Online Tools

A comprehensive collection of free tools for image, video, text, code, finance, and more.

🖼️

Image

Compress, resize, convert and manipulate images in the browser.

🗜️

Image Compressor

Compress images client-side with quality control. Preview before & after.

compressoptimizejpg

📐

Image Resizer

Resize images by pixels or percentage. Maintain aspect ratio.

resizescaledimensions

🔄

Image Converter

Convert images between PNG, JPG and WebP formats.

convertpngjpg

📦

Base64 Image Encoder

Convert images to Base64 strings and back.

base64encodedecode

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🎭

Image Filters

Apply grayscale, sepia, blur, brightness and contrast filters.

filtergrayscalesepia

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💧

Image Watermark

Add custom text watermarks to images. Processed server-side.

watermarktextoverlay

🎵

Audio

Visualize and analyze audio files in the browser.

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🌊

Audio Waveform

Upload an audio file and visualize its waveform using Web Audio API.

waveformvisualizeaudio

📄

PDF

View and work with PDF files directly in the browser.

📋

PDF Viewer

View PDF files directly in the browser with an embedded viewer.

pdfviewdocument

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📑

PDF to Text

Extract all text from PDF files. Supports multi-page PDFs.

pdfextracttext

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📎

PDF Merger

Merge multiple PDF files into one. Upload up to 10 PDFs.

pdfmergecombine

📝

Text

Word count, case conversion, Lorem Ipsum, diff and HTML entities.

🔢

Word Counter

Real-time word, character, sentence and paragraph counter with reading time.

wordscharacterscount

🔤

Text Case Converter

Convert text to UPPER, lower, Title, camel, Pascal, snake, kebab case.

casecamelcasesnake_case

📜

Lorem Ipsum Generator

Generate Lorem Ipsum placeholder text by paragraphs or words.

loremplaceholderdummy text

↔️

Text Diff Viewer

Compare two texts and highlight the differences.

diffcomparechanges

🔣

HTML Entities

Encode and decode HTML special characters and entities.

htmlentitiesencode

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📝

Markdown to HTML

Convert Markdown to HTML with live preview. Supports tables, code blocks, and more.

markdownhtmlconvert

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🔗

Slug Generator

Convert any text to a clean URL-friendly slug.

slugurlseo

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📊

CSV ↔ JSON

Convert CSV to JSON and JSON to CSV with column mapping.

csvjsonconvert

💻

Code

JSON formatter, Base64, URL encode, hash, UUID, Regex, JWT and more.

{ }

JSON Formatter

Format, validate and minify JSON. Highlights errors.

jsonformatvalidate

🔐

Base64 Encoder / Decoder

Encode or decode Base64 text or files.

base64encodedecode

🔗

URL Encoder / Decoder

Encode and decode URL components.

urlencodedecode

#️⃣

Hash Generator

Generate SHA-256 and SHA-1 hashes using the Web Crypto API.

hashsha256sha1

🎲

UUID Generator

Generate UUID v4 identifiers. Bulk generate multiple UUIDs.

uuidguidrandom

🔍

Regex Tester

Test regular expressions with live match highlighting and flags.

regexregexppattern

🔑

JWT Decoder

Decode JWT tokens — view header and payload without a secret.

jwttokendecode

🎨

Color

Color picker, palette generator and WCAG contrast checker.

🖌️

Color Picker

Pick colors and convert between HEX, RGB, HSL and CMYK.

colorhexrgb

🎨

Color Palette Generator

Generate complementary, analogous, triadic and split-complementary palettes.

palettecolor schemecomplementary

⚖️

Color Contrast Checker

Check WCAG contrast ratio between foreground and background colors.

wcagaccessibilitycontrast

🧮

Calculator

Unit converter, timestamp, number base and percentage calculators.

📏

Unit Converter

Convert length, weight, temperature, area and volume units.

unitconvertlength

⏱️

Timestamp Converter

Convert Unix timestamps to human-readable dates and back.

timestampunixdate

🔢

Number Base Converter

Convert numbers between binary, octal, decimal and hexadecimal.

binaryoctaldecimal

Percentage Calculator

Calculate percentages: X% of Y, X is what % of Y, percentage change.

percentpercentagecalculate

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🎂

Age Calculator

Calculate exact age in years, months, days from a birthdate.

agebirthdaydate

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📅

Date Difference

Calculate the difference between two dates in various units.

datedifferencedays

📱

QR Code

Generate QR codes for text, URLs and more.

New

📲

QR Code Generator

Generate QR codes for any text or URL. Download as PNG.

qrqrcodebarcode

🎬

Video

Extract YouTube transcripts, get video metadata, and more.

New

📝

YouTube Transcript

Extract subtitles and transcripts from any YouTube video.

youtubetranscriptsubtitles

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📊

Video Info

Fetch title, duration, view count and metadata from YouTube & TikTok.

youtubetiktokmetadata

💰

Finance

Currency converter, BMI calculator, loan calculator and more.

New

💱

Currency Converter

Convert between 170+ currencies with live exchange rates.

currencyexchangeforex

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⚖️

BMI Calculator

Calculate Body Mass Index with health category and ideal weight range.

bmihealthweight

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🏦

Loan Calculator

Calculate monthly payments, total interest and amortization schedule.

loanmortgageinterest

🔒

Security

Password generator, strength checker and security tools.

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🔑

Password Generator

Generate strong random passwords with customizable options.

passwordgeneratorrandom

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🛡️

Password Strength

Analyze password strength and get improvement suggestions.

passwordstrengthsecurity