About

What is Free Online Tools?

Free Online Tools is a web service that brings together a wide range of calculators, converters, and generators for everyday life and work. No app installation or account registration is required — just open your browser and start using them.

Tools We Offer

• Financial Calculators — Salary, loan interest, savings interest, BMI, and more
• Unit Converters — Area, length, weight, temperature, speed, volume, data units
• Text & Developer Tools — Character counter, JSON formatter, Base64, URL encoder, case converter
• Image Tools — Image resizer, compressor, cropper, format converter
• Design Tools — Color picker, palette generator, gradient generator, QR code generator

Key Features

• Completely Free — All tools are available at no cost with no usage limits.
• No Registration — Use any tool instantly without creating an account.
• Privacy First — All data is processed in your browser. Nothing is sent to our servers.
• Mobile Friendly — Optimized for smartphones, tablets, and desktops.
• Multilingual — Available in Korean and English.

Our Mission

We started this service to eliminate the hassle of installing apps or navigating complicated websites just to do a simple calculation or conversion. Our goal is to create tools that anyone can use quickly and easily.

How We Handle Your Data

All calculations and conversions are processed entirely in your browser (client-side). Your input data is never sent to our servers, and all data disappears when you close the page. No personal information is collected or stored.

Contact

If you have questions, suggestions, or feedback, please visit our Contact page.