Grammarly: AI Writing and Grammar Checker App

Improve your writing with Grammarly's assistance. Get spell check, grammar check, and punctuation check in one tool. Real-time suggestions for improving tone and clarity help ensure your writing makes the impression you want.

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Grammarly: AI Writing and Grammar Checker App is available to install from Firefox Browser Add-ons and for download from this page. It has 808,492 active users The latest version is 8.912.0, and it was published 23 days ago.

All available versions

You can find the current and older versions of Grammarly: AI Writing and Grammar Checker App here. You can download the archived versions or inspect their source codes.

As a free user, you can only download the latest version.

How to install Grammarly: AI Writing and Grammar Checker App from an XPI file

1. Simply drag-and-drop the XPI into Firefox to install the add-on.

How to install Grammarly: AI Writing and Grammar Checker App from a ZIP file

1. Download the Grammarly: AI Writing and Grammar Checker App ZIP file
2. In Firefox browser, go to about:addons to open Add-ons Manager
3. Click on , then select Install Add-on From File
4. Select the Grammarly: AI Writing and Grammar Checker App ZIP file from step 1. Grammarly: AI Writing and Grammar Checker App is now installed on your browser.