-
ASN Lookup
Identify and retrieve detailed information about Autonomous System Numbers (ASN), including organization names, countries, and assigned IP ranges. -
DNS Propagation Check
Verify the worldwide propagation of your DNS records across multiple global name servers and locations. -
Email Blacklist Check
Check if an email address, its domain, or its mail servers are listed in major DNSBL and anti-spam databases. -
IP Blacklist Check
Check if a domain or IP address is listed in major DNSBL (DNS-based Blackhole List) databases and other reputation services for suspicious activity. -
Website Technologies Check
Analyze a website to detect its tech stack, server configurations, SSL certificate details, and hosting provider. -
Website Status Checker
Check if any website is up or down instantly. Free online uptime checker. -
Online Ping from Multiple Location
Ping any host or IP. Measure latency & check connectivity from multiple locations. -
Traceroute Online Multiple Locations
Trace the route packets take to a host or IP from up to 8 locations. -
IP To Hostname
Convert IP address to hostname. Free reverse DNS lookup. -
Hostname To IP
Convert hostname to IP address. Free DNS lookup. -
IP Information
Get info about any IP address. Free IP info lookup. -
MX Lookup
MX record lookup for domain. Free MX lookup. -
User Agent Finder
Detect your browser user agent string. Free user agent lookup tool. -
Whats My IP
Find your public IP address instantly. Free IP lookup with location & ISP. -
DNS Lookup
DNS lookup for any domain. Free DNS records checker (A, AAAA, MX, etc.). -
Open Port Checker
Check if port is open. Free port checker & open port scanner. -
IP Subnet Calculator
IPv4 & IPv6 subnet calculator. Free subnet calculator (CIDR, range). -
HTML Entity Encode
Encode text to HTML entities. Free HTML entity encoder. -
HTML Entity Decode
Decode HTML entities to text. Free HTML entity decoder. -
URL Encoder
URL encode text for safe links. Free URL encoder. -
URL Decoder
Decode URL-encoded strings. Free URL decoder. -
Text to Binary
Convert text to binary code instantly. Free text to binary encoder. -
Binary to Text
Decode binary to text online. Free binary to text converter. -
Text to Base64
Encode text to Base64. Free Base64 encoder. -
Base64 to Text Decoder
Decode Base64 to text. Free Base64 decoder. -
ROT13 Encoder
Encode text to ROT13. Free ROT13 encoder. -
ROT13 Decoder
Decode ROT13, Caesar Shift, ROT18 and ROT47 text. Free ROT13 decoder. -
Unicode to Punycode
Convert Unicode to Punycode. Free IDN encoder. -
Punycode to Unicode
Convert Punycode to Unicode. Free IDN decoder. -
Encode Quoted Printable
Encode text to Quoted-Printable. Free QP encoder. -
Decode Quoted Printable
Decode Quoted-Printable text. Free QP decoder. -
HTML Code Editor
Online HTML editor with live preview. Free HTML code editor. -
JSON Viewer
View, format, and validate JSON data instantly within an interactive visual tree. -
Code Syntax Highlighter
Create beautiful, shareable images of your code snippets instantly. -
Regex Tester
Test your regular expressions in real-time with syntax highlighting and a cheatsheet. -
Cron Expression Generator
Easily build and understand cron job schedules with a human-readable description and cheatsheet. -
SQL Beautifier
Format & beautify SQL. Free SQL formatter. -
JSON to YAML
Convert JSON data to YAML format instantly. -
YAML to JSON
Convert YAML data to JSON format instantly. -
JSON to TSV
Convert JSON data to TSV format instantly. -
TSV to JSON
Convert TSV data to JSON format instantly. -
JWT Encoder \/ Decoder
Easily decode, verify, and encode JSON Web Tokens (JWT) directly from your browser. -
Video to GIF Converter
Convert your videos into high-quality GIFs instantly. -
Video to MP3 Converter
Extract high-quality audio from any video file instantly. -
Video Compressor
Compress your videos without losing quality. -
Audio Compressor
Reduce audio file size while maintaining clear sound quality. -
Video Converter
Convert between popular video formats instantly. -
Audio Converter
