Free Online Tools
Fast, free, no-signup utilities. Nothing to install — everything runs in your browser.
Finance Calculators
- GST CalculatorAdd or remove GST from any amount. See the base, tax, and total instantly. Free, accurate, and private.
- EMI CalculatorCalculate your loan EMI, total payment, and total interest from the principal, rate, and tenure. Free and accurate.
- SIP CalculatorEstimate the future value of a monthly SIP investment, including invested amount and estimated returns. Free and accurate.
Developer Tools
- JSON FormatterFormat, beautify, and minify JSON online. Free, fast, and private — everything runs in your browser.
- Base64 Encoder / DecoderEncode text to Base64 or decode Base64 back to text. UTF-8 safe, free, and private — runs entirely in your browser.
- UUID GeneratorGenerate random version-4 UUIDs instantly. Cryptographically random, free, and private — generated in your browser.
- Hex ↔ RGB ConverterConvert HEX color codes to RGB and back. Supports 3- and 6-digit hex. Free, instant, and private.
Text Tools
- Word CounterCount words, characters, and lines instantly as you type. Free, fast, and private — nothing leaves your browser.
- Case ConverterConvert text to UPPERCASE, lowercase, Title Case, or Sentence case. Free, instant, and private.