Cookie & UA Manager – Save and Restore Authenticated Sessions with Cookies and User-Agent

Summary: Cookie & UA Manager enables saving, cloning, and restoring authenticated browser sessions by exporting cookies and User-Agent data into JSON files. It facilitates quick switching between auth states and environment syncing for debugging and QA testing without re-logging.

What it does

The tool captures the entire browser state, including cookies and User-Agent Client Hints, and allows instant restoration or sharing of sessions via portable JSON files. It supports deep cookie scopes and native User-Agent emulation for mobile testing.

Who it's for

Developers and QA testers who need to repeatedly switch between authenticated sessions or test different user roles and environments efficiently.

Why it matters

It eliminates the need for manual re-authentication by enabling instant session portability and environment synchronization while keeping all data local and private.