APIs.guru vs NetworkCalc
Same instrument, two spec sheets — measured, not claimed.
APIs.guru vs NetworkCalc: common questions
Which is more reliable, APIs.guru or NetworkCalc?
On our scheduled checks, APIs.guru leads on measured uptime — APIs.guru at 100% versus NetworkCalc at 99.02% 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, APIs.guru or NetworkCalc?
APIs.guru has the lower median latency in our checks — APIs.guru responds in 266 ms versus NetworkCalc at 448 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 APIs.guru and NetworkCalc need an API key?
Neither needs a paid key — APIs.guru is callable with no signup, and NetworkCalc is callable with no signup. Both are quick to prototype with; rate limits still apply.
Can I call APIs.guru and NetworkCalc from the browser?
Yes — both APIs.guru 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 APIs.guru and NetworkCalc free for commercial use?
APIs.guru 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.