NetworkCalc vs ScreenshotOne.com
Same instrument, two spec sheets — measured, not claimed.
NetworkCalc vs ScreenshotOne.com: common questions
Which is more reliable, NetworkCalc or ScreenshotOne.com?
On our scheduled checks, NetworkCalc leads on measured uptime — NetworkCalc at 99.44% versus ScreenshotOne.com at 98.9% 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, NetworkCalc or ScreenshotOne.com?
ScreenshotOne.com has the lower median latency in our checks — NetworkCalc responds in 292 ms versus ScreenshotOne.com at 205 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 NetworkCalc and ScreenshotOne.com need an API key?
NetworkCalc needs no key, while ScreenshotOne.com requires a free API key. If you want to start calling without signup, reach for NetworkCalc first.
Can I call NetworkCalc and ScreenshotOne.com from the browser?
Yes — both NetworkCalc and ScreenshotOne.com 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 NetworkCalc and ScreenshotOne.com free for commercial use?
NetworkCalc has unclear commercial terms, and ScreenshotOne.com 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.