Tool · Free Forever
Golden Ratio & Aesthetic Proportions Matrix
Anchored to your wrist and ankle bone structure, this engine returns the classical McCallum symmetry targets used to optimize your fat-free mass index toward the 0.70 V-taper.
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Wrist circumference
17 cm
Ankle circumference
22 cm
Current chest
105 cm
Current waist
82 cm
Current biceps
38 cm
Current forearm
31 cm
Current quadriceps
58 cm
SomaOS handles structural biometric modelling — outputs are estimates, not medical diagnostics.