User-Agent Switcher & Manager Pro

About

🚀 User-Agent Switcher & Client Hints Spoofer (Manifest V3)

Take full control of how websites see your browser. This powerful User-Agent switcher lets you spoof, rotate, and manage browser identities with advanced Client Hints support, per-tab control, and flexible profiles—perfect for developers, testers, and privacy-conscious users.

🔑 Key Features

🧩 User-Agent Spoofing (Advanced)
Easily override your browser’s User-Agent string to simulate different devices, browsers, and operating systems. Ideal for testing responsive designs, debugging, and bypassing basic detection.

⚡ Client Hints Support (Modern Web Ready)
Go beyond traditional spoofing with full support for Client Hints (sec-ch-ua, sec-ch-ua-platform, sec-ch-ua-mobile, etc.), ensuring accurate identity masking on modern websites.

🗂️ Profile-Based Switching
Create and manage multiple profiles for different environments:

Chrome / Windows
Safari / macOS
Mobile devices
Custom configurations
Switch instantly between profiles with a single click.

🧭 Per-Tab User-Agent Control
Apply different User-Agent profiles to individual tabs. Test multiple environments simultaneously without affecting your entire browser session.

🔄 Smart Rotation
Automatically rotate User-Agent profiles for:

Web scraping workflows
Automation testing
Avoiding repetitive fingerprinting patterns

📥 Import / Export Profiles
Backup and share your configurations easily. Import predefined User-Agent lists or export your custom setups for reuse across devices.

⚙️ Advanced Controls
Fine-tune headers and settings with complete flexibility:

Custom User-Agent strings
Granular Client Hint values
Persistent or session-based overrides

🔒 Privacy-Focused
Reduce passive browser fingerprinting by controlling exposed identity signals and minimizing tracking vectors.

🧪 Developer & QA Friendly
Perfect for:

Cross-browser testing
Device simulation
Debugging user-agent-specific issues
Performance testing across environments