Convert between popular audio formats instantly. -
Video to Audio Converter
Extract high-quality audio from video in any format. -
Video to WebP Converter
Convert video clips into high-quality animated WebP files. -
Video to APNG Converter
Convert video clips into high-quality animated PNG (APNG) files. -
Video Trimmer
Trim and cut your videos instantly in the browser. -
Video Muter
Remove audio from any video file instantly. -
Video Speed Controller
Speed up or slow down your videos instantly. -
Video Rotate & Flip
Correct the orientation of your videos instantly. -
Audio Trimmer
Trim and cut your audio files instantly in the browser. -
Audio Merger
Combine multiple audio files into one instantly. -
Video Merger
Join multiple video clips into a single movie instantly. -
Video Watermarker
Add text or image watermarks to your videos with drag-and-drop positioning. -
Screen Recorder
Record your screen, webcam, or both directly in your browser. -
Audio Volume Booster
Increase the volume of your audio or video files by up to 500% without losing quality. -
Hardcode Subtitles Tool
Burn custom-styled subtitles directly into your video files with full control over colors, size, and position. -
Metadata (EXIF) Remover
Protect your privacy by stripping EXIF metadata from your images. -
QR Code Editor
Read, edit, and regenerate QR codes from images. -
Image Upscaler
Enhance and upscale images using AI directly in your browser. -
Image Rotate
Rotate images (90°, 180°). Free image rotator. -
Image to Grayscale
Convert image to grayscale. Free grayscale converter. -
Free Image Compressor - Reduce File Size without Losing Quality
Compress images to reduce file size. Free image compressor. -
Image Resizer
Resize images online. Free image resizer. -
QR Code Generator
Create QR codes free. Custom QR code generator for URLs & text. -
QR Code Reader
Scan & decode QR codes from image. Free QR code reader. -
Image to Base64
Convert image to Base64 string. Free image to Base64 encoder. -
JPG to PNG
Convert JPG to PNG. Free image format converter. -
JPG to WEBP Converter online
Convert JPG to WEBP. Free JPG to WebP converter. -
PNG to JPG
Convert PNG to JPG. Free PNG to JPEG converter. -
PNG to WEBP
Convert PNG to WEBP. Free PNG to WebP converter. -
WEBP to JPG
Convert WEBP to JPG. Free WEBP to JPEG converter. -
WEBP to PNG
Convert WEBP to PNG. Free WEBP to PNG converter. -
Image to Text OCR
Extract text from image (OCR). Free image to text converter. -
Image Censor
Blur, pixelate, or black out sensitive parts of photos. -
Image Filters
Apply filters to your images in real-time. -
Image Adjustment
Fine-tune image parameters like brightness, contrast, and saturation. -
Image Cropper
Select, crop, and download images with ease. -
JFIF to PNG
Convert JFIF images to PNG format instantly. -
JFIF to WEBP
Convert JFIF images to WEBP format quickly and securely. -
ICO to PNG
Convert ICO icons to high-quality PNG format. -
PNG to ICO
Convert PNG images to ICO icon format. -
SVG to PNG
Convert SVG vector files to PNG images instantly. -
SVG to WEBP
Convert SVG vector files to WEBP images instantly. -
SVG to JPG
Convert SVG vector files to JPG images instantly. -
SVG to ICO
Convert SVG vector files to ICO icons instantly. -
JPG to ICO
Convert JPG images to ICO icon format. -
WEBP to ICO
Convert WEBP images to ICO icon format. -
ICO to JPG
Convert ICO icons to JPG format instantly. -
ICO to WEBP
Convert ICO icons to WEBP format instantly. -
HEIC to PNG
Convert Apple HEIC photos to high-quality PNG images. -
HEIC to JPG
Convert Apple HEIC photos to high-quality JPG images instantly. -
HEIC to WEBP
Convert Apple HEIC photos to WEBP images instantly. -
TIFF to PNG
Convert TIFF images to PNG format instantly. -
TIFF to JPG
Convert TIFF images to JPG format instantly. -
Base64 to PNG
Convert Base64 strings back to PNG images instantly. -
Base64 to JPG
Convert Base64 strings to high-quality JPG images instantly. -
Image Merger
Combine multiple images together into a single vertical or horizontal image. -
