Word to PDF
Convert Word documents to PDF online for free. Upload a DOCX and download a clean PDF in seconds.
Free web browser tools
In Browser
Use these utilities without installing an application. Work is handled on your device rather than by an upload-processing service.
Merge PDF
Combine multiple PDF files into one document online. Private, fast, and easy to use in your browser.
Compress PDF
Compress PDF files online and reduce file size quickly. A simple privacy-friendly PDF compressor.
PDF to JPG
Convert PDF pages to JPG images online. Choose pages, render quickly, and download images from your browser.
JPG to PDF
Turn JPG images into a PDF online. Reorder images, choose page size, and export a clean PDF.
Split PDF
Split PDF files online. Extract pages, separate ranges, and download new PDFs privately in your browser.
Image compressor
Compress images online and reduce file size while controlling quality. Works in your browser.
Image resizer
Resize images online by pixels, percentage, or aspect ratio. Private, fast, and free in your browser.
PNG to JPG
Convert PNG images to JPG online for free. Upload, choose quality, and download a JPEG instantly.
HEIC to JPG
Convert HEIC iPhone photos to JPG online. Fast browser-based conversion with no account needed.
JPG to PNG
Convert JPG images to PNG online for free. Upload a JPEG and download a PNG instantly.
WebP to PNG
Convert WebP images to PNG online. Upload a WebP file and download a PNG from your browser.
Crop image
Crop an image online with a draggable crop box or choose Free, 1:1, 4:3, 16:9, or 2:3 proportions. Download the cropped result as a PNG.
Compress JPEG
Compress JPEG and JPG images online. Reduce file size while controlling image quality in your browser.
Convert to WebP
Convert JPG, PNG, and other images to WebP online. Create smaller web-ready images in seconds.
Image to PDF
Convert images to a PDF online. Combine photos into one PDF with custom page size and order.
Percentage calculator
Calculate percentages online, including percent of a number, percentage increase, and percentage decrease.
Age calculator
Calculate exact age from date of birth in years, months, days, and more with a simple online age calculator.
BMI calculator
Calculate your BMI online using height and weight. Get body mass index results with metric and imperial units.
Mortgage calculator
Estimate monthly mortgage payments with loan amount, interest rate, term, deposit, taxes, and fees.
Loan calculator
Calculate loan payments, total interest, and repayment schedules for personal loans and other borrowing.
Tip calculator
Calculate tips and split bills online. Enter bill amount, tip percentage, and number of people.
Date / days-between calculator
Calculate the absolute number of calendar days between two dates online, with equivalent weeks and approximate months.
Compound interest calculator
Calculate compound interest, investment growth, deposits, and future value with an easy online calculator.
Hours / time calculator
Calculate hours and minutes, add or subtract time, and find time between two times online.
Word counter
Count words, characters, sentences, and reading time online with a fast free word counter.
Character counter
Count characters, letters, words, spaces, and paragraphs online in real time.
Case converter
Convert text to uppercase, lowercase, title case, sentence case, camelCase, and more online.
Unit converter
Convert units online for length, weight, temperature, volume, speed, area, and more.
cm to inches
Convert centimeters to inches instantly with a simple online cm to inches calculator.
kg to lbs
Convert kilograms to pounds instantly with a free online kg to lbs calculator and conversion table.
Celsius to Fahrenheit
Convert Celsius to Fahrenheit instantly with a free temperature converter and formula.
Inches to cm
Convert inches to centimeters instantly with a simple free online converter and conversion table.
Online timer / countdown
Set a free online timer or countdown with sound alerts, presets, and fullscreen mode.
Stopwatch
Use a free online stopwatch with start, pause, reset, lap times, and fullscreen mode.
Pomodoro timer
Use a free Pomodoro timer for focused work sessions, breaks, and simple productivity tracking.
CSV to Excel
Convert a CSV file to Excel (.xlsx) in your browser. Download a real spreadsheet — nothing is uploaded.
Excel to CSV
Convert Excel .xlsx or .xls to CSV in your browser. Choose a sheet and delimiter, then download.
CSV viewer
Open and browse a CSV in a paginated table in your browser. No upload — view large files locally.
Merge CSV files
Combine multiple CSV files into one in your browser. Rows are stacked and headers aligned by name.
PDF to Word
Extract text from a PDF into an editable Word DOCX document online. Processing happens in your browser; images and original page formatting may not be preserved.
Edit PDF
Edit PDF files online with text annotations and simple page tools.
Unlock / remove PDF password
Unlock PDF files you own by removing password protection online. Process files privately in your browser.
PDF to PNG
Convert PDF pages to PNG images online. Choose pages and export high-quality PNG files from your browser.
Rotate PDF
Rotate PDF pages online for free. Fix sideways pages and download the corrected PDF privately.
Photo editor
Edit photos online with brightness, contrast, saturation, grayscale, 90° rotation, and horizontal or vertical flips. Download the edited image as a PNG.
Scientific calculator
Use a free online scientific calculator for advanced math, trigonometry, exponents, roots, and more.
Calorie calculator
Estimate daily calorie needs based on age, height, weight, activity level, and goals.
Due date / pregnancy calculator
Estimate a pregnancy due date from the first day of your last menstrual period and see the estimated current gestational age. Uses the standard 280-day calculation.
GPA calculator
Calculate a credit-weighted GPA online from course grades and credit hours using a standard 4.0 scale. Add or remove courses and see total credits instantly.
Salary / paycheck calculator
Estimate take-home pay from salary, tax, deductions, and pay frequency with an online paycheck calculator.
