All Tools

All tools used by most of our users

mp3 compressor

utils
A high-performance in-browser audio converter supporting MP3 and WAV input with adjustable bitrate, real-time progress tracking, and LAME.js-powered encoding via Web Workers. Features drag-and-drop upload, instant audio preview, output file comparison.

body fat calculator

utils
A tool that calculates body fat percentage using the U.S. Navy formula. It supports metric and imperial units, shows fat and lean mass, and adjusts for gender and units to help track body composition.

pregnancy conception calculator

utils
Pregnancy Due Date and Development Calculator

billionaires

utils
An interactive tool for exploring the world's wealthiest individuals with live search, category filters (e.g., women, young, self-made), and detailed profile views.

click speed test

utils
Measures how many times a user can click within a selected time duration. Calculates and displays the clicks per second (CPS) along with a rank. Includes retry functionality and theme toggle (dark/light).

dictionary

utils
A dictionary tool that loads and searches definitions from a cached or online source. It displays random words on load, allows live search, and shows definitions with parts of speech if available.

earthquakes

utils
A live earthquake data explorer tool that fetches and displays real-time seismic activity using the USGS API. Users can search earthquakes by date, magnitude, and location, view sorting options, toggle detail views with links to tectonic context, and explore mapped locations via Google Maps.

fake hacker typing

utils
An interactive hacker-style typing simulation with customizable speed, themes, cursor style, and dynamic access granted/denied popups based on typing thresholds. Includes status messages and UI toggle panel.

flashcard maker and viewer

utils
A dynamic flashcard creation and study app with dual maker/viewer modes, rich text editing, local storage support, dark/light themes, and the ability to export cards as high-quality PNG images in a ZIP file.

ip address checker

utils
An interactive IP and domain lookup tool with real-time geolocation, DNS resolution, ISP and proxy detection, and dynamic Leaflet-based map visualization. Supports IP address, domain name, or location input with status overlays, multiple data provider fallback.

open library

utils
A dynamic Open Library-powered book search app with real-time querying, random discovery, detailed previews, and graceful fallback handling. Features include cover art display, responsive modal previews,

periodic table

utils
An interactive periodic table app powered by real-time JSON data from GitHub. It features dynamic category-based filtering, live search, responsive element detail pane, animated Bohr model visualization,

qr code generator

utils
highly customizable QR code generator with real-time UI controls, logo embedding

qr code scanner

utils
QR Code Scanner and Analyzer Widget, designed for use in modern web applications. It offers two primary modes: live camera scanning and image upload analysis.

quiz

utils
a quiz app for all quiz

random password generator

utils
Builds strong passwords based on selected character types (uppercase, lowercase, numbers, symbols),

recipes

utils
This JavaScript tool fetches and manages a collection of recipes with interactive filtering by search terms, favorites, and ingredient selection. It features a sidebar, modal recipe details, a cook-along stepper, ingredient analytics, and a persistent shopping list stored in localStorage. The app supports dynamic ingredient filtering, recipe favoriting, and responsive UI elements optimized for desktop and mobile.

sleep calculator

utils
This Sleep Calculator helps users determine optimal sleep and wake-up times based on sleep cycles, aiming to improve rest quality. It calculates recommended sleep times by considering typical 90-minute sleep cycles and time to fall asleep. The tool provides wake-up time suggestions if the user inputs their bedtime, or ideal bedtimes if they specify a wake-up time, including customizable cycle counts.

tower of hanoi

utils
This Tower of Hanoi tool visually simulates the classic recursive puzzle where disks are moved between rods following specific rules. Users can specify the number of disks, and the tool demonstrates the step-by-step solution using animation or text output, helping learners understand recursion and algorithmic problem-solving.

typing test

utils
This Typing Test tool measures typing speed and accuracy in real-time. Users type randomly generated or custom text passages, and the tool calculates words per minute (WPM), characters per minute (CPM), error rate, and time elapsed. It provides instant feedback, performance stats, and optionally highlights mistakes for skill improvement.

weather

utils
This Weather tool fetches real-time weather data based on the user's location or a searched city. It displays current conditions such as temperature, humidity, wind speed, and weather status using a clean, responsive interface. It supports dynamic icons, unit toggling (Celsius/Fahrenheit), and optional hourly or weekly forecasts.