Markdown To HTML
Convert Markdown to HTML. Free Markdown to HTML converter. -
HTML To Markdown Converter Online
Convert HTML code to clean Markdown online. Paste your HTML, generate Markdown instantly, and use the result for documentation, README files, blogs, or content migration. -
CSV To JSON
Convert CSV to JSON. Free CSV to JSON converter. -
JSON To CSV
Convert JSON to CSV. Free JSON to CSV converter. -
JSON To Xml
Convert JSON to XML. Free JSON to XML converter. -
XML To JSON
Convert XML to JSON. Free XML to JSON converter. -
HTML Minifier
Minify HTML to reduce file size & speed up pages. Free HTML minifier. -
CSS Minifier
Minify CSS to reduce size & improve load time. Free CSS minifier. -
JS Minifier
JS Compressor. Minify JavaScript to reduce file size. Free JS minifier. -
HTML Formatter
Instantly format, indent, and beautify unorganized HTML code. -
CSS Formatter
Format & beautify CSS code. Free CSS formatter. -
JS Formatter
Format & beautify JavaScript code. Free JS formatter. -
RGB To Hex
Convert RGB to Hex color code. Free RGB to Hex converter. -
Hex To RGB
Convert Hex to RGB color. Free Hex to RGB converter. -
Json Beautifier
Beautify & format JSON. -
Json Validator
Validate JSON syntax. Find errors and fix. Free validator. -
Timestamp Converter
Convert Unix timestamp to date and back. Free timestamp converter. -
HTTP-auth Generator
Generate .htpasswd and server configuration rules for Apache and Nginx HTTP Authentication. -
Htaccess to Nginx Converter
Convert .htaccess redirect rules and configurations to Nginx-ready syntax. -
Nginx to Htaccess Converter
Convert Nginx configuration rules and redirects to Apache .htaccess syntax. -
Microdata to JSON-LD
Convert HTML Microdata to valid JSON-LD schema format for better SEO and structured data management. -
Sitemap Generator
Generate full-fledged XML sitemaps recursively in real-time. -
AMP Validator
Validate your Accelerated Mobile Pages (AMP) for errors. -
Canonical URL Generator
Generate valid canonical tags to avoid duplicate content issues. -
Hreflang Tag Generator
Generate correct hreflang tags for your multi-language website. -
JSON-LD to Microdata Converter
Convert your Schema.org JSON-LD to HTML Microdata. -
JSON-LD Validator & Auto-Fixer
Validate, format, and fix your Schema.org JSON-LD code. -
Keyword Cloud & Density Heatmap
Analyze your website's content to find the most used keywords. -
Keyword Density & Content Semantic Analyzer
Analyze your content for keyword frequency, n-grams, and semantic structure to improve SEO ranking. -
PWA Compatibility Checker
Audit your website for Progressive Web App features. -
PWA Manifest Generator
Create a fully compliant Web App Manifest (manifest.json) for your Progressive Web App in seconds. -
Schema.org (JSON-LD) Generator
Generate structured data for your website using Schema.org JSON-LD format. -
Schema.org Entity Relationship Visualizer
Visualize and debug Schema.org JSON-LD entities and their relationships. -
SEO Analyzer
Analyze and get a score for your on-page SEO. -
SERP Simulator
Preview how your website appears in Google search results. -
Visual Site Crawler & Architecture Mapper
Crawl and visualize your website architecture and internal linking structure. -
Sitemap Visualizer
Visualize and analyze your XML sitemap structure. -
Social Analytics
Analyze the social media reach and total shares of any URL across popular platforms. -
SEO Tags Generator
Generate SEO & Open Graph meta tags for your website. Free tag generator. -
Twitter Card Generator
Generate Twitter Card meta tags. Free Twitter Card generator. -
Privacy Policy Generator
Generate privacy policy page. Free privacy policy generator. -
Terms of Service Generator
Generate Terms of Service page. Free ToS generator. -
Robots.txt Generator
Generate robots.txt for your site. Free robots.txt generator. -
HTACCESS Redirect Generator
Generate .htaccess redirects. Free 301\/302 redirect generator. -
Lorem Ipsum Generator
Generate Lorem Ipsum placeholder text. Words, sentences or paragraphs. -
HTML Tags Stripper
