UtilityKit — Free Online Calculators & Digital Utilities

Simple tools. Useful results. Fast, private client-side calculators for finance, business, and everyday math.

Explore All 14 Tools

GST Calculator India (Inclusive & Exclusive GST)
Loan EMI Calculator (Home, Personal & Car Loans)
Profit Margin & Markup Calculator
Selling Price & MRP Calculator
Percentage Calculator (Increase, Decrease & Difference)
Age Calculator (Years, Months, Days & Next Birthday)
Date Calculator & Day Counter
Fuel Cost & Mileage Trip Calculator
Unit Converter (Length, Weight, Temp & Data)
Custom QR Code Generator with Colors
Word & Character Counter with Reading Time
JSON Formatter, Beautifier & Validator
Browser Image Compressor (PNG, JPG, WebP)
SIP Calculator (Mutual Funds & Wealth Growth)