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