Remove HTML tags from text. Free HTML tag remover. -
JS Obfuscator
Obfuscate JavaScript to protect source code. Free JS obfuscator. -
Wheel Color Picker
Color picker with wheel. Free color picker (hex, RGB). -
Online SMTP Test
Test SMTP server. Free SMTP tester & mail server check. -
GZIP Compression Test
Test if Gzip compression is enabled. Free Gzip checker. -
Source Code Downloader
Download webpage source code. Free HTML source viewer. -
PDF to Word Converter
Convert your PDF files to editable Word Documents. -
Word to PDF Converter
Convert your Word Documents to portable PDF files natively. -
PDF to Image Converter
Convert your PDF documents into high-quality images instantly. -
Word to Image Converter
Convert your Word Documents into image files utilizing secure native processing. -
Word to HTML Converter
Convert your Word Documents directly into clean HTML files seamlessly. -
PDF to HTML Converter
Convert PDF text documents seamlessly into safely structured HTML pages. -
PDF to EPUB Converter
Extract PDF texts and package them into perfectly structured EPUB e-book formats natively. -
PDF to FB2 Converter
Convert PDF text streams into beautifully responsive FB2 e-book files natively. -
EPUB to PDF Converter
Convert complex e-Reader EPUB archives into universally readable PDF document formats. -
FB2 to PDF Converter
Render FictionBook FB2 formatting securely natively out into PDF layouts. -
FB2 to EPUB Converter
Convert FictionBook FB2 e-books into universally compatible EPUB archives. -
EPUB to FB2 Converter
Convert EPUB e-book archives into FictionBook FB2 XML format natively. -
AI Content Detector
Scan any document directly analyzing mathematical heuristics to evaluate ChatGPT or AI probability securely offline. -
AI-Ready Prompt Optimizer
Transform your messy thoughts into professional, high-performing AI prompts for ChatGPT, Claude, and Gemini. -
Alphabetical Line Sorter
Organize lists and text blocks by sorting lines alphabetically in ascending or descending order. -
Braille Translator
Instantly convert standard English text into Braille characters or translate Braille back into readable text. -
Fancy Unicode Text Generator
Convert standard text into stylish, decorative fonts using unique Unicode characters for social media and profiles. -
Grammar Checker
Find and fix spelling, grammar, and punctuation mistakes instantly. -
Text to Handwriting Converter
Transform digital text into realistic handwriting on lined notebook paper for a personal, hand-written aesthetic. -
Invisible Text Generator
Generate invisible text and zero-width characters for blank usernames, social media bios, or bypassing character limits. -
Keyword Extractor
Extract the most important keywords and phrases from your text instantly. -
Add\/Remove Line Numbers
Quickly add sequential numbers to your text lines or strip existing numbers from your content. -
Markdown to Text
Convert Markdown formatted content into clean, plain text by stripping all syntax and formatting. -
Morse Code Converter
Easily encode text into Morse code or decode Morse code back into plain, readable text. -
NATO Phonetic Converter
Convert text into the standard NATO phonetic alphabet for clear communication and spelling. -
Sentence & Paragraph Counter
Count sentences, paragraphs, words, and characters in your text with real-time analysis. -
SRT to VTT Converter
Easily convert SRT subtitle files to WebVTT format for web video compatibility. -
Text Diff Checker
Compare two pieces of text and visualize the differences instantly with side-by-side or inline views. -
Text Line Joiner
Merge multiple lines of text into a single line using a custom separator like a comma, semicolon, or space. -
Text Line Wrapper
Automatically wrap long lines of text at a specific character length for better readability and formatting. -
Text Similarity Checker
Compare two documents or text snippets to determine their percentage of similarity and differences. -
Text to ASCII Art
Transform your plain text into stylized ASCII art banners for use in comments, documentation, and social media. -
