
Kintsugi
8.8#1 in tax compliance software$75 one-timeFree planAndroidiOSWebAPI
Visit

| Fact | Kintsugi | SimpleVAT |
|---|---|---|
| API | The REST API reference lists 55 customer endpoints and is generated from the production OpenAPI specification. | The software supports a REST API for custom integrations, including connections to systems such as warehouse management. |
| Free plan | Yes | No |
| Headquarters | San Francisco, California, United States | Varna, Bulgaria |
| Integrations | Direct connectors include Amazon, BigCommerce, Chargebee, Deel, Magento, NetSuite, Orb, QuickBooks, Sage Intacct, Shopify, Shopware, Stripe, Walmart, WooCommerce and Xero. | Marketplace integrations listed include Amazon, eBay, Shopify, Magento, Cdiscount, Allegro, Etsy, and ManoMano. |
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.
SimpleVAT suits ecommerce sellers, including Amazon FBA sellers, and accounting professionals handling EU VAT. It may also suit businesses that want to coordinate invoice work with an accountant.