Free Reloading Calculators

Quick handloading and precision-shooting tools — no account needed.

Find the right neck bushing for your brass. Pick from a loaded-round measurement or component-based method.

Estimate what each handload costs to assemble. Plug in brass, primer, powder, and bullet prices and see Initial vs Subsequent cost.

Use the Miller formula to find your gyroscopic stability factor (Sg). Will your bullet stabilize? Marginal, stable, or over-stable.

Convert between angular units at any distance. Useful for sight-in math, group analysis, and comparing MOA and MIL scopes.

Calculate free recoil energy and velocity for any load + rifle combination. Compare cartridges or evaluate a brake.

More tools coming soon. Have a calculator request? Create a free account and submit it from inside the app.