Size tools
Quick, private calculators — each runs in your browser and answers one question.
Are you a grower or a shower?
Enter your flaccid and erect length to get your growth ratio — and where you land on the grower-to-shower spectrum.
OpenFind a condom that actually fits
Fit is about girth, not length. Enter your erect girth and we'll size you up.
OpenSee how you stack up
Visualise your length against the average and everyday objects.
OpenWhat counts as small, average, or large?
Where do the labels actually begin? These thresholds come from clinician-measured data (Veale 2015), expressed as percentiles of erect length.
OpenTesticle Size Calculator
Estimate your testicular volume from length and width (the orchidometer/ellipsoid method). The adult average is about 20 ml per testicle.
OpenPenis Volume Calculator
Turn your length and girth into one number — volume in ml, vs the average.
OpenAre you her biggest?
A fun statistical model: the odds you out-size every one of her exes.
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