ConvertHub API vs VATlayer
Same instrument, two spec sheets — measured, not claimed.
ConvertHub API vs VATlayer: common questions
Which is more reliable, ConvertHub API or VATlayer?
On our scheduled checks, VATlayer leads on measured uptime — ConvertHub API at —% versus VATlayer 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 ConvertHub API and VATlayer need an API key?
Both ask you to authenticate — ConvertHub API uses an API key and VATlayer 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 ConvertHub API and VATlayer from the browser?
Neither sends browser-friendly CORS headers reliably, so call ConvertHub API and VATlayer from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.
Are ConvertHub API and VATlayer free for commercial use?
ConvertHub API has unclear commercial terms, and VATlayer 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.