Text to List Converter
Convert comma-separated or line-separated text into formatted lists, including bullet points, numbered lists, and task lists. -
Text to Speech
Synthesize and download realistic voices into an offline MP3 audio file natively. -
VTT to SRT Converter
Convert WebVTT subtitle files to the widely supported SRT format for offline video players. -
Whitespace Normalizer
Clean up messy text by removing extra spaces, tabs, and empty lines while normalizing whitespace for better formatting. -
Text Cleaner
Clean and format text. Free text cleaner (extra spaces, line breaks). -
E-Mail Extractor
Extract email addresses from text. Free email extractor. -
URL Extractor
Extract URLs from text. Free link extractor. -
Word Count
Count words, characters & sentences in text. Free word counter tool. -
Text Separator
Split text by delimiter. Free text separator by character. -
Text To Slug
Convert text to URL slug. Free slug/permalink generator. -
Duplicate Lines Remover
Remove duplicate lines from text. Free duplicate line remover. -
Line Break Remover
Remove line breaks from text. Free line break remover. -
Text Replacer
Find and replace in text. Free search & replace tool. -
Text Reverser
Reverse text or string. Free text reverser. -
Word Density Counter
Word density & keyword frequency. Free word density tool. -
Palindrome Checker
Check if text is a palindrome. Free palindrome checker. -
Case Converter
Change text case: upper, lower, title. Free case converter. -
Randomize \/ Shuffle Text Lines
Randomize or shuffle lines of text. Free line randomizer. -
Text Repeater
Repeat text or string multiple times. Free text repeater. -
Paste & Share Text
Paste & share text online. Free temporary pastebin. -
E-Mail Validator
Validate email addresses. Free email validation (single or bulk). -
Random Number Generator
Generate random numbers. Free RNG with min/max and count. -
Password Generator
Generate strong random passwords. Free secure password generator. -
Password Strength Test
Check password strength. Free password strength checker. -
MD5 Generator
Generate MD5 hash from text. Free MD5 checksum tool. -
SHA Generator
Generate SHA-256 & SHA-512 hashes. Free SHA hash generator. -
Bcrypt hash generator for developers
Generate Bcrypt password hashes. Free Bcrypt hasher. -
Hash Generator
Generate multiple hash types (MD5, SHA, etc.). Free hash generator. -
UUIDv4 Generator
Generate UUID v4. Free random UUID generator. -
Security Headers Auditor
Audit the security headers of any website for better SEO and protection. -
Security Headers & Web Firewall (WAF) Auditor
Audit your website for security headers, detect Web Firewalls (WAF), and improve your site's protection. -
Safe Browsing Checker
Check if a website is safe to visit and free from malware. -
Email Header Decoder
Parse raw email headers into a human-readable format to analyze sender info, routing hops, and security flags. -
CSP Header Generator
Create secure Content Security Policy (CSP) headers for your website. -
Security.txt Generator
Create a security.txt file to help researchers report vulnerabilities. -
Google Dorking Assistant
Generate advanced Google search queries for security reconnaissance. -
IDN\/Punycode Phishing Detector
Identify domain homograph attacks using Punycode and Unicode characters. -
CVE Lookup Tool
Search and analyze Common Vulnerabilities and Exposures (CVE) details. -
SSH Config Generator
Create professional SSH client configuration files for easy server access. -
AES-256 Encryption\/Decryption
Securely encrypt and decrypt text using the industry-standard AES-256 algorithm. -
Random Secret Key Generator
Generate high-entropy random keys for APP_KEY, JWT secrets, and secure application credentials. -
Browser Fingerprint Audit
Analyze your browser's unique fingerprint and identify potential privacy leaks. -
DNS Leak Tester
Check if your DNS queries are leaking and identifying your true location. -
Subdomain Finder
Discover subdomains for any domain using public records and certificates. -
