All Tools
Browse our free online calculators, converters, and developer tools.
JSON Formatter & Validator
Professional JSON formatter, validator, and beautifier. Format, validate, minify JSON with syntax highlighting. Convert JSON to XML, CSV, YAML instantly.
JSON Compare Tool
Compare two JSON objects and find differences instantly. Upload files, view side-by-side comparison with line numbers and visual diff highlighting.
XML Formatter & Validator
Professional XML formatter, validator, and beautifier. Format, validate, minify XML with syntax highlighting. Convert XML to JSON, CSV instantly.
XML Compare Tool
Compare two XML documents and find differences instantly. Upload files, view side-by-side comparison with line numbers and visual diff highlighting.
Base64 Encoder/Decoder
Encode and decode Base64 text and files online with Unicode, URL-safe Base64, and browser-based processing.
HTML Encoder/Decoder
Encode and decode HTML entities online. Escape HTML for display or attributes and decode entities with browser-based processing.
URL Encoder/Decoder
Encode and decode URLs and query strings online. Supports encodeURIComponent, spaces as plus, and Unicode with browser-based processing.
MD5 Hash Generator & Checksum Verifier
Generate MD5 hashes and verify text or files against checksums. MD5 is a one-way hash, not encryption, and is not suitable for password storage or security-sensitive cryptography.
EMI Calculator
Calculate your monthly EMI for home loans, personal loans, and car loans with our easy-to-use calculator.
SIP Calculator
Calculate returns on your Systematic Investment Plan (SIP) investments over time.
Compound Interest Calculator
Calculate compound interest and see how your investments grow over time with detailed year-by-year breakdown.
Loan Calculator
Calculate monthly payments, total interest, and amortization schedule for any loan amount.
Mortgage Calculator
Calculate home loan payments with taxes, insurance, and PMI. Compare different mortgage scenarios.
Retirement Calculator
Plan your retirement savings and estimate how much you need to retire comfortably.
BMI Calculator
Calculate your Body Mass Index (BMI) and find out if you are in a healthy weight range.
Unit Converter
Convert between different units of length, weight, temperature, and volume instantly.
Percentage Calculator
Calculate percentages, percentage increase, decrease, and find what percent one number is of another.
Percent Off Calculator
Find the savings and final sale price for a percentage discount, with common presets and currency formatting.
Unit Price Calculator
Compare two or three products by price per kilogram, litre, or item using compatible quantity conversions.
Square Footage Calculator
Calculate area for common shapes, combine rooms, convert square feet and square meters, and estimate material waste.
Feet & Inches Calculator
Add or subtract feet, inches, and fractions, then see normalized and metric results.
Age Calculator
Find out your exact age in years, months, and days. Perfect for planning birthdays and anniversaries.