Clockify API vs staffSign
Same instrument, two spec sheets — measured, not claimed.
Clockify API vs staffSign: common questions
Which is more reliable, Clockify API or staffSign?
Both are neck-and-neck — Clockify API and staffSign each measure 0.0% uptime over 90 days on our probe schedule. Reliability here is verified from our own scheduled checks; use the 30-day bars above to see which has been steadier lately.
Do Clockify API and staffSign need an API key?
Both ask you to authenticate — Clockify API uses an API key and staffSign uses an API key. Each key is free to obtain; the Auth and Card-required rows above spell out the signup terms.
Can I call Clockify API and staffSign from the browser?
Only Clockify API is browser-friendly — it returns CORS headers over HTTPS. staffSign needs a server-side call or proxy, so factor that into which one fits a front-end project.
Are Clockify API and staffSign free for commercial use?
Clockify API has unclear commercial terms, and staffSign 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.