Currencylayer vs VATComply
Same instrument, two spec sheets — measured, not claimed.
Currencylayer vs VATComply: common questions
Which is more reliable, Currencylayer or VATComply?
Both are neck-and-neck — Currencylayer and VATComply each measure 100% uptime over 90 days on our probe schedule. Reliability here is verified from our own scheduled checks; use the 30-day bars above to see which has been steadier lately.
Which is faster, Currencylayer or VATComply?
VATComply has the lower median latency in our checks — Currencylayer responds in 511 ms versus VATComply at 236 ms (P50). Tail latency (P95) is in the table above; for most workloads the median is the number that shapes how the API feels.
Do Currencylayer and VATComply need an API key?
VATComply needs no key, while Currencylayer requires a free API key. If you want to start calling without signup, reach for VATComply first.
Can I call Currencylayer and VATComply from the browser?
Only VATComply is browser-friendly — it returns CORS headers over HTTPS. Currencylayer needs a server-side call or proxy, so factor that into which one fits a front-end project.
Are Currencylayer and VATComply free for commercial use?
Currencylayer has unclear commercial terms, and VATComply 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.