Precision dose calculators

Get the dose right.

Free calculators for peptide reconstitution, injection dosing, and hormone math — semaglutide, testosterone, HCG, and the conversions around them. Every number is worked out on your device, the moment you type it.

  • No account
  • Nothing stored
  • Nothing sold
  • Works offline

Why Pindrop

Built for the moment at the counter

Private by design

There is no account and no database. What you type never leaves your browser, so your doses and lab numbers stay yours. Most calculators online treat those inputs as lead generation. This one does not.

Nothing to sell you

Pindrop sells no peptides, no supplements, no subscriptions. The math is the whole product, so the numbers are not bent to push a bigger vial or a longer protocol.

Show the work

Every calculator shows its formula and a worked example, and warns you when a dose looks off, like one that exceeds the vial or overfills the syringe. It is a tool, not medical advice.