Free tools that get things done in seconds.
No sign-up, no clutter. Calculators, converters, and generators you can actually trust — all in your browser.
32 tools match your search.
Calculators
Percentage Calculator
Find a percentage of a number, work out a percentage change, or reverse-solve for the total.
Open tool→Loan EMI Calculator
Estimate your monthly EMI, total interest, and total payment for any loan.
Open tool→BMI Calculator
Check your body mass index and see which healthy-weight range you fall into.
Open tool→Age Calculator
Calculate exact age in years, months, and days from a date of birth.
Open tool→Compound Interest Calculator
See how your investment grows over time with compounding returns.
Open tool→GST & Sales Tax Calculator
Add tax to a price or strip it back out of a tax-inclusive total.
Open tool→SIP Calculator
See what a monthly SIP or lumpsum investment could grow to over time.
Open tool→Date Calculator
Count the days between two dates, or add and subtract time from a date.
Open tool→Tip Calculator & Bill Splitter
Work out the tip and split the bill evenly, down to the cent.
Open tool→Converters
Unit Converter
Convert between length, weight, temperature, and volume units instantly.
Open tool→Currency Converter
Convert between world currencies using live exchange rates.
Open tool→Case Converter
Convert text to uppercase, lowercase, title case, or sentence case.
Open tool→Number to Words Converter
Spell any number out in words — including cheque-ready currency wording.
Open tool→Generators
QR Code Generator
Turn any link or text into a downloadable QR code in seconds.
Open tool→Password Generator
Create strong, random passwords with custom length and character rules.
Open tool→Lorem Ipsum Generator
Generate placeholder text by paragraphs, sentences, or words.
Open tool→UUID Generator
Generate UUID v4, sortable UUID v7, or short Nano IDs in bulk.
Open tool→Developer
JSON Formatter
Format, validate, and beautify messy JSON with one click.
Open tool→Regex Tester
Test regular expressions against sample text with live match highlighting.
Open tool→Base64 Encoder / Decoder
Encode text to Base64 or decode Base64 back to plain text.
Open tool→Unix Timestamp Converter
Convert epoch timestamps to readable dates — and any date back to a timestamp.
Open tool→Color Converter & Picker
Convert between HEX, RGB, HSL and CMYK, with shades and WCAG contrast checks.
Open tool→Hash Generator
Generate SHA-1, SHA-256, SHA-384 and SHA-512 digests from any text.
Open tool→URL Encoder / Decoder
Percent-encode or decode URLs, and inspect every part of a query string.
Open tool→JWT Decoder
Read the header, payload and claims inside any JSON Web Token.
Open tool→Text Diff Checker
Compare two versions of text or code and see exactly what changed.
Open tool→SEO
Word & Character Counter
Count words, characters, sentences, and reading time as you type.
Open tool→Meta Tag Generator
Generate SEO and Open Graph meta tags for any page in seconds.
Open tool→UTM Campaign URL Builder
Tag your links so analytics knows exactly where each visitor came from.
Open tool→URL Slug Generator
Turn headlines into clean, SEO-friendly URL slugs — one at a time or in bulk.
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