Zero uploads.
Instant browser tools.
Free utilities for QR codes, JSON, passwords, and more all in your browser. No tracking. No sign-ups. 100% private.
Simple flow
How it works
Step 1
Pick a tool
Open any utility from the catalog — no account or install required to start.
Step 2
Process locally
Your files and text stay in the browser. Nothing is uploaded to our servers.
Step 3
Copy or save
Grab the result instantly. Install the PWA to use favorites offline later.
Why ZeroTools
Everything happens in your browser.
Stays on your device
Open files locally — nothing is sent to our servers. No backend storage.
Instant Processing
No API round-trips — tools execute on your machine using modern browser APIs.
Free forever
No paywalls, no limits, no annoying subscriptions. Built to be universally accessible.
No Sign-ups
Don't waste time creating accounts. Just open the tool, use it, and close the tab.
Works offline
Install ZeroTools like an app
Add the full tool suite to your home screen or dock. After the first load, core tools keep working without Wi‑Fi — handy for travel, events, or spotty connections.
Toolkit
Popular utilities
Each tool includes a one-line outcome so you know what you're opening.
Compare
ZeroTools vs typical online tools
Open Source
Verify it yourself.
Our source code is public, so you can verify exactly what happens when you use our tools. (Spoiler: nothing leaves your browser).
Client-side Execution
Using WebAssembly and Modern JS APIs to process data directly on your CPU.
No Trackers
We don't use invasive analytics. We don't care who you are or what you generate.
Community Driven
Built in the open. Feature requests, bug reports, and contributions are welcome.
FAQ