Free Online Tools

Calc

Online Calculator

Fast calculator for daily math operations with percentage and memory-friendly workflow.

Daily

Unit

Unit Converter

Convert length, weight, temperature, and speed units instantly.

Converter

FX

Currency Converter

Live currency conversion using daily exchange rates for major world currencies.

Finance

BMI

BMI Calculator

Body Mass Index calculator with health category output.

Health

Age

Age Calculator

Calculate exact age in years, months, and days from date of birth.

Daily

EMI

Loan EMI Calculator

Compute monthly EMI for loans using principal, interest rate, and tenure.

Finance

Tip

Tip Calculator

Calculate tip and split bill amount quickly for restaurants and services.

Daily

QR

QR Code Generator

Create downloadable QR codes for links, text, phone numbers, and more.

Utility

Wx

Weather Checker

Check current weather and temperature for any city worldwide.

Weather

TZ

Time Zone Converter

Convert date and time between major global time zones instantly.

Time

Txt

Word Counter

Count words, characters, sentences, and reading time for any text.

Writing

Img

Image Resizer

Resize images in-browser and download optimized versions quickly.

Image

B64

Base64 Encoder Decoder

Encode and decode Base64 text directly in your browser.

Developer

UUID

UUID Generator

Generate v4 UUIDs instantly for apps, APIs, and databases.

Developer

Rnd

Random Number Picker

Generate random numbers in custom ranges for giveaways and decisions.

Utility

{ }

JSON Formatter & Validator

Format, beautify, minify, and validate JSON instantly. Find syntax errors and fix them.

Developer

.*

Regex Tester

Test regular expressions with real-time match highlighting and preset patterns.

Developer

M↓

Markdown Previewer

Write and preview Markdown in real-time. Side-by-side editor with live rendering.

Developer

!?

Error Message Explainer

Paste any error message and get a plain-English explanation with step-by-step fixes.

Developer

***

Password Generator

Generate strong, secure passwords with customizable length and character types.

Security

@

Random Username Generator

Create unique usernames for gaming, social media, and professional accounts.

Identity

Aa

Text Case Converter

Convert between UPPERCASE, lowercase, Title Case, camelCase, snake_case, and 12 more.

Productivity

TL;DR

AI Text Summarizer

Summarize long articles, essays, and documents. Extract key points automatically.

Productivity

%

Percentage Calculator

Calculate percentages, percentage increase, and decrease quickly.

Daily

Off

Discount Calculator

Compute discount amount and final price instantly.

Shopping

Tax

Tax Calculator

Estimate tax amount and total payable for purchases.

Finance

GST

GST Calculator

Calculate GST-inclusive and GST-exclusive totals.

Finance

PM

Profit Margin Calculator

Find profit margin, markup, and break-even values.

Business

Int

Loan Interest Calculator

Calculate simple and compound loan interest quickly.

Finance

SIP

SIP Calculator

Estimate SIP investment growth with monthly contributions.

Finance

CI

Compound Interest Calculator

Compute compound growth over time with frequency controls.

Finance

AgeD

Age In Days Calculator

Calculate exact age in total days and weeks.

Daily

Date

Date Difference Calculator

Find difference between two dates in days, months, and years.

Time

Tmr

Countdown Timer Online

Set quick countdown timers in browser.

Productivity

Pomo

Pomodoro Timer

Focus timer with work and break intervals.

Productivity

TZ+

Timezone Meeting Planner

Plan meetings across global time zones.

Time

Unix

Unix Timestamp Converter

Convert unix timestamps to human-readable dates and back.

Developer

J2C

JSON to CSV Converter

Convert JSON arrays into downloadable CSV data.

Developer

C2J

CSV to JSON Converter

Convert CSV rows to JSON objects instantly.

Developer

MD

Markdown To HTML Converter

Convert markdown text into clean HTML output.

Developer

H2M

HTML To Markdown Converter

Transform HTML snippets into markdown format.

Developer

URL

URL Encoder Decoder

Encode or decode URL strings for safe sharing.

Developer

Ent

HTML Entity Encoder Decoder

Encode and decode special HTML entities.

Developer

JWT

JWT Decoder

Decode JWT headers and payload safely in-browser.

Developer

Hash

Hash Generator

Generate MD5, SHA-1, SHA-256 hashes from text.

Security

Pwd

Password Strength Checker

Check password strength and entropy indicators.

Security

Lorem

Lorem Ipsum Generator

Generate placeholder paragraphs for design and content drafts.

Writing

Slug

Slug Generator

Create SEO-friendly URL slugs from titles and phrases.

SEO

Meta

Meta Tag Generator

Generate SEO meta title, description, and social tags quickly.

SEO

Robot

Robots.txt Generator

Build custom robots.txt entries for crawler control.

SEO

Map

Sitemap URL List Cleaner

Clean and normalize URL lists before sitemap submission.

SEO

Diff

Text Diff Checker

Compare two text blocks and highlight differences.

Writing

Dup

Duplicate Line Remover

Remove duplicate lines from long text lists.

Writing

Sort

Line Sorter

Sort text lines alphabetically or reverse order.

Writing

WS

Whitespace Cleaner

Trim extra spaces, tabs, and blank lines.

Writing

N2W

Number To Words Converter

Convert numbers into words for invoices and docs.

Daily

List

Random Password List Generator

Generate batch random passwords for testing.

Security

Clr

Color Code Converter

Convert HEX, RGB, and HSL color values.

Design

Grad

Gradient Generator

Create CSS linear gradient code with live preview values.

Design

CSS

CSS Minifier

Minify CSS code for faster page loads.

Developer

JS

JS Minifier

Minify JavaScript quickly in browser.

Developer

HTML

HTML Minifier

Compress HTML markup for performance.

Developer

Freq

Word Frequency Counter

Count top repeated words in text content.

Writing