Endurance Calculators

John Oneill · Health & Fitness

5.0 1 ratings $0.99
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About

Endurance Calculators is a free toolkit for endurance athletes covering running, cycling, and swimming. RUNNING • Pace converter (min/mile ↔ min/km) • Race finish time predictor • VDOT training zones • Altitude pace adjustment CYCLING • Power & HR training zones • Watts per kilogram calculator • Altitude power adjustment • Distance & speed converter SWIMMING • Pace converter (per 100m / 100yd) • Pool course conversion (SCY, SCM, LCM) Built for athletes who want quick answers without the math. Works offline.

What's new · 1.0.1

Fresh new light look, more accurate altitude race-time conversions, and a cleaner layout on newer iPhones.

Details

DeveloperJohn Oneill
ReleasedMay 2026
UpdatedJul 2026
Version1.0.1
Size1.6 MB
RequiresiOS 15.0 or later
Age rating4+
LanguagesEnglish
Price$0.99
Categories Health & FitnessSports
Bundle IDcom.endurancecalculators.app