Free Online Tools & Utilities
40+ free utilities for everyday tasks — calculators, text tools, developer tools, and image tools. Fast, free, and no signup required.
All Tools
BMI Calculator
Calculate your Body Mass Index instantly.
Age Calculator
Calculate your exact age in years, months, and days.
Percentage Calculator
Calculate percentages with multiple modes.
EMI Calculator
Calculate your Equated Monthly Installment.
Loan Calculator
Calculate monthly loan payments and total interest.
Interest Calculator
Calculate simple and compound interest.
BMR Calculator
Calculate your Basal Metabolic Rate and TDEE.
Calories Calculator
Calculate daily calorie needs based on your goal.
Body Fat Calculator
Estimate your body fat percentage using the US Navy method.
Ideal Weight Calculator
Find your ideal body weight using multiple formulas.
Scientific Calculator
Advanced calculator with scientific functions.
Unit Converter
Convert between units of length, weight, temperature, and more.
Pregnancy Calculator
Calculate your due date, current week, trimester, and baby milestones.
Ovulation Calculator
Track your fertile window, ovulation date, and period cycle.
Word Counter
Count words, characters, sentences, and paragraphs.
Character Counter
Count characters with detailed breakdown.
Case Converter
Convert text between different cases.
Remove Extra Spaces
Remove extra whitespace from your text.
Text Sorter
Sort lines alphabetically, by length, or randomly.
Text Reverser
Reverse text, words, or line order.
Duplicate Line Remover
Remove duplicate lines from text.
Slug Generator
Generate URL-friendly slugs from text.
Random Text Generator
Generate lorem ipsum or random placeholder text.
JSON Formatter
Format, validate, and minify JSON data.
JSON to CSV Converter
Convert JSON arrays to CSV format.
Base64 Encode/Decode
Encode or decode text to/from Base64.
URL Encode/Decode
Encode or decode URLs and query strings.
HTML Minifier
Minify HTML by removing comments and whitespace.
CSS Minifier
Minify CSS by removing comments and whitespace.
JS Minifier
Basic JavaScript minification.
Markdown Preview
Write markdown and preview rendered output live.
Image Resizer
Resize images to specific dimensions.
Image Cropper
Crop images with an interactive editor.
Image Rotate/Flip
Rotate or flip images easily.
Image Compressor
Compress images to reduce file size.
Photo Collage
Combine multiple photos into a collage with grid layouts.
Typing Speed Test
Test your typing speed and accuracy in real time.
Weather & AQI
Check current weather and air quality for any city.
Text to PDF
Convert text content into a downloadable PDF document.
Merge PDF
Combine multiple PDF files into one document.
Password Generator
Generate strong, secure random passwords.
Stopwatch
Precision stopwatch with lap times.
PDF Tools
All-in-one PDF toolkit: Word to PDF, Image to PDF, PDF to Image, Compress & Protect.
Music Tools
Extract audio from video, make ringtones, speech to text, and add audio to video.
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
- BMI Calculator - Calculate your Body Mass Index instantly.
- Age Calculator - Calculate your exact age in years, months, and days.
- Percentage Calculator - Calculate percentages with multiple modes.
- EMI Calculator - Calculate your Equated Monthly Installment.
- Loan Calculator - Calculate monthly loan payments and total interest.
- Interest Calculator - Calculate simple and compound interest.
- BMR Calculator - Calculate your Basal Metabolic Rate and TDEE.
- Calories Calculator - Calculate daily calorie needs based on your goal.
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.