wiki explorer

utils
The Wiki Explorer tool allows users to search and browse Wikipedia articles seamlessly. It features instant search suggestions, dynamic result loading, and clean article previews. Users can explore summaries, navigate internal links, and optionally open full articles in a new tab — all within a minimal, distraction-free interface.

world map quiz

utils
The World Map Quiz tool challenges users to identify countries

convert numbers to words and words to numbers

text tools
Instantly converts numeric values into words and vice versa for better readability or data formatting.

count punctuation usage

text tools
Analyzes and counts punctuation marks in any input text for writing analysis or formatting.

duplicate sentence detector

text tools
Detects identical sentences within a block of text to eliminate redundancy.

duplicate word finder

text tools
Highlights and lists all duplicate words in a text for error correction or style improvement.

fuzzy text matcher

text tools
Finds similar text entries using fuzzy matching for typo detection or approximate comparison.

indent or unindent

text tools
Adjusts indentation level of any input text or code for cleaner formatting.

json to text

text tools
Extracts plain text from JSON input for readability or lightweight exports.

keyword density checker

text tools
Calculates the frequency and percentage of keyword usage in a body of text for SEO and content analysis.

lexical density analyzer

text tools
Measures the richness of vocabulary by comparing content words to function words.

list manipulator

text tools
Offers various operations on lists such as sorting, reversing, deduplication, and reformatting.

longest shortest word finder

text tools
Identifies the longest and shortest words in any given text.

palindrome checker

text tools
Checks whether a given word or sentence is a palindrome.

random quote generator

text tools
Displays random quotes from a curated list to inspire or entertain.

random text generator

text tools
Produces random text snippets for mockups, filler, or testing purposes.

readability score calculator

text tools
Evaluates and scores the readability of text using standard readability formulas.

regex tester

text tools
Tests and debugs regular expressions on sample input strings.

remove duplicates

text tools
Removes all duplicate lines or entries from the given text.

remove extra spaces

text tools
Cleans up extra spaces from input text—between words, lines, or at ends.

remove line breaks

text tools
Joins broken lines into continuous text while optionally preserving paragraphs.

scramble unscramble text

text tools
Randomizes or restores the order of characters or words for fun or puzzles.

simple grammer checker

text tools
Performs basic grammar checks on input text to detect common mistakes.

simple html to text

text tools
Removes all HTML tags and converts the input into plain text.

simple xml to text

text tools
Extracts readable text from structured XML input.

text case converter

text tools
Converts text to various cases like UPPERCASE, lowercase, Title Case, or Sentence case.

text difference checker

text tools
Compares two blocks of text and highlights the differences between them

text encryptor

text tools
Encrypts and decrypts input text using basic reversible methods to demonstrate text obfuscation or secret messaging.

text line wrapper

text tools
Wraps long lines of text into multiple lines based on a specific character count or word limit for better layout control.

text reverser

text tools
Reverses the order of characters or words in a given text for fun, puzzles, or simple transformation needs.

text splitter

text tools
Splits input text into parts based on words, characters, lines, or custom delimiters to aid in data formatting or processing.

text statistics generator

text tools
Generates detailed statistics about a given text including character, word, and sentence counts to help evaluate writing structure.

text string to json

text tools
Converts structured plain text into JSON format, automatically detecting keys and values for easy API or data use.

text to ascii

text tools
Converts input text into ASCII values to help understand encoding or inspect character-level data.

text to html

text tools
Converts plain text into HTML-formatted output with basic tags like paragraphs, line breaks, or bold/italic styling.

text to morse code converter

text tools
Converts text into Morse code and back, using dots and dashes to simulate the classic communication method.

text to unicode converter

text tools
Translates each character of input text into its Unicode code point value for encoding, debugging, or multilingual work.

text to xml

text tools
Converts input text into structured XML format using automatic or customizable tags for data transformation or display.

vowel and consonants counter

text tools
Counts the number of vowels and consonants in a given text to analyze sound balance or writing structure.

word counter

text tools
Counts the number of words in a text input to help meet length requirements or track writing volume.

angle converter

num
Converts angles between degrees and radians.

area calculator

num
Calculates area of common geometric shapes.

array analyzer

num
Analyzes arrays to find stats like mean, median, mode, etc.

auto loan calculator

num
Calculates monthly payments and interest for auto loans.

basic calculator

num
Performs basic arithmetic operations.

