Browser Extension by ZsTechLabs
Fill sign-up forms in one click
Save multiple profiles with your personal info and auto-fill any sign-up form instantly. Stop typing the same information over and over.
Create unlimited profiles (work, personal, testing)
Fill from toolbar, context menu, or floating button
Smart detection for common form fields
Privacy-first: no tracking, no external servers
Extension Preview
Lightning Fast
Fill forms instantly for testing, demos, and account creation.
Privacy-First Design
Your data stays in your browser. No external servers or tracking.
Everything You Need
Simple, powerful, and privacy-focused form filling at your fingertips.
Multiple Profiles
Create unlimited profiles for work, personal, testing, or any scenario you need.
One-Click Auto-Fill
Fill entire forms instantly from your browser toolbar, context menu, or floating button.
Smart Field Detection
Automatically detects and fills name, email, address, phone, and other common fields.
Privacy First
Your data stays in your browser. No external servers, no tracking, no data collection.
Import & Export
Backup your profiles or share them across devices with simple JSON export/import.
Works Everywhere
Compatible with any website's sign-up forms. Chrome and Firefox supported.
Get Started in 3 Easy Steps
Install, configure, and start filling forms in under a minute.
Install the Extension
Add Sign-Up Profile Filler to Chrome or Firefox with one click. No registration needed.
Create Your Profiles
Open the extension settings and add one or more profiles with your information.
Fill Forms Instantly
Click the extension icon on any sign-up page and select a profile. Done!
Get Started in Seconds
Choose your browser and experience instant form filling today.
100% Free & Privacy-Focused
No account required. No tracking. Your data stays on your device. Open-source and transparent.