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214 free online tools — converters, calculators, and utilities. 100% browser-based.
Combine multiple PDF files into a single document
Split a PDF file into separate pages or sections
Convert PDF pages to image files (PNG, JPG)
Reduce PDF file size while maintaining quality
Remove password protection from PDF files
Convert PDF documents to editable Word files
Rotate PDF pages to correct orientation
Remove specific pages from PDF documents
Rearrange and reorder pages in PDF documents
Add password protection and security to PDF files
Convert Word documents to PDF format
Extract tables from PDF files to Excel spreadsheets
Convert Excel spreadsheets to PDF documents
Convert image files to PDF documents
Visually crop PDF page margins
Add text or image watermark to PDF pages
Auto-number PDF pages with configurable format
Click to place editable text boxes on any PDF page
Draw, type, or upload a signature to sign PDF documents
Highlight, underline, and draw on PDF pages
Extract all embedded images from a PDF file
Extract tables from PDF and export as CSV
Convert GIF images to PDF documents
Convert WebP images to PDF documents
Convert TIFF images to PDF documents
Convert HEIC/HEIF photos to PDF documents
Export PDF pages as TIFF images
Create a PDF from scratch with text and images
Convert EPUB ebooks to PDF format
Convert PDF documents to EPUB ebook format
Convert PNG images to JPG format with quality control
Convert JPG images to lossless PNG format
Convert PNG images to modern WebP format
Convert WebP images to universally compatible PNG
Convert WebP images to widely supported JPG format
Convert JPG images to smaller WebP format
Rasterize SVG vector graphics to PNG images
Convert GIF images to PNG with better quality
Convert HEIC/HEIF to JPEG, PNG, or WebP
Convert HEIC/HEIF images to JPG format
Convert HEIC/HEIF images to PNG format
Convert HEIC/HEIF images to WebP format
Convert TIFF images to JPG format
Convert TIFF images to PNG format
Convert JPG images to TIFF format
Convert PNG images to TIFF format
Convert GIF images to JPG format
Convert PNG images to GIF format
Convert JPG images to GIF format
Trace PNG bitmap images into scalable SVG vectors
Trace JPG bitmap images into scalable SVG vectors
Resize images to exact dimensions with aspect ratio lock
Compress images with adjustable quality settings
Crop images with preset aspect ratios for social media
Add text watermarks to images with custom settings
Flip images horizontally or vertically with live preview
Convert images to grayscale with before/after comparison
Pixelate images with adjustable block size
Add customizable borders to images with color and style options
Crop images into a circular shape with transparent background
Create perfectly sized circular profile photos with optional border
Overlay custom text on images with font, color, and position controls
Split images into a grid of equal pieces for download
Create photo collages with multiple layout templates and gap controls
Combine multiple images side by side or stacked vertically
View EXIF, IPTC, XMP, and GPS metadata from photos
Convert between PNG, JPEG, and WebP with quality control
Extract text from images using in-browser OCR
Generate placeholder images with custom size, color, and text
Adjust brightness, contrast, saturation, and sharpness
Pick colors from any uploaded image
Rotate images by any angle with live preview
Add top/bottom text overlays to images
Convert images to ICO favicon format
Convert between BMP and PNG/JPG/WebP
Remove image backgrounds instantly using AI
Increase image resolution up to 4x with AI
Create customizable QR codes for URLs and text
Scan and decode QR codes from images or camera
Convert CSV files to Excel spreadsheets
Convert Excel spreadsheets to CSV format
Convert CSV files to JSON format
Convert JSON data to CSV format
Convert Excel spreadsheets to JSON format
Convert JSON data to Excel spreadsheets
Combine multiple CSV files into a single file
Convert Excel spreadsheets to MySQL database format
Convert MySQL database dumps to Excel spreadsheets
Convert Excel spreadsheets to PNG images
Convert XML documents to JSON format
Convert JSON data to XML format
Convert YAML files to JSON format
Convert JSON data to YAML format
Convert JSON data to formatted Markdown documents
Parse Markdown documents into structured JSON data
Convert Excel spreadsheets to Markdown table format
Convert Markdown tables to Excel spreadsheets
Convert XML documents to Excel spreadsheets
Convert Excel spreadsheets to XML format
Convert JSON data to PNG images
Convert between Markdown and HTML with live preview
Bidirectional CSV and JSON conversion with custom delimiters
Generate XML Schema (XSD) from XML documents
Transform XML documents using XSLT stylesheets
Convert JSON data to SQL insert statements
Convert SQL dump files to JSON format
Convert JSON data to MySQL database format
Convert MySQL database dumps to JSON format
Extract plain text from Microsoft Word documents
Convert Markdown files to Microsoft Word documents
Extract plain text from PDF documents
Convert PDF documents to HTML format
