Business Tools
Free business tools for invoices, GST, profit margins, EMI, discounts and everyday commercial calculations.
Choose a tool and get started
SIP Calculator
Free SIP calculator to estimate monthly investment maturity value, total invested amount and estimated gains using an expected annual return.
Age Calculator
Free age calculator to find exact age in years, months and days from a date of birth, plus total days lived and next birthday.
Shipping Cost Per Unit Calculator
Split freight, handling and other shipment charges across units to estimate shipping cost per unit and delivered unit cost.
Wholesale Price Calculator
Calculate a target wholesale selling price from unit cost and desired gross margin, with profit per unit and order value.
Sales Tax Calculator
Add sales tax to a pre-tax amount or extract the tax portion from a tax-inclusive total using a custom rate.
Inventory Turnover Calculator
Estimate inventory turnover ratio and days of inventory from cost of goods sold and average inventory.
Quotation Generator
Create professional quotations and estimates with customer details, line items, tax, discount, validity and print-ready output.
Invoice Generator
Create professional business invoices with line items, tax, discount, totals and print-ready output.
GST Calculator
Free GST calculator for India to add or remove GST and estimate taxable value, CGST, SGST and total amount for common GST rates.
Profit Margin Calculator
Free profit margin calculator to calculate gross profit, margin percentage and markup from cost and selling price for products and business pricing.
EMI Calculator
Calculate monthly EMI, total interest and total repayment for home, personal, vehicle and business loans.
Discount Calculator
Calculate sale price, discount amount and savings percentage instantly for purchases and pricing decisions.
Percentage Calculator
Calculate percentages, percentage change and what percent one number is of another with instant results.
Business Tools for everyday work
Free business tools for invoices, GST, profit margins, EMI, discounts and everyday commercial calculations. Each utility has a dedicated workspace and a focused URL so you can bookmark the exact tool you need.
Built for practical workflows
TradesFolks Smart Tools combines useful browser utilities with business workflows. Choose a tool above, complete your task, then continue with related utilities when needed.