Kintsugi
8.8#1 in tax compliance software$75 one-timeFree planAndroidiOSWebAPI
VisitKintsugi vs Sphere
What both publish
| Fact | Kintsugi | Sphere |
|---|---|---|
| API | The REST API reference lists 55 customer endpoints and is generated from the production OpenAPI specification. | Sphere provides a RESTful API for custom billing setups to calculate, register and file in real time. |
| Founded | 2022 | 2024 |
| Integrations | Direct connectors include Amazon, BigCommerce, Chargebee, Deel, Magento, NetSuite, Orb, QuickBooks, Sage Intacct, Shopify, Shopware, Stripe, Walmart, WooCommerce and Xero. | Listed integrations include Stripe, PayPal, Chargebee, QuickBooks, NetSuite, Xero and other billing and finance tools. |
Kintsugi plans
- Premium—
- FreeFree
- Starter$75, paid once
- Scale—
Sphere plans
- Starter$100 a month
- E-invoicing add-onPriced on request
- GrowthPriced on request
- Input tax add-onPriced 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 Sphere if…
Sphere is aimed at global businesses, billing and commerce platforms, and accounting or tax advisory firms managing obligations across jurisdictions.