SportyCalc – Free Fitness Calculators
Instant, private fitness & body calculators
What it does
SportyCalc is a completely free, no-signup collection of 20+ science-backed fitness calculators that run 100% in your browser – zero data sent to servers, full privacy guaranteed. Unlike bloated apps or ad-heavy sites, it delivers instant results for: BMI, BMR, TDEE & calorie needs Macros, protein/carbs/fat split Body fat % (Navy, YMCA methods), lean body mass 1RM strength estimator, heart rate zones Calories burned, water intake, running pace Ideal/healthy weight formulas (Devine, Hamwi, etc.)
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Hey we are Computable. We spent years building trading infrastructure at Jump Trading and Coinbase. From that point of view, compute looks like energy markets before 2000: everything trades through private bilateral leases, there’s no visible price, and nothing can be resold. The same H100 rents at a 2x spread depending on who’s asking, and once you sign a 24-month lease, it can never change hands. So we built a market for GPU nodes, sold by the calendar week. Here are three things you can do on it that you can’t do anywhere else: - Buy exactly the weeks you need. Three nodes for the last…
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