Free online tools for PDFs, images, and more. No signup needed.
Convert images to PDF documents
Combine multiple PDFs into one
Split PDF into separate files
Rotate PDF pages by any angle
Add password protection to PDF
Remove password from PDF
Extract specific pages from PDF
Convert PDF pages to images
Convert PDF to Word document
Convert PDF tables to Excel
Convert PDF to presentation
Add page numbers to PDF
Add watermark to PDF
Edit PDF metadata
Reduce image file size
Resize images to any dimension
Convert between image formats
Crop images to exact size
Encode images as Base64 strings
Remove image backgrounds with AI
Generate favicons from images
Pick colors from images
Flip images horizontally/vertically
Convert images to B&W
Convert SVG to PNG
Add text watermark to images
View image metadata
Calculate monthly EMI and interest
Calculate compound interest growth
Calculate simple interest
Calculate SIP investment returns
Calculate discount and final price
Convert salary between periods
Calculate markup and profit
Calculate profit margin
Calculate GST, CGST, SGST
Calculate inflation impact
Calculate tips and split bills
Calculate percentages easily
Calculate Body Mass Index
Calculate daily calorie needs
Estimate body fat percentage
Calculate exact age from date
Calculate grade point average
Calculate weighted grades
Calculate trip fuel cost
Calculate electricity cost
Calculate speed, distance, time
Calculate days between dates
Calculate area of shapes
Calculate volume of 3D shapes
Solve quadratic equations
Calculate LCM and HCF/GCD
Find prime factors
Calculate square roots
Calculate cube roots
Calculate n factorial
Generate Fibonacci sequence
Simplify and solve ratios
Calculate mean, median, mode
Calculate std dev and variance
Calculate nPr and nCr
Calculate log, ln, log2
Calculate powers
Convert to scientific notation
Binary, octal, decimal, hex
Convert Roman numerals
Calculate triangle sides
Calculate sin, cos, tan
Degrees, radians, gradians
Calculate AP terms and sum
Calculate GP terms and sum
Round to sig figs
Calculate V, I, R
Calculate acceleration
Calculate force
Calculate KE = ½mv²
Calculate PE = mgh
Calculate p = mv
Calculate pressure P=F/A
Calculate density
Calculate frequency and wavelength
Calculate torque
Calculate Q = mcΔT
Calculate solution molarity
Calculate pH and pOH
Calculate PV=nRT
Calculate C₁V₁=C₂V₂
Calculate radioactive decay
Calculate daily protein needs
Calculate daily water needs
Calculate target heart rate
Calculate estimated due date
Calculate running pace
Calculate optimal sleep times
Calculate gym 1RM
Calculate protein/carbs/fat
Calculate WHR
Calculate return on investment
Calculate break-even point
Calculate asset depreciation
Calculate monthly savings needed
Calculate fluid flow type
Calculate gear ratios
Calculate steel bar weight
Calculate paint for a room
Scale recipe ingredients
Calculate coffee-to-water ratio
Convert CGPA to percentage
Calculate attendance percentage
Convert C, F, K
Convert bytes, KB, MB, GB
Calculate screen aspect ratios
Calculate meeting expense
Count words, characters, sentences
Convert text case (upper, lower, title)
Generate placeholder text
Compare two texts side by side
Convert Markdown to HTML
Count chars, words, sentences
Remove duplicate lines
Sort lines alphabetically
Reverse text or words
Find and replace with regex
Convert text to binary
Text to Morse code translator
Analyze word frequency
Generate URL-friendly slugs
Flesch-Kincaid readability
Unicode fancy text generator
Flip text upside down
Strip blank lines from text
Number each line of text
ROT13 cipher encoder
Browse and copy emojis
Format and validate JSON data
Convert JSON data to CSV format
Convert CSV data to JSON format
Encode and decode Base64 strings
Encode and decode URLs
Generate unique UUIDs
Generate MD5, SHA hashes
Calculate file checksums
Generate QR codes from text
Read QR codes from images
Convert Unix timestamps to dates
Decode JSON Web Tokens
Test regular expressions live
Format and beautify SQL queries
Minify CSS code
Encode/decode HTML entities
Generate strong passwords
Check password strength
Generate SEO meta tags
Convert JSON to YAML
Generate SQL from CSV
Parse cron expressions
Minify JavaScript code
Minify HTML code
Generate random strings
Google search result preview
Social media link preview
Generate robots.txt file
Convert between color formats
Generate color palettes
Check WCAG color contrast
Create CSS gradients
Generate CSS box shadows
CSS border-radius generator
Generate color shades
CSS text-shadow generator
Convert between time zones
Convert between measurement units
Convert numbers to English words
Convert cooking measurements
Convert CSS px to rem
Convert Markdown to HTML
Online stopwatch with laps
25/5 min focus timer
Convert TSV to CSV
Convert shoe sizes US/UK/EU
Convert hex/decimal/binary
Countdown to any date
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