Documentation

Comprehensive Tool Guides

Detailed documentation for our popular tools. Each guide covers purpose, step-by-step usage, pro tips, and troubleshooting solutions.

Image Compressor: Complete Usage Guide

Shrink JPG, PNG and WebP files by 60–80% without visible quality loss, entirely in your browser.

Combine several PDFs into one ordered document without uploading anything to a server.

Create cryptographically random passwords that no dictionary or pattern attack can guess.

Create permanent, static QR codes for URLs, text, Wi-Fi and contact details that always scan.

Pretty-print, validate and minify JSON locally — with clear errors instead of cryptic offsets.

Build a complete, valid head block — title, description, canonical, Open Graph and Twitter Cards.

Audit a draft in five minutes — spot dilution, over-optimisation and off-topic drift before publishing.

Set exact pixel dimensions for web, social or print — the biggest single win for page speed.

Encode and decode Base64 with correct UTF-8 handling — locally, with nothing sent to a server.

Count words, characters, sentences and reading time instantly for essays, posts and ad copy.