Tax Data vs Tomba email finder
Same instrument, two spec sheets — measured, not claimed.
Tax Data vs Tomba email finder: common questions
Which is more reliable, Tax Data or Tomba email finder?
On our scheduled checks, Tomba email finder leads on measured uptime — Tax Data at —% versus Tomba email finder at —% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.
Do Tax Data and Tomba email finder need an API key?
Both ask you to authenticate — Tax Data uses an API key and Tomba email finder uses an API key. Each key is free to obtain; the Auth and Card-required rows above spell out the signup terms.
Can I call Tax Data and Tomba email finder from the browser?
Yes — both Tax Data and Tomba email finder send CORS headers over HTTPS, so front-end code can fetch either directly with no backend proxy. That makes them easy to swap in a client-side app while you compare responses.
Are Tax Data and Tomba email finder free for commercial use?
Tax Data has unclear commercial terms, and Tomba email finder has unclear commercial terms. We track service terms and the data license as separate fields — see the Commercial use and Data license rows above, and confirm both before shipping either in a paid product.