Convert plain text files to PDF documents
Convert HTML content to PDF documents
Convert CSV data to formatted PDF tables
Convert PDF pages to PowerPoint slides
Convert PowerPoint presentations to PDF
Generate printable paper templates — lined, grid, dot, Cornell, music, and more
Encode and decode URLs with percent-encoding
Encode and decode Base64 text and files
Generate UUID v4 identifiers in bulk
Generate SHA-256, SHA-384, SHA-512 hashes
Generate placeholder text for design and development
Format, beautify, and minify JSON data
Convert between HEX, RGB, HSL color formats
Test regular expressions with real-time highlighting
Convert between binary, octal, decimal, and hexadecimal
Calculate subnet details from CIDR notation
Decode and inspect JSON Web Tokens
Calculate MD5, SHA-1, CRC-32, Adler-32 checksums and verify file integrity
Convert text between UTF-8, UTF-16, ISO-8859-1, and other encodings
Encrypt and decrypt text or files with AES-256-GCM
Parse cron expressions with human-readable descriptions and next run times
Convert between Unix timestamps and human-readable dates
Format and beautify SQL queries with customizable options
Resolve and inline CSS @import statements into a single file
Generate color palettes, gradients, shadows, and glassmorphism CSS
Diff two JSON documents with visual highlighting of changes
Generate TypeScript interfaces and types from JSON data
Generate Code 128, Code 39, EAN-13, EAN-8, and UPC-A barcodes
Create beautiful code screenshots with syntax highlighting and themes
Generate JSON Schema from sample JSON data
Beautify or minify HTML code
Beautify or minify CSS code
Beautify or minify JavaScript code
Convert between TOML and JSON formats
Create ZIP archives from multiple files
Extract and download files from ZIP archives
Identify file format from content magic bytes
Validate and format JSON data
Validate XML documents against schemas
Validate CSV files for correctness and consistency
Count words, characters, sentences, and paragraphs
Convert text between 7 different case formats
Remove duplicate lines with optional sorting
Reverse text by characters, words, or lines
Search and replace text with regex support
Compare two texts and highlight differences
Visual editor to create and export Markdown, HTML, or CSV tables
Generate SQL INSERT statements from CSV data
Compare two texts and calculate similarity percentage
Convert text to spoken audio
Transcribe voice to text in real time
Detect AI-generated text with statistical analysis and ML deep scan
Transform AI-generated text to bypass AI content detectors
Generate SEO meta tags, OG, and Twitter card tags
Analyze HTML meta tags for SEO issues
Generate robots.txt rules for crawlers
Generate valid sitemap.xml from URL lists
Analyze top keywords and density percentages
Estimate PPC spend and cost per conversion
Generate clean SEO-friendly URL slugs
Generate WWW/non-WWW canonical URL variants
Generate Apache redirect rules for SEO
Count internal, external, and nofollow links
Estimate source page size in bytes/KB/MB
Calculate margin, markup, and required selling price
Calculate monthly payments and amortization schedule
Estimate monthly mortgage payments with taxes, insurance, and PMI
Calculate US sales tax by state with optional local rates
Add or remove GST/VAT with international preset rates
Calculate compound interest with contributions and yearly breakdown
Calculate tips and split bills between friends
Calculate discounts, sale prices, and savings
Calculate ROI, CAGR, and profit/loss on investments
Estimate take-home pay after taxes and deductions
See how inflation erodes purchasing power over time
Solve for selling price, cost, markup, or margin
Calculate percentages, percent change, and add/subtract percentages
Fast arithmetic calculator for everyday math
Advanced calculator with trig, logs, powers, and roots
Add, subtract, multiply, divide, and simplify fractions
Calculate mean, median, sum, min, max, and count
Calculate area and perimeter for geometric shapes
Calculate volume and surface area for 3D shapes
Solve voltage, current, or resistance instantly
Solve for speed, distance, or time given the other two
Convert between data storage units with SI and IEC
Calculate BMI, BMR, and daily calories with activity levels
Estimate ideal body weight using 4 medical formulas
Calculate exact age in years, months, days, and total days
Calculate semester and cumulative GPA with multiple grading scales
Convert units for length, weight, temperature, area, and volume
Convert times across 27+ zones with meeting planner
Generate random numbers or roll virtual dice
Generate strong, secure passwords with strength meter
Live countdown to any event with holiday presets
Find days between dates or add/subtract days from any date
Estimate trip fuel cost from distance, efficiency, and price
Estimate daily, monthly, and annual energy costs for appliances
Convert between Celsius, Fahrenheit, and Kelvin
Add/subtract time units, count business days, and find nth weekdays
Focus timer with work/break cycles and session tracking
Create professional invoices and download as HTML or print to PDF