HTTP Methods Auditor
Check which HTTP methods are enabled on a server to identify potential security risks. -
WebRTC Leak Test
Check if your real IP address is leaking through WebRTC. -
Storage unit converter KB to GB
Convert storage units (KB, MB, GB, TB). Free converter. -
Length Converter
Convert length units (m, ft, in, km, mi). Free length converter. -
Speed Converter
Convert speed units (kph, mph, m/s). Free speed converter. -
Temperature Converter
Convert temperature (C, F, K). Free temp converter. -
Weight Converter
Convert weight units (kg, lb, oz). Free weight converter. -
Angle Converter
Convert between angle units like Degrees, Radians, Gradians, and Circles. -
Area Converter
Convert between area units like Square Metres, Acres, Hectares, and Square Feet. -
Capacitance Converter
A precise tool to convert between various capacitance units like Farads, Microfarads, and Picofarads. -
Current Converter
A comprehensive tool to convert between various electrical current units like Amperes, Milliamperes, and more. -
Density Converter
A versatile tool to convert between various density units like Kilograms per cubic metre, Grams per cubic centimetre, and Pounds per cubic foot. -
Energy Converter
Convert between energy units like Joules, Calories, and BTUs. -
Force Converter
A fundamental tool to convert between force units like Newtons, Pound-force, and Kilogram-force. -
Frequency Converter
Convert between frequency units like Hertz, Kilohertz, and Megahertz. -
Fuel Consumption Converter
Convert between fuel efficiency units like MPG and Litres per 100km. -
Illuminance Converter
A precise tool to convert between various illuminance units like Lux, Foot-candles, and Phots. -
Luminance Converter
A specialized tool to convert between luminance units like Candela per square metre (nits), Stilbs, and Lamberts. -
Pace Converter
Convert between pace units like Minutes per Kilometre and Minutes per Mile. -
Power Converter
Convert between power units like Watts, Horsepower, Kilowatts, and BTUs per hour. -
Pressure Converter
Convert between pressure units like Pascals, PSI, Bar, and Atmospheres. -
Time Converter
Convert between time units like Seconds, Minutes, Hours, Days, and Weeks. -
Torque Converter
Convert between torque units like Newton-metres and Pound-feet. -
Viscosity Converter
A specialized tool to convert between various dynamic viscosity units like Pascal-seconds, Poise, and Centipoise. -
Voltage Converter
A comprehensive tool to convert between various voltage units like Volts, Millivolts, Kilovolts, and more. -
Volume Converter
Convert between volume and capacity units like Litres, Gallons, Cubic Metres, and Millilitres. -
Domain Generator
Generate domain name ideas from keywords. Free domain generator. -
Domain WHOIS Lookup
WHOIS lookup for any domain. Free domain WHOIS checker. -
URL Parser
Parse URL into parts. Free URL parser (protocol, host, path, query). -
SSL Checker
Check SSL certificate of any website. Free SSL/TLS checker. -
HTTP Headers Parser
View HTTP headers of any URL. Free HTTP headers checker. -
URL Unshortener
Expand shortened URLs to see real destination. Free URL unshortener. -
Redirect Checker
Check URL redirects (301, 302). Free redirect checker. -
HTTP Status Code Checker
Check HTTP status code of any URL. Free status code checker. -
English to GenZ Converter
Transform your standard English text into Gen Z slang and internet culture speak. -
Fake Identity Generator
Instantly generate comprehensive random personas including names, addresses, and bios for testing or creative use. -
Leet Speak Converter
Transform your text into \\\1337\\\ speak by replacing standard characters with numbers and symbols. -
Zodiac Sign Finder
Discover your zodiac sign, elemental nature, and ruling planet based on your date of birth. -
Glitch Text Generator
Zalgo \/ glitch text generator. Free creepy text maker. -
Bubble Text Generator
Bubble text generator. Free bubble letters (circles). -
Upside Down Text Generator
