Estimated volume
0ml
Personal research notebook
Measure the moment.
Know your numbers.
A playful, private way to log ejaculations and turn an estimate into a fascinating lab report.
i
Using a baseline estimate of 3 ml and 150 million sperm cells per ejaculation.
Dr. Vera#0
Dr. Vera · lead observer
Live readout
Your collection
Estimated sperm cells
0
Logged events
0
Lab comparison
No samples logged yet. Your first reading is one tap away.
Amount for this log
Log an ejaculation
+
ml
Change this before logging if the amount was different.
Sample archive