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