Sales tax / VAT calculator
Calculate sales tax or VAT online. Add tax to a price or work backwards from a tax-inclusive total.
Fraction calculator
Calculate fractions online. Add, subtract, multiply, divide, simplify, and convert fractions easily.
Square footage calculator
Calculate square footage and area online for rooms, walls, floors, and other spaces.
Discount calculator
Calculate discounts, sale prices, savings, and final price after a percentage off.
Percentage increase/decrease
Calculate percentage increase, percentage decrease, and percent change between two numbers.
Grade / test score calculator
Calculate test grades, percentages, and final scores from points earned and total points possible.
Online notepad
Write notes online in a simple notepad that saves locally in your browser.
Lorem ipsum generator
Generate lorem ipsum placeholder text online by words, sentences, or paragraphs.
mph to km/h
Convert miles per hour to kilometres per hour instantly with a simple speed converter.
Time zone converter
Convert times between time zones and compare cities with a simple online time zone converter.
ml / oz volume converter
Convert milliliters to fluid ounces and ounces to milliliters instantly online.
Binary translator
Translate binary to text and text to binary online with a simple free binary converter.
Roman numeral converter
Convert numbers to Roman numerals and Roman numerals to numbers online instantly.
Number to words
Convert numbers into words online for cheques, forms, invoices, and written amounts.
CSV to XML
Convert CSV rows into structured XML in your browser. Each row becomes an element — nothing is uploaded.
CSV to SQL
Generate SQL INSERT statements from a CSV file in your browser. Set a table name and download .sql.
CSV to HTML table
Turn a CSV into a styled HTML table in your browser. Preview the markup and download an .html file.
CSV to Markdown table
Convert CSV data into a Markdown table for READMEs and docs. Runs locally in your browser.
CSV to PDF
Convert a CSV to a print-ready PDF table in your browser. Large files include the first 500 rows.
CSV to vCard
Convert a contact CSV to vCard (.vcf) in your browser. Map name, email, and phone columns, then export.
CSV editor
Edit CSV cells in a spreadsheet grid in your browser. Add or delete rows, then download CSV or Excel.
CSV analyzer
Inspect a CSV for row and column counts, inferred types, and file size — entirely in your browser.
CSV validator
Check a CSV for uneven columns and quoting errors in your browser. Review issues before using the file.
Split CSV
Split a large CSV into smaller files by row count. Download a ZIP of chunks from your browser.
Remove duplicate CSV rows
Remove duplicate rows from a CSV in your browser. Optionally dedupe on selected columns only.
Change CSV delimiter
Change a CSV delimiter between comma, semicolon, and tab in your browser, then re-export the file.
Sort CSV
Sort CSV rows by any column, ascending or descending, in your browser — then download the sorted file.
Filter CSV with SQL
Run SQL SELECT queries on a CSV in your browser (table name data). Export matching rows locally.
Extract CSV columns
Extract selected columns from a CSV into a new file in your browser. Keep only the fields you need.
Compare CSV files
Compare two CSV files by full row and see counts only in A, only in B, or in both — in your browser.
TSV to CSV
Convert TSV or other delimited text to clean CSV in your browser. Paste text or open a file.
Excel to XML
Convert an Excel sheet to structured XML in your browser. Choose a sheet and download the result.
Excel to SQL
Generate SQL INSERT statements from an Excel sheet in your browser. Set a table name and download .sql.
Excel to HTML table
Turn an Excel sheet into a styled HTML table in your browser. Preview and download an .html file.
Excel to Markdown table
Convert an Excel sheet into a Markdown table for docs and READMEs. Export locally in your browser.
Excel to PDF
Convert an Excel sheet to a print-ready PDF table in your browser. Large sheets include the first 500 rows.
Excel to vCard
Convert an Excel contact list to vCard (.vcf) in your browser. Map columns and export privately.
Excel viewer
Open and browse Excel .xlsx or .xls in a paginated table in your browser. No upload required.
Excel editor
Edit Excel cells in a spreadsheet grid in your browser. Add or delete rows, then download XLSX or CSV.
Excel analyzer
Inspect an Excel sheet for row and column counts, inferred types, and file size in your browser.
Excel validator
Validate an Excel workbook for empty sheets, empty columns, and missing data in your browser.
Merge Excel files
Combine multiple Excel files into one .xlsx in your browser. Stacks rows from each workbook’s first sheet.
Split Excel
Split a large Excel sheet into smaller workbooks by row count. Download a ZIP of .xlsx files locally.
Remove duplicate Excel rows
Remove duplicate rows from an Excel sheet in your browser. Optionally dedupe on selected columns only.
Excel to CSV with delimiter
Export an Excel sheet to CSV with a comma, semicolon, or tab delimiter — entirely in your browser.
Sort Excel
Sort Excel rows by any column, ascending or descending, in your browser — then download the workbook.
Filter Excel with SQL
Run SQL SELECT queries on an Excel sheet in your browser (table name data). Export matching rows.
Extract Excel columns
Extract selected columns from an Excel sheet into a new workbook in your browser.
Compare Excel files
Compare two Excel workbooks by full row on each file’s first sheet — only in A, only in B, or both.
TSV to Excel
Convert TSV or other delimited text to Excel (.xlsx) in your browser. Paste text or open a file.
In Browser FAQs
How are tags used on ReallyUseful.Tools?
Tags group tools by shared traits such as file converter, in browser, or privacy friendly so you can filter the directory by feature.