calorie calculator

num
Estimates daily calorie needs based on user profile.

central tendency calculator

num
Calculates mean, median, and mode of values.

cm to inches

num
Converts centimeters to inches and vice versa.

credit card number validator

num
Validates credit card numbers using Luhn's algorithm.

dice roller

num
Simulates rolling dice for games or random outcomes.

divisibility checker

num
Checks if a number is divisible by another.

energy converter

num
Converts between energy units like joules, kWh, and BTUs.

flip a coin

num
Simulates flipping a coin for heads or tails.

force converter

num
Converts force between units such as newtons, lbf, and dynes.

fraction calculator

num
Performs calculations and simplifications with fractions.

fuel consumption converter

num
Converts between fuel economy units like MPG and L/100km.

gpa calculator

num
Calculates GPA from grades and credits.

grade calculator

num
Converts numeric marks to letter grades and calculates averages.

hcf calculator

num
Finds the highest common factor of two or more numbers.

iban or upi validator

num
Validates IBAN or UPI codes for banking and transfers.

interest calculator

num
Calculates simple and compound interest for loans or investments.

lcm calculator

num
Finds the least common multiple of two or more numbers.

matrix vector calculator

num
Solves matrix and vector operations including multiplication, inverse, and dot product.

number bases calculator

num
Performs arithmetic and calculations in various number bases.

number bases converter

num
Converts numbers between binary, decimal, octal, and hexadecimal.

number classifier

num
Classifies numbers as prime, composite, odd, even, perfect, or square.

number formatter

num
Formats numbers with commas, rounding, decimals, or scientific notation.

number guessing game

num
A fun interactive game to guess a randomly generated number.

number sorter

num
Sorts a list of numbers in ascending or descending order.

number table generator

num
Generates customizable number tables (e.g., multiplication, sequences).

number to words converter

num
Converts numbers into words (e.g., 123 → one hundred twenty-three).

percentage calculator

num
Calculates percentages, percent changes, and percentage of totals.

percentile and quartile calculator

num
Calculates percentiles, quartiles, and interquartile range of data sets.

power converter

num
Converts between units of power like watts, horsepower, BTU/hr, and kW.

pressure converter

num
Converts units of pressure like pascal, bar, atm, psi, and torr.

probability calculator

num
Calculates probability of simple and compound events.

random number generator

num
Generates random numbers within a given range or quantity.

rock paper scissors

num
Simulates the classic Rock-Paper-Scissors game online.

roi and profit calculator

num
Calculates return on investment and net profit from cost and revenue.

roman numeral converter

num
Converts between Roman numerals and decimal numbers.

scientific calculator

num
Performs scientific calculations including trig, logs, and powers.

unit converter

num
Converts units across categories like length, mass, temperature, and more

variability calculator

num
Calculates statistical measures of variability such as range, variance, standard deviation, and interquartile range to assess the spread and consistency in a dataset.

bulk image resizer

image tools
Resize multiple images at once by setting custom dimensions, maintaining aspect ratio, and optimizing for web use.

draw insert signature

image tools
Draw and insert a digital signature using your mouse or touchpad for documents and forms.

generate insert signature

image tools
Generate a typed signature with various font styles and instantly insert it into images or documents.

image aspect ratio

image tools
Calculate or convert image aspect ratios to maintain proper proportions during resizing or editing.

image black and white

image tools
Instantly convert images to black and white (grayscale) with optional intensity controls.

image collage

image tools
Create a custom photo collage by combining multiple images into one layout with adjustable grid styles.

image compare

image tools
Compare two images side-by-side or with a slider to highlight differences or changes.

image compressor

image tools
Compress images to reduce file size while preserving quality, perfect for web uploads and faster sharing.

image converter

image tools
Convert images from one format to another (JPG, PNG, WebP, BMP, etc.) instantly and in bulk.

image editor

image tools
Edit images directly in the browser with tools for cropping, rotating, filters, annotations, and more.

image resizer

image tools
Resize a single image by setting new dimensions with options to lock aspect ratio or fit specific requirements.

image to tiles

image tools
Split an image into smaller tiles (rows and columns) for design, puzzles, or web purposes.

image watermark

image tools
Add text or logo watermarks to images to protect or brand them before sharing or publishing.

passport photo maker

image tools
Create passport or visa-sized photos with proper dimensions and optional background removal for various countries.

