Arbeitnow vs Kickbox

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

Uptime · 30d
Uptime · 90d93.1%100%
Uptime · 30d89.7%100%
P50 · ms303592
P95 · ms41623630
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — no key requiredFree — open disposable-address check
Rate limit5 req/window · 4 remainingUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Arbeitnow vs Kickbox: common questions

Which is more reliable, Arbeitnow or Kickbox?

On our scheduled checks, Kickbox leads on measured uptime — Arbeitnow at 93.1% versus Kickbox 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, Arbeitnow or Kickbox?

Arbeitnow has the lower median latency in our checks — Arbeitnow responds in 303 ms versus Kickbox at 592 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 Arbeitnow and Kickbox need an API key?

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

Can I call Arbeitnow and Kickbox from the browser?

Yes — both Arbeitnow and Kickbox send CORS headers over HTTPS, so front-end code can fetch either directly with no backend proxy. That makes them easy to swap in a client-side app while you compare responses.

Are Arbeitnow and Kickbox free for commercial use?

Arbeitnow has unclear commercial terms, and Kickbox 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.