Kintsugi
8.8#1 in tax compliance software$75 one-timeFree planAndroidiOSWebAPI
VisitKintsugi vs Sigma Files
Sigma Files
6.5#32 in tax compliance softwareFrom $24.90 a monthWeb
VisitWhat both publish
| Fact | Kintsugi | Sigma Files |
|---|---|---|
| Filing support level | automated | automated |
| Free plan | Yes | No |
| Return filing | Yes | Yes |
Kintsugi plans
- Premium—
- FreeFree
- Starter$75, paid once
- Scale—
Sigma Files plans
- Essential$24.90 a month
- Growth$64.90 a month
- Professional$149.90 a month
- Sales tax registration$149, paid once
- Custom CoveragePriced on request
Pick Kintsugi if…
Kintsugi suits businesses that need sales tax monitoring, registration, calculation, and return filing. It is also relevant to teams wanting CSV imports, no-code integrations, or broader multi-country compliance capabilities.
Pick Sigma Files if…
You want what its maker publishes above — check its page for the details.