Browse 80 free browser-based tools for calculations, conversions, PDF and image tasks, text processing, developer utilities, and everyday productivity.
10 categories · No account required · Browser-based tools
Showing 80 of 80 tools
Calculate your exact age in years, months and days.
Create custom WhatsApp and Telegram stickers online for free.
Sort text and number lists alphabetically (A-Z), numerically (1-9), by length, reverse, or random shuffle.
Calculate your current class attendance percentage and find out how many classes you can miss or need to attend to hit your target goal.
Generate 1D barcodes in CODE128, EAN-13, UPC and more formats.
Scan 1D barcodes and 2D QR codes instantly using your device camera or by uploading an image file.
Encode and decode Base64 strings instantly without uploading your data.
Calculate your Body Mass Index instantly using your height and weight.
Calculate your Basal Metabolic Rate (BMR) and Total Daily Energy Expenditure (TDEE) across multiple scientific formulas.
Estimate body fat percentage, lean mass, and fat mass using the U.S. Navy circumference-based method.
Calculate daily calorie needs and macronutrient splits (Protein, Carbs, Fat) for weight loss, maintenance, or muscle building.
Convert text between camelCase, PascalCase, snake_case, kebab-case, UPPERCASE, lowercase, and Title Case.
Generate accessible color palettes, test text-to-background contrast ratios, and verify WCAG AA / AAA compliance in real time.
Pick colors from screen, convert HEX, RGB, HSL, and CMYK, and generate shade palettes.
Calculate compound interest growth, recurring monthly deposits, future portfolio values, and year-by-year accumulation schedules.
Design frosted glass UI elements, multi-layered box shadows, and neon glow effects with real-time CSS and Tailwind CSS code generation.
Compress and minify CSS code to reduce file size and optimize web performance.
Convert supported world currencies using exchange-rate data retrieved from a third-party rate service. Free, fast, and designed for informational currency conversion.
Calculate the exact difference between two dates instantly.
Calculate sale prices, percentage discounts, total savings, and stacked promo codes across global currencies.
Remove duplicate lines from text lists instantly with customizable sorting and case sensitivity options.
Calculate Equated Monthly Installments (EMI), total interest payable, and payment schedules for home, auto, or personal loans.
Instantly strip blank lines, eliminate whitespace-only rows, or collapse multiple empty lines down to a single space.
Convert any image or SVG into crisp multi-size favicons.
Search and replace text occurrences with regular expressions, case sensitivity, and whole word matching.
Flip images horizontally or vertically instantly directly in your browser.
Calculate weighted course grades, estimate required final exam scores, and compute cumulative college or high school GPA.
Calculate Goods and Services Tax (GST), CGST, SGST, IGST splits, and tax-exclusive or tax-inclusive amounts.
Generate SHA-256 hashes instantly in your browser.
Beautify, format, or minify HTML code with customizable tab indentation.
Compress JPEG, PNG, and WebP images locally in your browser with live preview.
Convert PNG, JPG and WebP images instantly.
Crop PNG, JPG, and WebP images with custom aspect ratio presets right in your browser.
Resize PNG, JPG, and WebP images by exact pixel dimensions or percentage.
Convert PNG, JPG and WebP images into PDF documents.
Blur full images or sensitive details directly in your browser.
Create, customize, and download client-ready PDF invoices instantly. Features multi-currency support, custom business logos, digital signatures/stamps, and dynamic color themes.
Format, un-minify, and clean up JavaScript code into structured, human-readable code.
Format, validate, and beautify JSON instantly in your browser.
Decode and inspect JSON Web Tokens (JWT) safely in your browser.
Calculate monthly loan repayments, total interest and repayment costs.
Generate dummy placeholder text by paragraphs, sentences, or word counts with optional HTML markup formatting.
Visually create, edit, align, format, and convert CSV data into formatted Markdown tables.
Calculate your personal net worth by balancing your total assets against debts and liabilities across multiple currencies.
Convert numbers into English words, cheque financial wording, and ordinal rank terms instantly.
Calculate estimated ovulation dates, fertile windows, next expected periods, and potential pregnancy due dates.
Compress PDF files locally without uploading them to a server.
Merge multiple PDF files into one document.
Remove unwanted pages from your PDF file and save a new version.
Extract specific pages from a PDF and combine them into a new document.
Insert page numbers into PDF documents in your browser using client-side processing.
Reorder or delete pages from a PDF document.
Rotate individual pages or every page in a PDF document.
Sign PDF documents in your browser using client-side processing. Keep a backup of important originals before editing.
Split PDF documents into separate files or extract page ranges.
Convert pages of a PDF document into individual high-resolution PNG images.
Remove password protection from PDF files you own or are authorized to edit.
Add custom text watermarks to your PDF documents.
Calculate common percentage relationships quickly with clearly defined inputs and results.
Calculate your optimal daily protein intake for muscle building, fat loss, or weight maintenance based on your body weight and activity level.
Create dynamic QR codes for URLs, Wi-Fi, vCards, SMS, Phone, Email, and plain text.
Fairly pick students for participation, manage absences, prevent duplicate calls, and instantly split classes into randomized workgroups.
Calculate word counts, character limits, silent reading duration, and oral speech delivery times for essays and presentations.
Test Regular Expressions against text in real time, view captured groups, and see a visual token breakdown.
Reverse text characters, invert word order, flip line order, or reverse letters within individual words.
Rotate images clockwise or counter-clockwise instantly directly in your browser.
Calculate required monthly savings or time needed to reach financial savings targets with interest compounding.
Calculate simple interest, maturity yields, interest rates, and total return payouts for personal loans or fixed savings deposits.
Convert titles, headlines, and sentences into clean, SEO-friendly URL slugs with custom separators and accent normalization.
Clean, minify, and optimize raw SVG markup, strip redundant editor attributes, and convert standard SVG to React JSX.
Compare two text versions side-by-side to highlight added lines, removed lines, and structural differences.
Summarize long articles, essays, financial reports, and research papers instantly into key bullet points or executive overviews.
Convert time duration units (hours, minutes, seconds) and convert timestamps across global time zones (UTC, EST, PST, CET, IST).
Convert Epoch / Unix timestamps into human-readable date formats and vice versa.
Free Tip & Bill Splitter Calculator. Calculate restaurant tips, custom gratuities, and split dinner bills evenly per person with multi-currency support.
Convert measurements across Length, Mass, Temperature, Area, Volume, Speed, Time, Data Storage, Energy, and Pressure instantly.
Encode and decode URLs instantly.
Generate secure Version 4 UUIDs instantly.
Add or remove Value Added Tax (VAT), GST, and sales tax across multiple currencies with custom tax rates.
Calculate your recommended daily fluid intake targets in Liters, fl oz, and glasses based on body weight, exercise, and climate.
