ip-api.com vs What The Commit

Same instrument, two spec sheets — measured, not claimed.

Uptime · 30d
Uptime · 90d99.02%99.02%
Uptime · 30d100%98.3%
P50 · ms331312
P95 · ms2514279
Authnonenone
CORSyesyes
HTTPSnono
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

ip-api.com vs What The Commit: common questions

Which is more reliable, ip-api.com or What The Commit?

Both are neck-and-neck — ip-api.com and What The Commit each measure 99.02% 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, ip-api.com or What The Commit?

ip-api.com has the lower median latency in our checks — ip-api.com responds in 33 ms versus What The Commit at 1312 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 ip-api.com and What The Commit need an API key?

Neither needs a paid key — ip-api.com is callable with no signup, and What The Commit is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call ip-api.com and What The Commit from the browser?

Neither sends browser-friendly CORS headers reliably, so call ip-api.com and What The Commit from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.

Are ip-api.com and What The Commit free for commercial use?

ip-api.com has unclear commercial terms, and What The Commit 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.