AutoChangelog vs ItsThisForThat

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

Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms
P95 · ms
AuthapiKeynone
CORSnono
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key requiredFree — limits not published
Rate limitUnpublishedUnpublished (docs ask you not to hammer it)
In directory since2026-07-052026-07-05
operationalpartialdownno data

AutoChangelog vs ItsThisForThat: common questions

Which is more reliable, AutoChangelog or ItsThisForThat?

On our scheduled checks, ItsThisForThat leads on measured uptime — AutoChangelog at —% versus ItsThisForThat 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 AutoChangelog and ItsThisForThat need an API key?

ItsThisForThat needs no key, while AutoChangelog requires a free API key. If you want to start calling without signup, reach for ItsThisForThat first.

Can I call AutoChangelog and ItsThisForThat from the browser?

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

Are AutoChangelog and ItsThisForThat free for commercial use?

AutoChangelog has unclear commercial terms, and ItsThisForThat 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.