Kintsugi vs Numeral
Kintsugi
Ecommerce, SaaS and finance teams
San Francisco, US; founding year not published
Numeral
Ecommerce brands, venture-backed startups, software companies, and distribution and manufacturing businesses
2022; San Francisco, US
Kintsugi and Numeral both handle sales tax, VAT and GST compliance, from nexus monitoring to registrations, filings and remittance, with free monitoring and per-filing prices.
Kintsugi, based in San Francisco, serves 7,000+ businesses and includes an AI assistant, Kin; Numeral, founded in San Francisco in 2022, does compliance for 3,500+ customers with human support and raised a US$100m Series C in September 2026.
Kintsugi vs Numeral: side by side
“Not published” means the vendor does not state it.
| Kintsugi | Numeral | |
|---|---|---|
| What it does | Sales tax, VAT and GST compliance: exposure (nexus) monitoring, registrations, filing and remittance, exemption certificates and back filing, with an AI assistant (Kin) | Sales tax, VAT and GST compliance done for the customer: nexus monitoring, registrations, tax calculation, filings and remittance, exemption certificates and tax notice handling, with human support |
| Best for | Ecommerce, SaaS and finance teams | Ecommerce brands, venture-backed startups, software companies, and distribution and manufacturing businesses |
| Founded and HQ | San Francisco, US; founding year not published | 2022; San Francisco, US |
| Ownership and funding | Not published | Venture-backed; US$100m Series C (Sep 2026) led by Insight Partners with Salesforce Ventures; US$157m raised in total |
| Customers or users | 7,000+ businesses | 3,500+ customers; Brex, Fishwife and Character.ai quoted on the site |
| Pricing | Free exposure monitoring; Starter from US$75 per filing or registration; Premium custom with volume discounts; month to month, no transaction fees | Free nexus monitoring; Professional US$75 per filing and US$150 per state registration, month to month; Enterprise custom |
| Deployment and markets | US sales tax on every plan; Canada, the EU, the UK and 100+ countries on Premium | All US states and jurisdictions; sales tax, VAT and GST in 90+ countries on Enterprise |
Main differences
Both charge US$75 per filing; Numeral charges US$150 per state registration, while Kintsugi charges from US$75 per filing or registration.
Numeral handles compliance for the customer, including tax notices, and pays penalties and interest if a filing is late; Kintsugi adds back filing and its AI assistant, Kin.
Kintsugi covers Canada, the EU, the UK and 100+ countries on Premium; Numeral covers sales tax, VAT and GST in 90+ countries on Enterprise.
Kintsugi serves 7,000+ businesses; Numeral has 3,500+ customers, from ecommerce brands and startups to distributors and manufacturers.
Numeral raised a US$100m Series C in September 2026, US$157m in total; Kintsugi does not publish its funding.
Which to choose
Choose Kintsugi if
- You want VAT and GST in 100+ countries alongside US sales tax, or need back filing
Choose Numeral if
- You want tax notices handled for you and a guarantee that covers penalties and interest on late filings
Compare further
Common questions
What is the difference between Kintsugi and Numeral?+
Kintsugi covers exposure (nexus) monitoring, registrations, filing and remittance, exemption certificates and back filing, with an AI assistant called Kin. Numeral does sales tax, VAT and GST compliance for the customer: nexus monitoring, registrations, tax calculation, filings and remittance, exemption certificates and tax notice handling, with human support.
How much do Kintsugi and Numeral cost?+
Both offer free monitoring. Kintsugi Starter costs from US$75 per filing or registration and Premium is custom with volume discounts, month to month with no transaction fees. Numeral Professional costs US$75 per filing and US$150 per state registration, month to month, and Enterprise is custom.
Which countries do Kintsugi and Numeral cover?+
Kintsugi covers US sales tax on every plan, and Canada, the EU, the UK and 100+ countries on Premium. Numeral covers all US states and jurisdictions, and sales tax, VAT and GST in 90+ countries on Enterprise.
Part of Accountio’s accounting technology coverage.