website mockup generator

image tools
Generate clean device mockups of websites or screenshots for portfolio display or client presentation.

country info

geo
View detailed information for any country, including population, currency, capital, time zone, area, and flag.

country

geo
Convert between ISO country codes and full country names or browse country listings easily.

world map quiz

geo
Interactive world map quiz to test your knowledge of country names, locations, flags, and capitals.

break even point calculator

finance
Calculate the break-even point where your revenues equal your costs, essential for pricing and business planning.

budget planner tool

finance
Plan monthly budgets, categorize expenses, and track savings to manage personal or household finances.

compound annual growth rate calculator

finance
Calculate the Compound Annual Growth Rate (CAGR) for investments over multiple years.

credit card number validator

finance
Validate a credit card number using the Luhn algorithm to check for correct structure and type.

credit card payoff calculator

finance
Plan and calculate how long it will take to pay off credit card debt with interest included.

crypto converter

finance
Convert between cryptocurrencies and fiat currencies using real-time exchange rates.

currency arbitrage finder

finance
Detect profitable currency arbitrage opportunities between multiple currencies using real-time data.

currency formatter

finance
Format numbers into readable currency strings with symbols, separators, and localized notation.

dividend yield calculator

finance
Calculate the dividend yield of a stock based on its market price and annual dividend payout.

emi calculator

finance
Calculate your Equated Monthly Installments (EMI) based on loan amount, interest, and tenure.

financial goal tracker

finance
Track progress toward personal financial goals with visual progress and target tracking.

iban or upi validator

finance
Validate IBAN or UPI codes for structure and format correctness before making international or domestic transfers.

income tax calculator

finance
Estimate your income tax liability based on salary, deductions, and applicable tax brackets.

interest calculator

finance
Calculate simple or compound interest earned or paid over time on investments or loans.

interest rate converter

finance
Convert interest rates between different time periods (e.g., monthly to annual) or types (APR ↔ EAR).

live currency converter

finance
Convert currencies using live exchange rates across hundreds of global currencies.

loan calculator

finance
Estimate monthly repayments, total interest, and loan schedules for any loan type.

number to currency words

finance
Convert numeric amounts into full currency words (e.g., 1234 → “One Thousand Two Hundred Thirty-Four Dollars”).

receipt generator

finance
Create realistic, printable receipts with itemized details, taxes, totals, and custom info.

retirement savings estimator

finance
Estimate how much you'll need to save for retirement and how your current savings will grow over time.

rule of 72 calculator

finance
Use the Rule of 72 to estimate how long it takes for an investment to double at a given interest rate.

salary breakdown calculator

finance
Analyze gross vs net salary with detailed breakdown of taxes, benefits, allowances, and take-home pay.

sip calculator

finance
Calculate returns and maturity value for systematic investment plans (SIPs) in mutual funds.

stock profit calculator

finance
Estimate the profit or loss from buying and selling stocks, including fees or taxes.

tip calculator

finance
Calculate restaurant tips and split bills among a group with adjustable percentages.

unit price calculator

finance
Calculate the cost per unit of items to compare prices and find the best deals.

world currency rates monitor

finance
Track live currency exchange rates and fluctuations across global markets in one dashboard.

archive extractor

file tools
Extract files from compressed archives like ZIP, RAR, 7z, and TAR directly in your browser.

csv and excel column swapper

file tools
Rearrange or swap columns in CSV and Excel files easily without opening a spreadsheet program.

csv column extractor

file tools
Extract one or more columns from a CSV or Excel file for analysis or processing.

csv excel column combiner

file tools
Combine multiple columns from a CSV or Excel file into one unified column.

docx file viewer

file tools
View and read .DOCX files in your browser without needing Word or Office software.

file compressor tool

file tools
Compress files to reduce size for storage, sharing, or uploading purposes.

file difference or similarity checker

file tools
Detect differences or similarities between two text, code, or data files quickly.

file merger

file tools
Merge multiple files into one unified document or data file.

file renamer batch tool

file tools
Rename multiple files at once using patterns, rules, or sequences.

file splitter

file tools
Divide large files into smaller parts by size or number of lines.

file viewer

file tools
Preview and inspect file contents directly in your browser without installing software.

multi file converter

file tools
Convert between different file formats such as CSV, JSON, TXT, DOCX, and more.

