A Complete Suite of Online Tools for Every Need
OnlineTools provides a comprehensive collection of free, browser-based utilities that cater to a wide variety of professional and personal needs. Whether you're a developer, designer, content creator, or simply someone looking to streamline everyday tasks, our platform offers powerful solutions that work entirely in your browser—no downloads or installations required.
🔢 Calculators (22 Tools)
- Basic Calculator - Addition, subtraction, multiplication, division
- Scientific Calculator - Advanced mathematical functions (trigonometry, logarithms, exponents, etc.)
- BMI Calculator - Calculate Body Mass Index with weight, height, and unit options
- Age Calculator - Calculate age based on birthdate
- Percentage Calculator - Calculate percentages, percentage increase/decrease
- Discount Calculator - Calculate discounts and final prices
- EMI Calculator - Calculate Equated Monthly Installments for loans
- Loan Calculator - Calculate loan amounts, interest rates, and repayment schedules
- Tip Calculator - Calculate tips based on bill amount and percentage
- GPA/CGPA Calculator - Calculate GPA or CGPA for students
- Calories Burned Calculator - Estimate calories burned based on activity, duration, and weight
- Pregnancy Due Date Calculator - Estimate due date based on the last menstrual period
- Body Fat Calculator - Calculate body fat percentage using height, weight, and other metrics
- Currency Converter - Convert between currencies using real-time exchange rates
- Time Zone Converter - Convert time between different time zones
- Speed Converter - Convert speed units (e.g., km/h to mph)
- Temperature Converter - Convert between Celsius, Fahrenheit, and Kelvin
- Unit Converter - Convert units of length, weight, volume, etc.
- Compound Interest Calculator - Calculate compound interest over time
- Mortgage Calculator - Calculate mortgage payments, interest, and amortization
- Tax Calculator - Calculate taxes based on income and deductions
🔍 SEO & Web Tools (22 Tools)
- Meta Tag Generator - Generate meta tags for SEO optimization
- Keyword Density Checker - Analyze keyword density in a given text
- Word Counter - Count words and characters in a text
- Character Counter - Count characters, spaces, and paragraphs
- Plagiarism Checker - Check for duplicate content using an API
- URL Shortener - Shorten long URLs
- QR Code Generator - Generate QR codes for links, text, emails, SMS, Wi-Fi, PDFs, etc.
- QR Code Scanner - Scan QR codes using the device camera
- Base64 Encoder/Decoder - Encode/decode text or files to/from Base64
- MD5 Hash Generator - Generate MD5 hashes for text
- SHA256 Hash Generator - Generate SHA256 hashes for text
- IP Address Lookup - Retrieve details about an IP address
- DNS Lookup - Perform DNS queries
- WHOIS Lookup - Retrieve domain registration details
- HTTP Header Checker - Check HTTP headers of a URL
- Redirect Checker - Check for URL redirects
- Robots.txt Generator - Generate robots.txt files for websites
- Sitemap Generator - Generate XML sitemaps for websites
- Website Uptime Checker - Monitor website uptime
- Ping Test Tool - Ping a domain or IP address
- Broken Link Checker - Check for broken links on a website
🖼 Image & File Tools (13 Tools)
- Image Resizer - Resize images to specific dimensions
- Image to Base64 Converter - Convert images to Base64 strings
- Image Compressor - Compress images to reduce file size
- Image Cropper - Crop images to desired dimensions
- Text to Image Converter - Convert text into an image
- Online Image Editor - Basic image editing tools (rotate, flip, adjust brightness, etc.)
- Watermark Adder - Add watermarks to images
- Convert PNG to JPG/JPG to PNG - Convert image formats
- PDF to Image Converter - Convert PDF pages to images
- PDF Merger - Merge multiple PDF files into one
- PDF Splitter - Split PDF files into individual pages
- Online File Converter - Convert files between formats (DOCX to PDF, PPT to PDF, etc.)
- Text File to PDF Converter - Convert text files to PDF
🎮 Fun & Entertainment Tools (10 Tools)
- Random Generator - Generate random numbers, names, and more
- Dice Roller - Simulate dice rolls
- Name Picker Wheel - Spin a wheel to pick a random name
- Spin the Wheel - Create custom spin-the-wheel games
- Truth or Dare Generator - Generate random truth or dare questions
- Riddle Generator - Generate random riddles
- Joke Generator - Generate random jokes
- Meme Generator - Create custom memes
- Fortune Cookie Generator - Generate random fortunes
- Horoscope Generator - Generate daily horoscopes
📜 Text & Content Tools (Multiple Tools)
- Random Password Generator - Generate secure random passwords
- Random Username Generator - Generate random usernames
- Fancy Text Generator - Convert text to stylish fonts
- Text Case Converter - Convert text to uppercase, lowercase, or title case
- Reverse Text Generator - Reverse text strings
- Text to Binary Converter - Convert text to binary code
- Morse Code Encoder/Decoder - Encode/decode text to/from Morse code
- JSON Formatter & Validator - Format and validate JSON data
- HTML Minifier - Minify HTML code
- CSS Minifier - Minify CSS code
- JavaScript Minifier - Minify JavaScript code
- Lorem Ipsum Generator - Generate placeholder text
- Text Summarizer - Summarize long text into shorter versions
- Speech to Text Converter - Convert speech to text using the device microphone
- Text to Speech Converter - Convert text to speech
🌐 Network & IP Tools (7 Tools)
- IP Address Lookup - Lookup IP address information and location
- Subnet Calculator - Calculate subnet masks and ranges
- MAC Address Finder - Retrieve MAC address details
- Port Scanner - Scan open ports on a domain or IP
- Email Validator - Validate email addresses
- Blacklist Checker - Check if an IP or domain is blacklisted
- Network Speed Test - Test your internet connection speed
🎵 Audio & Video Tools (7 Tools)
- MP3 Cutter - Cut and trim MP3 audio files
- Audio to Text Converter - Convert audio files to text
- Audio Converter - Convert audio files between different formats
- YouTube Video Downloader - Download YouTube videos
- YouTube Thumbnail Downloader - Download YouTube video thumbnails
- Video to GIF Converter - Convert video clips to GIFs
- Online Voice Recorder - Record and save audio clips
🔑 Security & Encryption Tools (4 Tools)
- Password Strength Checker - Check the strength of passwords
- Two-Factor Authentication (2FA) Generator - Generate 2FA codes
- Encryption & Decryption Tool - Encrypt/decrypt text using AES, RSA, etc.
- Hash Generator - Generate MD5, SHA1, SHA256 hashes
📊 Data & Analytics Tools (5 Tools)
- JSON to CSV Converter - Convert JSON data to CSV format
- CSV to JSON Converter - Convert CSV files to JSON format
- File Size Calculator - Calculate and convert file sizes between different units
- Data Formatter - Format and clean data for better readability
- Data Validator - Validate and verify data integrity and format
All our tools are designed with privacy in mind—your data never leaves your browser, ensuring complete confidentiality. With no registration required and no hidden fees, OnlineTools is your go-to destination for quick, reliable, and secure online utilities.