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LocalStorage Viewer

View and manage your browser's localStorage and sessionStorage for this site.

Free & unlimited

You only see entries for this site (localhost). Browser security prevents tools from inspecting other sites' storage.

Storage
Usage99 B / ~5.0 MB · 0.0%
Actions
pomodoro_session_log[]22 B
tz_favorites[]14 B
tz_use24false13 B
unit_converter_favorites[]26 B
unit_converter_history[]24 B
This tool reads and writes your browser's localStorage directly. No data is sent to any server.

About this tool

  1. 1

    View stored data

    Browse all key-value pairs stored in localStorage for the current origin.

  2. 2

    Inspect values

    Click any entry to see its full value. JSON values are automatically formatted for readability.

  3. 3

    Edit entries

    Modify existing values or add new key-value pairs for testing.

  4. 4

    Manage storage

    Delete individual entries or clear all localStorage data.

  • localStorage has a ~5MB limit per origin - the tool shows total usage and remaining space.
  • JSON values are pretty-printed for readability - edit them in the formatted view.
  • Be careful when editing - some web apps may break if localStorage values are in an unexpected format.
  • Browse all localStorage key-value pairs for the current origin
  • Automatic JSON detection and pretty-printing of values
  • In-place value editing with validation
  • Storage usage meter showing space used and remaining
  • Individual and bulk entry deletion
  • Debugging web application state stored in localStorage
  • Clearing corrupted localStorage data that causes app issues
  • Inspecting what data websites are storing locally on your browser
  • Testing web app behavior with different localStorage values

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