TimeAPI.io vs TimeZones iCal Library
Same instrument, two spec sheets — measured, not claimed.
TimeAPI.io vs TimeZones iCal Library: common questions
Which is more reliable, TimeAPI.io or TimeZones iCal Library?
Both are neck-and-neck — TimeAPI.io and TimeZones iCal Library each measure 100% 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.
Which is faster, TimeAPI.io or TimeZones iCal Library?
TimeZones iCal Library has the lower median latency in our checks — TimeAPI.io responds in 1040 ms versus TimeZones iCal Library at 337 ms (P50). Tail latency (P95) is in the table above; for most workloads the median is the number that shapes how the API feels.
Do TimeAPI.io and TimeZones iCal Library need an API key?
Neither needs a paid key — TimeAPI.io is callable with no signup, and TimeZones iCal Library is callable with no signup. Both are quick to prototype with; rate limits still apply.
Can I call TimeAPI.io and TimeZones iCal Library from the browser?
Yes — both TimeAPI.io and TimeZones iCal Library 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 TimeAPI.io and TimeZones iCal Library free for commercial use?
TimeAPI.io has unclear commercial terms, and TimeZones iCal Library 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.