Free Online Tools for Everyday Tasks
Free online tools for text, developers, math and unit conversion. No sign-up, fast and private, right in your browser.
Text Tools
Word Counter
Count words, characters, sentences and reading time instantly as you type.Case Converter
Convert text to UPPERCASE, lowercase, Title Case or Sentence case in one click.Remove Duplicate Lines
Paste a list and remove duplicate lines while keeping the original order.Lorem Ipsum Generator
Generate placeholder lorem ipsum paragraphs for designs and mockups.Text to Slug Generator
Turn any title into a clean, SEO-friendly URL slug.Text Reverser
Reverse any text, word or sentence instantly.Sort Lines Alphabetically
Sort a list of lines from A to Z or Z to A.Remove Extra Spaces
Clean up text by removing double spaces and blank lines.Text Repeater
Repeat a word or sentence as many times as you need.Palindrome Checker
Check whether a word or phrase reads the same backwards.Morse Code Translator
Translate text to Morse code and Morse code back to text.Text to Binary Converter
Convert text to binary code and binary back to text.Roman Numeral Converter
Convert numbers from 1 to 3999 into Roman numerals.HTML Entity Encoder
Escape special characters so HTML code displays safely.Developer Tools
JSON Formatter & Validator
Format, beautify and validate JSON with clear error messages.Base64 Encoder & Decoder
Encode text to Base64 or decode Base64 back to readable text.URL Encoder & Decoder
Encode or decode URLs and query strings safely.Unix Timestamp Converter
Convert Unix timestamps (seconds or milliseconds) to readable dates.HEX to RGB Color Converter
Convert HEX color codes to RGB values with a live preview.Random Password Generator
Create strong random passwords securely in your browser.UUID Generator
Generate random version 4 UUIDs in bulk.Random Number Generator
Pick random numbers between any minimum and maximum.CSS Minifier
Minify CSS by removing comments and extra whitespace.RGB to HEX Color Converter
Convert RGB color values to a HEX code with preview.Number Base Converter
Convert numbers between binary, octal, decimal and hexadecimal.CSV to JSON Converter
Convert CSV data into JSON. The first row is used as keys.JSON Minifier
Minify JSON by removing all spaces and line breaks.Regex Tester
Test regular expressions against your text and see all matches.Calculators
Percentage Calculator
Find a percentage of a number and what percent one number is of another.Age Calculator
Calculate your exact age in years, months and days from your date of birth.BMI Calculator
Calculate your body mass index from weight and height.Loan EMI Calculator
Estimate your monthly loan payment, total interest and total cost.Tip Calculator
Calculate the tip and split the bill between people.Compound Interest Calculator
See how your savings grow with compound interest over time.Simple Interest Calculator
Calculate simple interest and the total amount.Discount Calculator
Find the sale price and savings after a percentage discount.VAT / GST Calculator
Add or remove VAT or GST from any amount.Average Calculator
Find the mean, median, sum, minimum and maximum of a list of numbers.Date Difference Calculator
Count the days between two dates.Percentage Change Calculator
Calculate the percentage increase or decrease between two values.Profit Margin Calculator
Work out profit, margin and markup from cost and selling price.Leap Year Checker
Check whether any year is a leap year.Converters
Length Converter
Convert between meters, kilometers, miles, feet, inches, yards and more.Weight Converter
Convert kilograms, grams, pounds, ounces, stone and tonnes.Temperature Converter
Convert between Celsius, Fahrenheit and Kelvin.Speed Converter
Convert between m/s, km/h, mph, knots and ft/s.Area Converter
Convert square meters, kilometers, feet, yards, acres and hectares.Volume Converter
Convert liters, milliliters, gallons, quarts, pints and cups.Time Converter
Convert seconds, minutes, hours, days, weeks and years.Data Storage Converter
Convert bytes, KB, MB, GB and TB.Why use FreeSmartTools?
FreeSmartTools is a growing collection of simple, fast online tools. Count words, format JSON, generate passwords, work out a loan payment or convert units in seconds. Every tool is free, needs no account, and runs in your browser, so your text and numbers stay on your device.
Whether you are a student, writer, developer or small business owner, you can find a tool for the job and get your result immediately on any phone, tablet or computer.
Frequently asked questions
Are the tools on FreeSmartTools really free?
Yes. Every tool is free to use with no limits, no trial period and no hidden fees.
Do I need to create an account?
No. You can open any tool and use it right away. There is no sign-up or login.
Is my data private?
Yes. The tools run in your browser, so the text and numbers you enter stay on your device and are not uploaded to our servers.
Do the tools work on mobile phones?
Yes. The site is responsive and every tool works on phones, tablets and desktop computers.
Are the calculator results accurate?
The calculators use standard formulas and give accurate estimates. For financial, health or legal decisions, please confirm the result with a qualified professional.
What kinds of tools can I find here?
You will find text tools, developer tools, calculators and unit converters, with new tools added regularly.