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.
Join 5,100+ businesses who've already made the switch
Complete sales tax compliance coverage
Real-time calculations
Every product type, every channel, every jurisdiction. Sales tax, VAT, GST—calculated accurately and on time for you.
Automatic filing & remittance
Nexus monitoring
Multi-channel sync
The proof is in the numbers
5,100+
businesses automated
$13.5B
transactions processed
50
states in
the US
100+
countries
supported
<2 hours
average support response
Beyond calculations and filing
Registration management
Exemption certificates
Notice management
Back tax resolution & VDAs
Global expansion ready
Registration management
We handle new state registrations as you expand, managing all documentation and ongoing compliance requirements.
No credit card required.
Built for businesses ready to scale
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.
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 40+ 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.
FAQs
1. What is sales tax automation software?
Software that handles your entire compliance workflow—calculations, product classifications, monitoring nexus, filing returns, remitting payments—without manual work. Connect once, stay compliant forever.
2. How quickly can we get started?
Most businesses see their tax liability in 3 minutes and are fully automated within two weeks. We import your existing registrations so nothing's lost.
3. What makes Kintsugi different?
True automation and AI. While others offer "tax services" Kintsugi uses AI to do the math, and human tax experts for support.. Plus a growing list of integrations that actually work.
4. How does pricing work?
Kintsugi is free to use, and $75 per automated action (filings and registrations). Month-to-month pricing with no annual contract lock-ins. We also offer fixed rate contracts for companies with higher sales volumes.
Still have questions?
