Free online tools that never upload your files.
Compress, convert, merge and edit PDFs and images entirely inside your browser. Your files are processed on your device and never sent to our servers — or anyone else’s. No signup, no file size limits, no waiting for an upload.
🔒Your files stay on your device. Verify it in your browser’s Network tab.
Browse tools by category
Get more out of every tool
Hands-on guides and free utilities — try our free robots.txt generator or read the complete robots.txt guide.
SEO
Robots.txt for WordPress: The Complete 2026 Guide
Most WordPress sites run on a virtual robots.txt you have never seen. Here is how it works and the exact rules to use.
Jul 16, 20269 min read
SEO
The Complete Robots.txt Guide 2026
Syntax, crawl budget, common mistakes and how to test your file — everything robots.txt, explained simply.
Jul 14, 202610 min read
Security
How I Stopped Reusing the Same Password Everywhere
One password with a “2” on the end used to cover everything. Here is the simple system that finally fixed it.
Jul 10, 20264 min read
Why use ToolBrainy?
Simple, free tools that work directly in your browser
Fast and Easy
Complete everyday tasks directly in your browser with no waiting and no complicated steps.
Private by Design
Every file tool runs entirely in your browser. Your PDFs and images are never uploaded to our servers, or anyone else's.
Free to Use
Access all tools without subscriptions, account registration, or hidden charges of any kind.
Works on Any Device
Use ToolBrainy on desktop, tablet, or mobile. The tools adjust to fit any screen size.
What is ToolBrainy?
ToolBrainy is a collection of free online tools designed to help with everyday tasks. Whether you need to edit PDFs, compress images, check SEO, perform calculations, convert units or currencies, or clean up text, you can do it directly in your browser. No software installation or account registration is required.
Frequently asked questions
Are all tools free to use?
Yes. Every tool on ToolBrainy is 100% free with no hidden charges, no premium tiers, and no sign-up required. You can use any tool as many times as you like.
Do I need to create an account?
No account is needed. ToolBrainy runs entirely in your web browser. There is nothing to download or install, and you do not need to register to use any tool.
Are my files and data secure?
Every file tool processes your documents directly inside your browser, so your PDFs, images and text are never uploaded to our servers, or anyone else's. Your data stays on your device.
Can I use ToolBrainy on mobile devices?
Yes. All tools are fully responsive and work on phones, tablets, and desktops. There is no app to download. Just open your browser and use any tool.
Does ToolBrainy have a free word counter tool?
Yes. The free word counter on ToolBrainy counts words, characters, sentences and paragraphs in real time as you type or paste text. No signup or software needed.
Can I compress a PDF for free on ToolBrainy?
Yes. The free PDF compressor on ToolBrainy reduces PDF file size without losing quality, directly in your browser. Your file is never uploaded to a server.