ELI vs NetworkCalc
Same instrument, two spec sheets — measured, not claimed.
ELI vs NetworkCalc: common questions
Which is more reliable, ELI or NetworkCalc?
On our scheduled checks, NetworkCalc leads on measured uptime — ELI at 98.9% versus NetworkCalc at 99.44% 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, ELI or NetworkCalc?
NetworkCalc has the lower median latency in our checks — ELI responds in 655 ms versus NetworkCalc at 289 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 ELI and NetworkCalc need an API key?
NetworkCalc needs no key, while ELI requires a free API key. If you want to start calling without signup, reach for NetworkCalc first.
Can I call ELI and NetworkCalc from the browser?
Yes — both ELI and NetworkCalc 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 ELI and NetworkCalc free for commercial use?
ELI has unclear commercial terms, and NetworkCalc 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.