← Dosii

The details behind the result

A little context.
A clearer calculation.

Practical guides to choosing a calculator and understanding what its numbers mean. Written by Dosii, the maker of a paid iPhone calculator.

Before you buy

Choosing a peptide calculator app

Free tools, focused calculators and tracking apps solve different problems. Compare the tradeoffs.

Inside Dosii

Understand the inputs. See the result.

A screen-by-screen introduction to the calculation, visual scale and what the app remembers.

Check the arithmetic

Why the displayed numbers can look different

Follow one example from mg and mcg to concentration, exact volume and rounded displays.

These guides explain product choices and arithmetic. They do not determine a dose or provide treatment instructions.