Tool Categories
Find tools grouped by task. Choose a category below to view its calculators, converters, and formatters.
Calculator Tools
Precision calculators for math, personal finance, loans, mortgages, investments, health, and fitness metrics.
Date, Time and Age Tools
Calculate ages, business days, work hours, overtime, time duration between dates, and world timezone conversions.
Text and Writing Tools
Format, clean, count, sort, and inspect text. Analyze word counts, convert cases, detect diffs, and generate placeholder copy.
PDF and Document Tools
Merge, split, compress, watermark, rotate, protect, and convert PDF documents directly in your web browser securely.
Image Tools
Compress, resize, crop, filter, convert formats, extract colors, inspect EXIF metadata, and generate social media images.
File Conversion and Compression
Extract and build ZIP archives, convert CSV, JSON, XML, Markdown, HTML, images, and inspect file hashes and MIME types.
Developer Tools
Essential utilities for programmers: code formatters, validators, regex testing, encoders, JWT decoder, and token generators.
Unit and Measurement Converters
Instant conversions for length, weight, temperature, cooking, speed, pressure, energy, and US Customary to Metric units.
QR Codes, Passwords and Generators
Generate high-resolution QR codes, barcodes, cryptographically secure passwords, random data, and CSS styles.
SEO and Website Tools
Inspect meta tags, preview Google SERP snippets, analyze keyword density, generate sitemaps, and test site headers.
Business and Work Tools
Generate invoices, receipts, quotes, calculate profit margins, break-even thresholds, freelance rates, and billable hours.
Student and Education Tools
Calculate GPA, weighted grades, exam scores, format citations in APA/MLA, study with Pomodoro timers and flashcards.
Everyday Life Tools
Split bills, calculate tips, estimate fuel costs, plan home renovation supplies, scale recipes, and manage pet ages.
Social Media and Content Tools
Resize assets for YouTube, Instagram, TikTok, and LinkedIn. Generate hashtags, captions, and track character limits.
Privacy and Security Tools
Evaluate password strength, encrypt and decrypt text, calculate IP subnets, scrub image metadata, and compute hashes.