Free online tools for
everyday tasks
Fast, simple and free tools for calculations, conversions, files, text, images and more.
Every tool runs in your browser - no waiting, no uploads.
Your inputs never leave your device. Zero tracking of tool data.
Use every tool without an account or an email address.
Browse by category
Percentages, discounts, age, VAT, tip and everyday math.
Length, weight, temperature, speed, area and data storage.
Word counter, case converter, sorter and text manipulation.
JSON, Base64, URL encoding, UUID and regex utilities.
Unix timestamps, time math and date calculations.
Loans, mortgages, compound interest and salary tools.
BMI, calorie needs and health-focused calculators.
Strong passwords and random utilities.
Popular tools
Calculate percentages, percentage of a number, and percentage change instantly.
Add or remove VAT from any price with configurable tax rates.
Compute discounted prices and total savings on any purchase.
Compute exact age in years, months, days, hours from any birthdate.
Body Mass Index calculator with WHO classification for adults.
Project savings growth with compound interest over time.
Compute monthly payments, total interest, and amortization for any loan.
Convert between meters, feet, inches, miles, kilometers and more.
Convert kilograms, pounds, ounces, grams, tons instantly.
Convert between Celsius, Fahrenheit and Kelvin.
Count words, characters, sentences, and reading time in real-time.
Format, prettify, and validate JSON with syntax highlighting.
Encode text to Base64 or decode Base64 back to plain text.
Generate cryptographically strong UUID v4 identifiers in bulk.
Convert between Unix timestamps and human-readable dates.
Generate strong, random passwords with configurable rules.
Recently added
Generate strong, random passwords with configurable rules.
Test JavaScript regular expressions with live match highlighting.
Convert between Unix timestamps and human-readable dates.
Generate cryptographically strong UUID v4 identifiers in bulk.
Percent-encode or decode URLs and query string parameters.
Encode text to Base64 or decode Base64 back to plain text.
Validate JSON syntax and quickly locate errors.
Format, prettify, and validate JSON with syntax highlighting.
A single home for the tools you use every day
Utilify is a curated collection of free online utilities designed for real everyday tasks - calculating percentages, converting units, cleaning up text, formatting JSON, generating strong passwords and much more.
Everything runs directly inside your browser using modern web APIs. Your inputs stay on your device, nothing is uploaded to a server, and no account is ever required. That means faster results, better privacy and zero friction.
Whether you are a developer looking for a JSON formatter, a student checking a percentage, a marketer counting words in a headline or a homeowner planning a mortgage, Utilify is built to give you the answer in one click.