scale
Pricing that makes sense
Predictable monthly fee. Every integration included. The only sales tax solution that gets cheaper as you grow.
Support from humans who get it
Our team has filed in all 50 states and 100+ countries. They’ve seen every edge case. And they actually answer when you call.
Built for how you sell
Whether you’re pure e-commerce, SaaS with usage billing, or marketplace seller—we support your business model.
Start selling everywhere, today
See how Kintsugi handles your specific tax requirements with a demo from our tax team.