Flip text upside down. Free upside down text converter. -
Currency Converter
Convert currencies. Free currency converter with live rates. -
Dice Roller
Roll dice online. Free dice roller (d6, d20, custom). -
Virtual Coin Flip
Flip a coin online. Free heads or tails coin flip. -
Aim Trainer
Aim trainer game. Free browser aim practice. -
Age Calculator
Calculate age from birth date. Free age calculator. -
Between Dates Calculator
Days between two dates. Free date difference calculator. -
BMI Calculator
Calculate BMI from height & weight. Free BMI calculator. -
Profit Calculator
Compound interest & profit calculator. Free compound growth calculator. -
Interest Calculator
Calculate interest on loan or amount. Free interest calculator. -
GPA Calculator
Calculate your GPA online by entering your courses, credit hours, and grades. -
Aspect Ratio Calculator
Calculate the aspect ratio of any image or video, or scale dimensions while maintaining a fixed ratio. -
Binary Operations Calculator
Perform arithmetic operations on binary numbers (Add, Subtract, Multiply, Divide) with instant conversion to decimal and hex. -
Calorie (BMR) Calculator
Estimate your daily calorie needs based on your Basal Metabolic Rate (BMR) and activity level using the Mifflin-St Jeor equation. -
Decimal to Fraction Calculator
Convert any decimal number into its simplest fraction form, including mixed numbers and improper fractions. -
Electricity Cost Calculator
Calculate the estimated cost of running any household appliance based on its wattage and your local energy rates. -
Loan (EMI) Calculator
Calculate Equated Monthly Installments (EMI) for any loan with detailed interest and total payment breakdowns. -
Macronutrient Calculator
Break down your daily calorie goal into Protein, Carbohydrates, and Fats based on your fitness goals. -
Ohm's Law Calculator
Calculate Voltage, Current, Resistance, and Power instantly by entering any two known values. -
Password Entropy Calculator
Measure the mathematical strength of your passwords using bit entropy to determine how resistant they are to brute-force attacks. -
Percentage Calculator
Calculate percentages, percentage increases, and percentage decreases instantly with this versatile mathematical tool. -
Pet Real Age Calculator
Calculate your pet's equivalent human age using scientifically-backed aging curves for dogs and cats. -
RAID Calculator
Calculate usable capacity, fault tolerance, and efficiency for RAID 0, 1, 5, 6, 10, 50, and 60 arrays. -
Real Disk Space Calculator
See how much usable space a hard drive or SSD actually gives you versus the capacity printed on the box. -
Readability Score Calculator
Analyze text readability and complexity using industry-standard formulas like Flesch-Kincaid and Gunning Fog. -
Sales Tax \/ GST Calculator
Quickly calculate the total price including tax or extract the tax amount from a gross total. -
Standard Deviation Calculator
Calculate the sample and population standard deviation, variance, and mean for a set of numbers. -
Time Duration Calculator
Calculate the exact time difference between two dates and times with detailed breakdowns. -
Tip Calculator
Quickly calculate tips and split bills among friends with real-time per-person breakdowns. -
Count Down Timer
Countdown timer. Free online countdown (hours, minutes, seconds). -
Stop Watch
Online stopwatch. Free stopwatch & lap timer. -
Scientific Calculator
Scientific calculator online. Free with trig, log, etc. -
World Clock
World clock & time zones. Free time zone converter. -
What is My Browser
What browser am I using? Free browser detection. -
Credit Card Validator
Validate credit card number (Luhn). Free card validator. -
Date Picker Calendar
Date picker & calendar. Pick date and year. -
YouTube Thumbnail Downloader
Download YouTube video thumbnails. Free thumbnail downloader.
Online SMTP Test
Test SMTP server. Free SMTP tester & mail server check.
Online SMTP Test
Test SMTP server connection and send test email. Free for admins and devs.
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