Masav Chrome Extension serves as an ACH allowing clients to digitally sign and upload files to the Masav site. The extension directs users to the official website, providing essential information about the core business functionalities of Masav. Users can access the usage terms and privacy policy via the website.

The extension facilitates the process for banks' clientele to upload and digitally sign files. It establishes secure communication between Chrome browsers and tokens from Algorithm Research or Gemalto Ltd. Originally designed for Manifest Ver 2, the extension has been updated to be compatible with Manifest Ver 3, catering to over a decade of users.