Target Archery

Calculate a user-entered heart-rate-reserve percentage range with the Tanaka age-estimated maximum. Shows formula and limits; never prescribes training zones.

Compare adult beverage water with National Academies total-water Adequate Intake references while keeping food water and individual needs explicit.

Calculate average pace per kilometer and mile plus speed from one entered distance and elapsed time. Transparent constant-pace arithmetic, not a race predictor.

Reproduce mean kilometre/mile pace and speed from one completed source-owned race result and retained event distance, with an optional same-result displayed-pace comparison—without creating targets, splits, predictions or training advice.

Compare adult BMR equations and a selected activity-multiplier TDEE scenario without generating calorie, macro, or meal prescriptions.

Reconcile one completed session-RPE load with its protocol, duration, global rating, source context, and independent same-record result.

Convert a user-selected energy total and carbohydrate, protein, and fat percentages into calories and grams with adult AMDR context.

Estimate adult body-fat percentage with a sex-specific U.S. Navy circumference equation, explicit measurement guidance, unit conversion, and non-diagnostic limitations.

Calculate adult BMI from metric or imperial height and weight. See CDC screening categories, formula steps, and limitations without treating BMI as a diagnosis.

Estimate total hunting license and tag costs. Get fast hunting estimates with this free online calculator — no signup needed.

Calculate trail camera height and distance for deer detection zone. Free online hunting calculator with instant, accurate results.

Select hunting boot insulation (gram rating) for expected conditions. Free online hunting calculator with instant, accurate results.

Estimate acres per hunter for fair chase and pressure management. Free online hunting calculator with instant, accurate results.

Calculate effective bow draw weight from draw length and bow specifications. Find actual poundage at your draw length for compound and recurve bows.

Calculate correct arrow spine deflection from draw weight, length, and point weight. Select properly spined arrows for recurve and compound bows.

Calculate compound bow let-off percentage from peak and holding weight. Free online hunting calculator with instant, accurate results.

Calculate ballistic coefficient (BC) from bullet weight, diameter, and drag model. Compare G1 and G7 BC for long-range shooting trajectory.

Estimate arrow speed from draw weight, draw length, and arrow weight. Free online hunting calculator with instant, accurate results.

Estimate maximum ethical hunting range based on retained energy. Free online hunting calculator with instant, accurate results.

Calculate arrow kinetic energy for bowhunting penetration assessment. Free online hunting calculator with instant, accurate results.