positionstack vs PostcodeData.nl
Same instrument, two spec sheets — measured, not claimed.
positionstack vs PostcodeData.nl: common questions
Which is more reliable, positionstack or PostcodeData.nl?
On our scheduled checks, PostcodeData.nl leads on measured uptime — positionstack at —% versus PostcodeData.nl 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 positionstack and PostcodeData.nl need an API key?
PostcodeData.nl needs no key, while positionstack requires a free API key. If you want to start calling without signup, reach for PostcodeData.nl first.
Can I call positionstack and PostcodeData.nl from the browser?
Neither sends browser-friendly CORS headers reliably, so call positionstack and PostcodeData.nl from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.
Are positionstack and PostcodeData.nl free for commercial use?
positionstack has unclear commercial terms, and PostcodeData.nl 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.