Free Online Tools for
Developers & Everyone
JSON formatter, password generator, word counter, and more. Lightning fast, runs entirely in your browser. No data leaves your device.
JSON Formatter
Beautify, validate & minify JSON data with syntax highlighting
DeveloperWord Counter
Count words, characters, sentences, paragraphs & reading time
TextPassword Generator
Generate cryptographically secure passwords with custom rules
GeneratorBase64 Encode/Decode
Encode text to Base64 or decode Base64 back to plain text
DeveloperQR Code Generator
Create QR codes from any text, URL, or data instantly
GeneratorLorem Ipsum Generator
Generate placeholder text in paragraphs, sentences, or words
TextCase Converter
Convert text to UPPER, lower, Title, camelCase, snake_case & more
TextColor Picker
Pick colors and convert between HEX, RGB, HSL & CSS formats
GeneratorUUID Generator
Generate unique UUIDs (v4) in bulk with formatting options
GeneratorURL Encode/Decode
Encode or decode URLs with percent-encoding for safe transmission
DeveloperHash Generator
Generate SHA-1, SHA-256, SHA-512 hashes from any text input
DeveloperDiff Checker
Compare two texts side-by-side and highlight every difference
TextWhy Use Falzio Online Tools?
Lightning Fast
All tools run instantly in your browser. No server round-trips, no waiting. Results appear in milliseconds.
100% Private
Your data never leaves your device. Everything is processed locally in the browser — no uploads, no tracking.
Completely Free
No sign-up, no registration, no premium plans. Every tool is free to use without any limitations.
Works Everywhere
Fully responsive and works on desktop, tablet, and mobile. Use any modern browser — no installation needed.