Free Online Tools & Utilities

40+ free utilities for everyday tasks โ€” calculators, text tools, developer tools, and image tools. Fast, free, and no signup required.

All Tools

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Calculators

BMI Calculator

Calculate your Body Mass Index instantly.

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Calculators

Age Calculator

Calculate your exact age in years, months, and days.

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Calculators

Percentage Calculator

Calculate percentages with multiple modes.

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Calculators

EMI Calculator

Calculate your Equated Monthly Installment.

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Calculators

Loan Calculator

Calculate monthly loan payments and total interest.

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Calculators

Interest Calculator

Calculate simple and compound interest.

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Calculators

BMR Calculator

Calculate your Basal Metabolic Rate and TDEE.

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Calculators

Calories Calculator

Calculate daily calorie needs based on your goal.

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Calculators

Body Fat Calculator

Estimate your body fat percentage using the US Navy method.

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Calculators

Ideal Weight Calculator

Find your ideal body weight using multiple formulas.

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Calculators

Scientific Calculator

Advanced calculator with scientific functions.

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Calculators

Unit Converter

Convert between units of length, weight, temperature, and more.

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Calculators

Pregnancy Calculator

Calculate your due date, current week, trimester, and baby milestones.

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Calculators

Ovulation Calculator

Track your fertile window, ovulation date, and period cycle.

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Text Tools

Word Counter

Count words, characters, sentences, and paragraphs.

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Text Tools

Character Counter

Count characters with detailed breakdown.

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Text Tools

Case Converter

Convert text between different cases.

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Text Tools

Remove Extra Spaces

Remove extra whitespace from your text.

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Text Tools

Text Sorter

Sort lines alphabetically, by length, or randomly.

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Text Tools

Text Reverser

Reverse text, words, or line order.

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Text Tools

Duplicate Line Remover

Remove duplicate lines from text.

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Text Tools

Slug Generator

Generate URL-friendly slugs from text.

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Text Tools

Random Text Generator

Generate lorem ipsum or random placeholder text.

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Dev Tools

JSON Formatter

Format, validate, and minify JSON data.

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Dev Tools

JSON to CSV Converter

Convert JSON arrays to CSV format.

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Dev Tools

Base64 Encode/Decode

Encode or decode text to/from Base64.

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Dev Tools

URL Encode/Decode

Encode or decode URLs and query strings.

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Dev Tools

HTML Minifier

Minify HTML by removing comments and whitespace.

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Dev Tools

CSS Minifier

Minify CSS by removing comments and whitespace.

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Dev Tools

JS Minifier

Basic JavaScript minification.

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Dev Tools

Markdown Preview

Write markdown and preview rendered output live.

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Image Tools

Image Resizer

Resize images to specific dimensions.

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Image Tools

Image Cropper

Crop images with an interactive editor.

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Image Tools

Image Rotate/Flip

Rotate or flip images easily.

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Image Tools

Image Compressor

Compress images to reduce file size.

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Image Tools

Photo Collage

Combine multiple photos into a collage with grid layouts.

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Utilities

Typing Speed Test

Test your typing speed and accuracy in real time.

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Utilities

Weather & AQI

Check current weather and air quality for any city.

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Utilities

Text to PDF

Convert text content into a downloadable PDF document.

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Utilities

Merge PDF

Combine multiple PDF files into one document.

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Utilities

Password Generator

Generate strong, secure random passwords.

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Utilities

Stopwatch

Precision stopwatch with lap times.

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Utilities

PDF Tools

All-in-one PDF toolkit: Word to PDF, Image to PDF, PDF to Image, Compress & Protect.

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Utilities

Music Tools

Extract audio from video, make ringtones, speech to text, and add audio to video.

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How MultiToolify Helps You Work Faster

MultiToolify is built for practical daily workflows. Instead of switching between multiple websites, you can solve common text, image, developer, and calculator tasks in one place.

Fast and Simple

Clean interfaces and guided actions help users finish tasks quickly, even on mobile.

Built for Everyday Needs

From formatting data to preparing images and documents, tools are designed for real-world use cases.

Trust and Transparency

Policy pages, contact details, and structured content help users understand what each tool does before using it.

Popular Tools This Week

Recently Added Tools

  • Music Tools - Extract audio from video, make ringtones, speech to text, and add audio to video.
  • PDF Tools - All-in-one PDF toolkit: Word to PDF, Image to PDF, PDF to Image, Compress & Protect.
  • Stopwatch - Precision stopwatch with lap times.
  • Password Generator - Generate strong, secure random passwords.
  • Merge PDF - Combine multiple PDF files into one document.
  • Text to PDF - Convert text content into a downloadable PDF document.
  • Weather & AQI - Check current weather and air quality for any city.
  • Typing Speed Test - Test your typing speed and accuracy in real time.

Frequently Asked Questions

Are all tools on MultiToolify free to use?

Yes. Our tools are free for everyday use, and most do not require signup.

Do I need to install software to use these tools?

No. MultiToolify tools run directly in your browser on desktop and mobile devices.

Is my data stored when I use a tool?

Most tools process input in-browser. Review our Privacy Policy for complete details.

Which categories are available on the site?

You can browse calculators, text tools, developer tools, image tools, and utilities.

How can I request a new tool?

Use the Contact page and share your use case. We prioritize tools based on practical demand.