LocalStorage Viewer

View, manage, and export data stored in your browser localStorage with comprehensive editing and debugging capabilities. This web development tool displays all localStorage key-value pairs with editing, deletion, and JSON export functionality plus search and filtering options. Essential for web developers debugging applications, managing client-side data storage, understanding browser storage usage, and maintaining application state across browser sessions.

View All Data Edit Values Export JSON Search & Filter

Quick Examples

VIEW: All localStorage keys
EDIT: Modify values directly
EXPORT: Download as JSON file

Manage Storage 0 items

Storage usage: 0 KB / 5 MB

Import JSON:

Choose a JSON file to import into storage

Add New Item

Stored Items

Key	Value	Actions

Value:

Plain text or valid JSON

Help & Related Tools

Everything you need to know

FAQ Frequently Asked Questions

What is localStorage and how does it work?

LocalStorage is a web browser feature that allows websites to store data locally on your device. Unlike cookies, localStorage data persists until manually cleared and can store larger amounts of information for improved user experience.

Is it safe to view and edit localStorage data?

Yes, localStorage only contains data that websites have already stored on your device. Viewing and editing this data affects only your local experience with those websites. However, be cautious when modifying data as it might affect website functionality.

Why would I want to clear localStorage?

Clear localStorage to free up storage space, reset website preferences, fix corrupted data causing website issues, or remove tracking data from websites you no longer visit. This can resolve some website problems and improve privacy.

Can I backup my localStorage data?

Yes, the tool typically allows exporting localStorage data as JSON files for backup purposes. This is useful before clearing storage or when moving to a new device and wanting to preserve website settings and data.

Does localStorage work the same across all browsers?

LocalStorage is a standard web technology that works similarly across modern browsers, but data is browser-specific. Data stored in Chrome won't be accessible in Firefox, and different browsers may have different storage limits.