Serialif Color vs Spoo.me

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

Uptime · 30d
Uptime · 90d35.3%100%
Uptime · 30d36.7%100%
P50 · ms1680362
P95 · ms38861478
Authnonenone
CORSnono
HTTPSyesyes
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

Serialif Color vs Spoo.me: common questions

Which is more reliable, Serialif Color or Spoo.me?

On our scheduled checks, Spoo.me leads on measured uptime — Serialif Color at 35.3% versus Spoo.me at 100% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.

Which is faster, Serialif Color or Spoo.me?

Spoo.me has the lower median latency in our checks — Serialif Color responds in 1680 ms versus Spoo.me at 362 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 Serialif Color and Spoo.me need an API key?

Neither needs a paid key — Serialif Color is callable with no signup, and Spoo.me is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call Serialif Color and Spoo.me from the browser?

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

Are Serialif Color and Spoo.me free for commercial use?

Serialif Color has unclear commercial terms, and Spoo.me 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.