Dev tools · alternatives · 2026

24 alternatives to Vatstack Validations

Automate VAT ID number validations during checkout.

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Vatstack Validations launched in 2019; newer entries below may have overtaken it.

1. 1
   Vatfy▲83

   Simplified EU VAT validation for B2B sales

   2021 · its alternatives →

2. 2
   Stripe Tax▲313

   Automate taxes on your Stripe transactions

   2021 · stripe.com · its alternatives →

3. 3
   Quaderno Checkout▲89

   Calculate sales taxes automatically

   2019 · quaderno.io · its alternatives →

4. 4
   Vatstack▲2

   Automate VAT number checks and VAT rate lookups via REST API

   2019 · vatstack.com · its alternatives →

5. 5
   Numeral▲366

   Spend less than 5 minutes per month on sales tax compliance

   2025 · numeral.com · its alternatives →

6. 6
   Approveit 3.0▲400

   Automate expense approvals in Slack and email

   2022 · approveit.today · its alternatives →

7. 7
   Check▲94

   Embed payroll in your product

   2021 · its alternatives →

8. 8
   hellotax▲66

   Put your VAT compliance on autopilot - for free

   2020 · hellotax.com · its alternatives →

9. 9
   Validate VAT API▲5

   Global address validation + fraud signals in one API call

   2022 · apitier.com · its alternatives →

10. 10
    Quality Check by Pilot.com▲270

    Grade your startup bookkeeping in seconds with PilotGPT

    2024 · pilot.com · its alternatives →

11. 11
    Vatify — The Simple EU VAT API▲7

    I built Vatify, a lightweight API to take the pain out of EU VAT. With just three endpoints you can validate VAT IDs, fetch up-to-date rates, and calculate the correct VAT (including reverse charge logic).

    2025 · vatifytax.app · its alternatives →

12. 12
    Validate Ids▲156

    Global ID recognition: extracts data from any ID worldwide

    2024 · its alternatives →

13. 13
    SimpleVATChecker▲8

    Check UK company VAT risk before submitting your claim.

    2025 · its alternatives →

14. 14
    Startup Validator▲252

    Find out if your startup's name is available on the web!

    2015 · its alternatives →

15. 15
    Quaderno▲126

    Automatic Tax Management for Smart Businesses

    2014 · quaderno.io · its alternatives →

16. 16AR
    A REST API for Calculating VAT in the EU▲59

    2017 · vatmossapi.com · its alternatives →

17. 17
    VATValidation▲4

    Free VAT number validation tool for European businesses

    May 2026 · dseichter.github.io · its alternatives →

18. 18
    Invoid▲112

    Enabling KYC automation & identity verification in India

    2021 · bureau.id · its alternatives →

19. 19
    Tax ID Pro▲66

    Validate tax ID numbers for over 100 countries.

    2022 · taxid.pro · its alternatives →

20. 20
    VAT Engine▲5

    EU VAT calculation and compliance API for e-commerce

    Jul 2026 · vat-engine.app · its alternatives →

21. 21AV
    A VAT API▲14

    2018 · valueadded.io · its alternatives →

22. 22
    Vatr.co▲2

    VAT Rates and VAT Number Compliance for Europe

    2024 · its alternatives →

23. 23
    InvoiceDB▲67

    Automate your Accounting

    2021 · its alternatives →

24. 24
    VAT Calculator for International Trade▲11

    Add or Remove VAT With Variable Rates

    2025 · vatcalculators.co.uk · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →