Produktivitäts-Tools

Estimate daily calories from BMR and activity level, with targets for weight loss, maintenance, or gain.

Add or remove GST from an amount with standard India slabs and CGST/SGST or IGST breakdown.

Create GST-compliant tax invoices with CGST, SGST, or IGST, HSN/SAC codes, and PDF export.

Calculate sale price, savings, and discount amount from percentage or fixed discounts.

Calculate gross profit, net profit, profit margin, and markup from revenue, cost, and expenses.

Find how many units or how much revenue you need to cover fixed costs and break even.

Add or remove sales tax from any amount — US state presets, custom rates, and instant totals.

Calculate the hourly, daily, and project rates you need to hit your income goals after taxes, expenses, and non-billable time.

Log daily work hours from clock times or direct entries, then calculate weekly totals, overtime, and gross pay.

Estimate calories burned during workouts and daily activities from your weight, duration, and activity intensity.

Convert between macronutrient grams and calories, or split a calorie target into protein, carbs, and fat.

Estimate your daily water needs from body weight, activity level, climate, and exercise duration.