Serialif Color vs US Street Address
Same instrument, two spec sheets — measured, not claimed.
Serialif Color vs US Street Address: common questions
Which is more reliable, Serialif Color or US Street Address?
On our scheduled checks, US Street Address leads on measured uptime — Serialif Color at —% versus US Street Address 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 Serialif Color and US Street Address need an API key?
Serialif Color needs no key, while US Street Address requires a free API key. If you want to start calling without signup, reach for Serialif Color first.
Can I call Serialif Color and US Street Address from the browser?
Only US Street Address is browser-friendly — it returns CORS headers over HTTPS. Serialif Color needs a server-side call or proxy, so factor that into which one fits a front-end project.
Are Serialif Color and US Street Address free for commercial use?
Serialif Color has unclear commercial terms, and US Street Address 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.