Free Dictionary vs Kanji API
Same instrument, two spec sheets — measured, not claimed.
Free Dictionary vs Kanji API: common questions
Which is more reliable, Free Dictionary or Kanji API?
On our scheduled checks, Kanji API leads on measured uptime — Free Dictionary at 95.1% versus Kanji API at 100% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.
Which is faster, Free Dictionary or Kanji API?
Free Dictionary has the lower median latency in our checks — Free Dictionary responds in 58 ms versus Kanji API at 395 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 Free Dictionary and Kanji API need an API key?
Neither needs a paid key — Free Dictionary is callable with no signup, and Kanji API is callable with no signup. Both are quick to prototype with; rate limits still apply.
Can I call Free Dictionary and Kanji API from the browser?
Yes — both Free Dictionary and Kanji API 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 Free Dictionary and Kanji API free for commercial use?
Free Dictionary has unclear commercial terms, and Kanji API 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.