About Toolybird
Toolybird is a free collection of 125+ online calculators and tools built for students, professionals, and curious people. Every tool runs entirely in your browser — no account required, no data sent to any server, no paid subscription.
Across 11 categories
All calculations client-side
No signup, no payment
What We Build
Each tool on Toolybird is designed to solve a real problem — from calculating molar mass for a chemistry assignment to finding the depth of field for a photography shoot. Every calculator includes:
- A working, instant calculator with no page reloads
- A plain-English explanation of the formula
- Worked examples you can follow
- Real-world context so you understand when to use it
- Frequently asked questions with detailed answers
Our Categories
Privacy First
Every calculation on Toolybird happens in your browser. Your inputs are never transmitted to our servers. We do not store any calculation history, personal data, or usage logs tied to you. The only data stored locally is your recently used tools list, which lives in your browser's localStorage and never leaves your device.
Contact Us
Have a question, found a bug, or want to suggest a new tool? We would love to hear from you.
Get in Touch