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