Footer Year Update vs Slack

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

Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms131324
P95 · ms329808
AuthnoneapiKey
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Footer Year Update vs Slack: common questions

Which is more reliable, Footer Year Update or Slack?

Both are neck-and-neck — Footer Year Update and Slack 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, Footer Year Update or Slack?

Footer Year Update has the lower median latency in our checks — Footer Year Update responds in 131 ms versus Slack at 324 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 Footer Year Update and Slack need an API key?

Footer Year Update needs no key, while Slack requires a free API key. If you want to start calling without signup, reach for Footer Year Update first.

Can I call Footer Year Update and Slack from the browser?

Only Slack is browser-friendly — it returns CORS headers over HTTPS. Footer Year Update needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are Footer Year Update and Slack free for commercial use?

Footer Year Update has unclear commercial terms, and Slack 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.