Is DeepL Translator safe?

Clean risk

Translates full web pages through the DeepL API with a user-provided API key.

This extension lets you save a DeepL API key, choose a target language, and translate the current page’s visible content. It supports automatic language detection, dark mode, and continues translating content as you scroll. The description states that translation uses the DeepL API.

1Risk

AI-generated. Findings may contain errors. Those marked Verified have been manually reviewed.

Publishers can request a review.

What it can do

Permissions this extension asks for, as declared in version 1.0. Asking for a permission is not a finding on its own - it is what the extension can do if it chooses to.

  • Read and change your data on every site you visit

    <all_urls>

  • Read and change your data on api-free.deepl.com

    https://api-free.deepl.com/*

  • Store data in your browser

    storage

  • Act on the current tab, but only after you click the extension

    activeTab

  • Add items to the right-click menu

    contextMenus

  • Run its own code inside the pages you visit

    scripting

  • Show you desktop notifications

    notifications

Where it sends data

Destinations our analysis observed DeepL Translator contacting. Sending data somewhere is not a finding on its own - an extension that syncs your settings has to talk to its own server - but it is where your data can go, and who else it goes to.

  • DeepL

    DeepL Translator sends data to DeepL. Named as a recipient by 2 other extensions we have analysed.

Updated 30 September 2026hafdbcklefhgidhbdflehejkomnjimom