multi file merger

file tools
Merge multiple files of the same or different types into one batch document.

multi file reader

file tools
Read and preview multiple files simultaneously for comparison or analysis.

pdf merger

file tools
Merge multiple PDF files into a single document for convenience and storage.

pdf page counter

file tools
Instantly count how many pages are in a PDF file.

pdf text extractor

file tools
Extract raw or formatted text content from any PDF document.

split pdf pages

file tools
Break a multi-page PDF into separate pages or documents.

text file comparator

file tools
Compare two plain text files and highlight differences between them.

text split file tool

file tools
Split large text files into smaller parts based on lines, size, or patterns.

zip and unzip

file tools
Create ZIP archives or extract them directly in your browser for free.

aspect ratio calculator

developer tools
Instantly calculate and convert aspect ratios for screens, images, videos, or UI elements.

clipboard viewer

developer tools
View your system clipboard content directly in your browser to inspect copy-paste data.

css minifier

developer tools
Minify and optimize CSS code by removing spaces, comments, and unnecessary characters.

js minifier

developer tools
Minify JavaScript code to reduce file size, improve load time, and optimize performance.

json validator formatter

developer tools
Validate and format JSON data for readability, correctness, and proper syntax.

meta tag generator

developer tools
Generate SEO-friendly meta tags for your website, including title, description, and viewport.

open graph tag builder

developer tools
Create Open Graph meta tags to control how your website appears when shared on social media.

robots txt generator

developer tools
Generate a robots.txt file to manage how search engines crawl and index your website.

sitemap xml generator

developer tools
Generate an XML sitemap to help search engines index your website more efficiently.

age calculator

date and time
Instantly calculate age based on date of birth, showing years, months, and days.

alarm clock

date and time
Set a customizable alarm directly in your browser with snooze and sound features.

birthday countdown

date and time
Countdown the exact time left until your next birthday or someone else's.

calendar

date and time
View, browse, and interact with a digital calendar for any month or year.

daily planner

date and time
Organize tasks, appointments, and goals for your day with a customizable planner.

date formatter tool

date and time
Convert and format date strings into multiple standard formats (ISO, DD-MM-YYYY, etc.).

date range generator

date and time
Generate a list of dates between two given points for scheduling or logging.

date to timestamp converter

date and time
Convert standard date and time into Unix/Epoch timestamps for backend systems.

day of the week finder

date and time
Find out the exact day of the week for any past or future date.

event countdown

date and time
Create a countdown for any event or occasion and track the time remaining.

fiscal quarter calculator

date and time
Identify the fiscal quarter a date falls into, useful for reports and accounting.

julian date converter

date and time
Convert between Gregorian and Julian calendar systems for legacy or scientific use.

next occurrence finder

date and time
Find the next upcoming occurrence of a recurring event or weekday.

random date and time generator

date and time
Generate a random date and/or time within a chosen range for events or testing.

stopwatch

date and time
A browser-based stopwatch for measuring elapsed time with lap and reset features.

time and date calculator

date and time
Add or subtract time from dates or find the duration between two moments.

time duration calculator

date and time
Calculate the exact duration between two dates and times in multiple units.

time tracking tool

date and time
Track time spent on tasks, projects, or activities for productivity or billing.

timer

date and time
Set a countdown timer for tasks, events, or reminders directly in your browser.

timezone converter

date and time
Convert time across different time zones for meetings, events, and coordination.

to do reminder

date and time
Create and manage to-do lists with reminders and scheduled notifications.

week number finder

date and time
Find the ISO week number corresponding to any date.

weekday weekend counter

date and time
Count how many weekdays and weekends are between two dates.

world clock

date and time
Check the current time in any country or major city across time zones.

data normalizer

data tools
Normalize data values for consistency and comparability using standard techniques like Min-Max or Z-score.

data sampler

data tools
Randomly or selectively extract samples from a dataset for testing, training, or analysis.

table filter

data tools
Filter and search rows in a table based on specific column values or keywords.

table markdown converter

data tools
Convert structured table data into clean Markdown table syntax for documentation or wikis.

table sorter

data tools
Sort any table by column values (text or numbers) in ascending or descending order.

table transpose tool

data tools
Instantly swap rows and columns in a table to change its orientation.

value ranker

data tools
Assign ranks to numeric values or list items based on their magnitude or position.