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Free Online Tools & Calculators
Calculate GST, EMI, percentages and age, create invoices and UPI QR codes, compress images, and convert units directly in your browser.
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GST CalculatorCalculate GST amount, tax-inclusive price and tax-exclusive price for common GST rates in India.EMI CalculatorCalculate monthly loan EMI, total interest and total repayment from loan amount, rate and tenure.Percentage CalculatorCalculate percentages, percentage increase and percentage decrease quickly.Invoice GeneratorCreate a simple printable invoice with items, totals and GST.UPI QR GeneratorGenerate a UPI payment QR code from a UPI ID and optional amount.Image CompressorCompress images in your browser and download a smaller JPEG file.Age CalculatorCalculate age in years, months and days from a date of birth.Unit ConverterConvert common length, weight and temperature units instantly.
Free tools for everyday tasks
FreeToolHub is a collection of browser-based calculators and utilities. Each tool is designed to work on phones, tablets and computers without requiring a software download.
Popular calculators
Try the GST calculator for tax calculations, EMI calculator for loan payment estimates, percentage calculator for percentage calculations, and age calculator for date-of-birth calculations.