Cisco Spark vs Zoom
Same instrument, two spec sheets — measured, not claimed.
Cisco Spark vs Zoom: common questions
Which is more reliable, Cisco Spark or Zoom?
On our scheduled checks, Zoom leads on measured uptime — Cisco Spark at —% versus Zoom 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 Cisco Spark and Zoom need an API key?
Both ask you to authenticate — Cisco Spark uses an API key and Zoom uses an API key. Each key is free to obtain; the Auth and Card-required rows above spell out the signup terms.
Can I call Cisco Spark and Zoom from the browser?
Only Cisco Spark is browser-friendly — it returns CORS headers over HTTPS. Zoom needs a server-side call or proxy, so factor that into which one fits a front-end project.
Are Cisco Spark and Zoom free for commercial use?
Cisco Spark has unclear commercial terms, and Zoom 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.