BMI Calculator API vs wger Workout

Same instrument, two spec sheets — measured, not claimed.

Uptime · 30d
Uptime · 90d100%99.02%
Uptime · 30d100%98.3%
P50 · ms13501134
P95 · ms23141964
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

BMI Calculator API vs wger Workout: common questions

Which is more reliable, BMI Calculator API or wger Workout?

On our scheduled checks, BMI Calculator API leads on measured uptime — BMI Calculator API at 100% versus wger Workout at 99.02% 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, BMI Calculator API or wger Workout?

wger Workout has the lower median latency in our checks — BMI Calculator API responds in 1350 ms versus wger Workout at 1134 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 BMI Calculator API and wger Workout need an API key?

Neither needs a paid key — BMI Calculator API is callable with no signup, and wger Workout is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call BMI Calculator API and wger Workout from the browser?

Yes — both BMI Calculator API and wger Workout 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 BMI Calculator API and wger Workout free for commercial use?

BMI Calculator API has unclear commercial terms, and wger Workout 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.