Free Online PDF Tools

Encrypt and password-protect your PDF files

Remove password and restriction blocks from PDF

Reduce the size of your PDF files

Crop margins and adjust PDF layouts

Combine multiple PDF files into one

Extract pages and split PDF files

Add sequential page numbers to PDFs

Stamp custom text watermarks onto PDFs

Delete select pages from a PDF document

Extract specific page indexes from a PDF

Render PDF document pages to images

Compile multiple images into a PDF file

Convert spreadsheets to PDF documents

Convert Word documents to PDF layouts

Convert slide presentations to PDF books

Update properties and metadata of a PDF

Format, validate, and minify JSON data

Encode or decode Base64 data

Decode and inspect JWT auth tokens

Compare text differences visually

Generate cryptographic checksum hashes

Beautify and indent SQL query scripts

Convert XML documents to JSON structure

Test regular expression match groups

Encode or decode HTML entities

Generate secure UUID/GUID v4 strings

Change text cases and naming formats

Format spreadsheet CSV tables to JSON

Convert CSV data to Excel spreadsheet tables

Analyze text statistics and density

Search and replace text strings

Generate layout placeholder dummy text

Filter duplicate lines from lists

Sort text lists and lines sequentially

Compress images with zero quality loss

Change canvas height and width dimensions

Convert PNG files to JPG format

Convert JPG files to PNG format

Crop and adjust image coordinates

Extract colors from image pixel array

Render Base64 strings to images

Convert SVG vector strings to PNG format

Encode or decode URL components

Compress and minify HTML structures

Compress and minify CSS styles

Compact and minify JS source code

Generate HTML header SEO meta tags

Generate custom Robots.txt rules text

Convert Unix epoch timestamps to dates

Compare and convert global timezones

Calculate days elapsed between date inputs

Perform duration arithmetic on dates

Calculate Goods and Services Tax (GST) for invoices client-side. Add or remove GST rates easily.

Calculate Equated Monthly Installment (EMI) for home loans, car loans, or personal loans client-side.

Determine monthly payments, total interest, and total costs for fixed-rate loans client-side.

Estimate monthly home loan mortgage payments including property taxes and insurance client-side.

Calculate future returns of Systematic Investment Plans (SIP) client-side with compound returns.

Calculate the future maturity value of standard one-time mutual fund or stock investments client-side.

Determine compound interest payouts and total balance values based on compounding frequencies client-side.

Calculate standard simple interest values using the principal, rate, and time equation client-side.

Perform versatile percentage calculations: percentage of, finding fractions, and percentage change client-side.

Calculate the percentage difference between two positive numbers client-side.

Calculate sale prices, final costs, and consumer tax offsets during sales client-side.

Determine sales profit margins, markup multipliers, and gross revenue metrics client-side.

Calculate Return on Investment (ROI) percentages and efficiency ratios client-side.

Determine production unit break-even points and revenue limits client-side.

Determine the Compound Annual Growth Rate (CAGR) of investments over time client-side.

Determine inflation adjustments on future or past buying power values client-side.

Convert exchange rates between key international currencies offline client-side.

Convert basic physical length metrics between metric and imperial systems client-side.

Convert distance and length metrics (mm, cm, m, km, inches, feet, yards, miles) client-side.

Convert weight and mass measurements (mg, g, kg, lbs, oz, stone) client-side.

Convert dimensional area measurements (sq m, sq ft, acres, hectares, sq miles) client-side.

Convert fluid and three-dimensional volume measurements (ml, liters, gallons, cups, fluid ounces) client-side.

Convert temperature values between Celsius, Fahrenheit, and Kelvin scales client-side.

Convert velocity metrics between meters per second, km/h, mph, and knots client-side.

Convert data storage units (bits, Bytes, KB, MB, GB, TB, PB) using decimal or binary scales client-side.

Determine exact age in years, months, weeks, and days based on birthday inputs client-side.

Calculate days, hours, and minutes remaining until your next birthday client-side.

Calculate the exact number of days, weeks, and months between two selected calendar dates client-side.

Compute the number of working days between two dates, excluding weekends client-side.

Determine exact hours and minutes elapsed between two custom times client-side.

Determine Body Mass Index (BMI) and health categories based on weight and height client-side.

Calculate Basal Metabolic Rate (BMR) to discover baseline daily calorie needs client-side.

Estimate body fat percentage using the US Navy Circumference Method client-side.

Determine daily calorie goals to maintain, lose, or gain weight based on activity levels client-side.

Determine recommended daily water intake amounts based on weight and daily exercise duration client-side.

Calculate expected pregnancy due dates and gestational progress based on your last menstrual period client-side.

Determine fertile windows, ovulation schedules, and cycle calendars client-side.

Determine restaurant tip percentages, bill splits, and payments per person client-side.

Calculate travel fuel requirements and costs based on distances client-side.

Determine electricity costs and consumption rates for home appliances client-side.

Convert annual, monthly, weekly, and hourly pay rate configurations client-side.

Calculate Indian income tax liability comparison for New Tax Regime vs Old Tax Regime client-side.

Evaluate complex mathematical equations, trigs, logarithms, and powers client-side.

Execute arithmetic and bitwise operations on binary digits client-side.

Perform math and bitwise calculations on hexadecimal numbers client-side.

Add, subtract, multiply, and divide fractions and simplify outputs client-side.

Perform 2x2 matrix operations including addition, subtraction, multiplication, and determinants client-side.

Solve quadratic equations of format ax^2 + bx + c = 0 to get real and complex roots client-side.

Check if a number is prime, factorize composite numbers, and find next prime values client-side.

Calculate Greatest Common Divisor (GCD) and Least Common Multiple (LCM) of two numbers client-side.