All Free Online Tools

Calculate percentages, increases and decreases instantly.

Calculators

Find the final price after applying a discount percentage.

Calculators

Calculate your exact age in years, months and days.

Calculators

Calculate your Body Mass Index from height and weight.

Calculators

Add or subtract days from a date. Find days between dates.

Calculators

Convert between world currencies.

Converters

Convert between length, weight, temperature and volume.

Converters

Convert grams to ounces.

Converters

Convert ounces to grams.

Converters

Convert gigabytes (GB) to terabytes (TB) and calculate real hard drive storage capacity.

Converters

Calculate the exact number of days between two dates.

Time & Date

Convert times between different time zones.

Time & Date

Count words, characters, sentences and reading time.

Text Tools

Compress images without losing quality.

Image Tools

Remove image backgrounds free in HD — no compression, no watermark.

Image Tools

Combine multiple PDF files into one.

PDF Tools

Convert PDF files to editable Word documents.

PDF Tools

Convert Word documents to PDF with full layout fidelity.

PDF Tools

Extract text from images using OCR.

PDF Tools

Add text, draw, highlight, sign, and annotate PDF files in your browser.

PDF Tools

Build an ATS-friendly CV or resume with 48 templates, 24 fonts, photo upload & live A4/Letter preview. Download PDF or Word.

Business Tools

Write a professional cover letter that matches your CV template & font. Download as PDF or Word.

Business Tools

Generate QR codes for URLs, text, email and more.

Business Tools

Generate strong, secure random passwords.

Business Tools

Format, validate and beautify JSON data.

Developer Tools

Calculate weighted (5.0) and unweighted (4.0) semester and cumulative GPA.

Calculators

Full scientific calculator with trigonometry, logarithms, exponents, factorials & history tape.

Calculators

Calculate your estimated baby due date, current gestational week, and trimester milestones.

Calculators

Convert numbers, decimals, and currency amounts into spelled-out English words for cheques and invoices.

Converters

Convert colors between HEX, RGB, HSL, and CMYK print values with live color preview.

Converters

Millisecond online stopwatch with lap splits and a preset countdown timer.

Time & Date

Boost productivity with a 25-minute Pomodoro focus timer, short breaks, and session counter.

Time & Date

Compare two blocks of text or code line-by-line to spot differences instantly.

Text Tools

Decode JSON Web Tokens (JWT) locally in your browser to inspect header, payload claims, and expiration.

Developer Tools

Convert CSV spreadsheets to structured JSON arrays or JSON back to CSV instantly.

Developer Tools

Calculate tips and split bills between multiple people.

Calculators

Calculate the mean, median and mode of a set of numbers.

Calculators

Simplify ratios and solve ratio proportions.

Calculators

Add, subtract, multiply and divide fractions.

Calculators

Calculate monthly loan payments and total interest.

Calculators

Calculate monthly mortgage payments and total cost.

Calculators

Calculate compound interest and investment growth over time.

Calculators

Convert between hourly, daily, weekly, monthly and annual salary.

Calculators

Add or remove VAT from any amount.

Calculators

Calculate gross and net profit margins for any product.

Calculators

Calculate return on investment as a percentage.

Calculators

Calculate fuel cost for a journey based on distance and efficiency.

Calculators

Calculate electricity usage and cost for any appliance.

Calculators

Estimate daily calorie needs based on activity level.

Calculators

Convert kilograms to pounds instantly.

Converters

Convert pounds to kilograms instantly.

Converters

Convert centimetres to inches.

Converters

Convert inches to centimetres.

Converters

Convert kilometres to miles.

Converters

Convert miles to kilometres.

Converters

Convert Celsius to Fahrenheit.

Converters

Convert Fahrenheit to Celsius.

Converters

Convert meters to feet and inches.

Converters

Convert feet and inches to meters.

Converters

Convert liters to US and UK gallons.

Converters

Convert US and UK gallons to liters.

Converters

Convert megabytes to gigabytes and other data units.

Converters

Calculate business days between dates, excluding weekends.

Time & Date

Count down to any date or event.

Time & Date

Calculate the difference between two times.

Time & Date

Count characters in text, with and without spaces.

Text Tools

Estimate how long it takes to read any text.

Text Tools

Convert text to uppercase, lowercase, title case and more.

Text Tools

Reverse any text or string instantly.

Text Tools

Generate URL-friendly slugs from any text.

Text Tools

Remove duplicate lines from any text.

Text Tools

Resize images to any dimension.

Image Tools

Convert JPG images to PNG format.

Image Tools

Convert PNG images to JPG format.

Image Tools

Convert WebP images to JPG format.

Image Tools

Convert JPG images to WebP format.

Image Tools

Crop images to any size or aspect ratio.

Image Tools

Extract text from images using OCR.

Image Tools

Split a PDF into individual pages or page ranges.

PDF Tools

Reduce PDF file size.

PDF Tools

Convert PDF pages to JPG images.

PDF Tools

Convert JPG images to a PDF document.

PDF Tools

Extract text from PDF documents.

PDF Tools

Rotate PDF pages 90, 180 or 270 degrees.

PDF Tools

Extract tables from PDF into Excel spreadsheets.

PDF Tools

Convert PDF pages into PowerPoint slides.

PDF Tools

Convert Excel spreadsheets to PDF.

PDF Tools

Convert PowerPoint presentations to PDF.

PDF Tools

Convert HTML files to PDF documents.

PDF Tools

Add text watermarks to PDF pages.

PDF Tools

Password-protect your PDF files.

PDF Tools

Remove password protection from PDF files.

PDF Tools

Add page numbers to PDF documents.

PDF Tools

Extract specific pages from a PDF.

PDF Tools

Delete specific pages from a PDF.

PDF Tools

Permanently black out sensitive text in PDFs.

PDF Tools

Crop PDF pages by setting custom margins.

PDF Tools

Generate barcodes in multiple formats.

Business Tools

Build UTM tracking links for marketing campaigns.

Business Tools

Create professional invoices and download as PDF.

Business Tools

Generate creative business name ideas.

Business Tools

Generate beautiful color palettes for design projects.

Business Tools

Generate favicons in multiple sizes from any image.

Business Tools

Generate random numbers within any range.

Business Tools

Validate and check JSON for syntax errors.

Developer Tools

Encode text or files to Base64.

Developer Tools

Decode Base64 encoded strings.

Developer Tools

Encode URLs and query strings.

Developer Tools

Decode percent-encoded URLs.

Developer Tools

Generate UUIDs (v4) instantly.

Developer Tools

Test and debug regular expressions.

Developer Tools

Generate MD5, SHA-1, SHA-256 and SHA-512 hashes.

Developer Tools

Minify HTML to reduce file size.

Developer Tools

Calculate sample and population standard deviation, variance, mean, SEM and 95% confidence interval.

Calculators

Calculate how inflation affects purchasing power and future cost of goods over time.

Calculators

Calculate 16:9, 9:16, 4:3, 1:1 aspect ratios and resize image or video dimensions proportionally.

Calculators

Convert numbers between Binary (Base 2), Octal (Base 8), Decimal (Base 10), and Hexadecimal (Base 16).

Converters

Generate placeholder Lorem Ipsum paragraphs, sentences, or words for design mockups.

Text Tools