Fastools
Menu

Welcome to Fastools

Fast, smart, and accessible tools to simplify your everyday tasks.

Get started

Our Tools

Explore our growing collection of useful and practical tools

🔧

Tools

QR Code

QR Code

🔧

Tools

Base64

Base64 ↔ Text Base64 ↔ File Base64 ↔ Binary

🔧

Tools

Binary

Binary ↔ Decimal Binary ↔ Text Binary ↔ Hexadecimal Binary ↔ Octal Binary ↔ ASCII Binary ↔ Base64 Binary ↔ Gray Code Binary ↔ BCD (Binary-Coded Decimal)

📐

Mathematics

Rule of Three

Simple Rule of Three Compound Rule of Three

📐

Mathematics

Unit Converter

Length Converter Mass Converter Temperature Converter Time Converter Volume Converter

🥼

Health

Nutrition

BMI BMI (Youth) BMR + TDEE Calories by Goal & Macros Ideal Weight & Body Fat Percentage

About Fastools

Fastools was born from the need to centralize useful and practical tools in one place. Our mission is to simplify the daily routines of developers, designers, and professionals across all fields.

We believe quality tools should be accessible to everyone—without complications or cost. That’s why we built a simple, fast, and free platform.

🔧

Useful Tools

Access a collection of practical tools to simplify your daily work.

⚡

Fast and Efficient

All tools load quickly so you don’t waste time.

🌐

Accessible to Everyone

Our platform is free and open to anyone, with no restrictions.

🛠️

All in One Place

We centralize essential tools so you can find everything you need—fast.