Simple, fast, and useful online tools for everyday digital tasks.

Combine multiple PDF files into one single document securely in your browser.

Extract specific pages or page ranges from any PDF document.

Rotate individual or all pages of a PDF document permanently.

Quickly remove unwanted pages from any PDF document.

Resize images to exact dimensions or scaling percentages with aspect ratio lock.

Convert images between PNG, JPEG, and WebP formats with quality control.

Convert images to Base64 Data URIs or decode Base64 back into image files.

Inspect and extract precise HEX, RGB, and HSL colors from any uploaded image.

Count words, characters, sentences, paragraphs, and reading/speaking times.

Convert text into UPPERCASE, lowercase, Title Case, camelCase, kebab-case, and snake_case.

Clean lists by eliminating duplicate lines with case-sensitivity and whitespace trimming.

Sort lines alphabetically, numerically, by length, or reversed.

Generate customizable placeholder dummy text by paragraphs, sentences, or words.

Convert article titles and headings into clean, URL-safe slugs.

Safely encode or decode special characters in URLs and query strings.

Encode plain text to Base64 or decode Base64 strings with full UTF-8 support.

Real-time Markdown editor with live HTML preview and syntax formatting.

Beautify, format, validate, and minify JSON data with line-accurate error detection.

Bidirectional converter between JSON arrays and CSV tabular spreadsheets.

Generate cryptographically secure UUID v4 identifiers in bulk.

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

Convert between Unix timestamps (seconds/milliseconds) and human-readable dates.

Convert colors between HEX, RGB, HSL, and HSV color models.

Generate customizable, scannable QR codes for URLs, text, and Wi-Fi.

Calculate percentages of numbers, percentage increases/decreases, and relative ratios.

Calculate exact age in years, months, days, hours, and find upcoming birthday dates.

Calculate Body Mass Index (metric & imperial) with WHO health category classifications.

Calculate monthly EMI, total interest, and total payment for loans and mortgages.

Calculate final discounted prices, total savings, and optional sales taxes.

Calculate exact days, weeks, months, and business days between two dates.

Convert units of Length, Weight, Temperature, Area, Volume, and Digital Storage.

Calculate tip percentages, total bill amounts, and split payments evenly across groups.

Calculate Return on Investment percentage, net profit, and annualized return.

Calculate gross profit margin, net profit, and markup percentage from cost and revenue.

Calculate break-even units and revenue based on fixed costs and variable unit margins.

Generate cryptographically secure, random passwords with customizable entropy rules.

Generate HTML title, description, canonical, Open Graph, and Twitter Cards tags.

Live visual preview of how web links appear in Google search, Facebook, and Twitter/X.

Generate standard robots.txt files for search engine crawlers with allow/disallow rules.

Build tracked marketing URLs with campaign source, medium, name, and term parameters.

Analyze text client-side to calculate 1-word, 2-word, and 3-word keyword frequencies.