Apps & Downloads

RMail for Gmail (Google Chrome)

Track email opens, prove email delivery, encrypt private email, and get documents signed electronically — all from within Gmail. RMail for Gmail provides seamless access to RMail services when using Gmail, allowing you to track email opens; get automatic proof of email delivery; encrypt private email; get documents signed electronically; and convert PDF files. RMail is powered by RPost’s Registered Email® technology, the global standard for email delivery proof.

Add to Chrome Note: You must be using Chrome browser (non-mobile version) to install and use RMail for Gmail.

Using Microsoft Outlook with your Gmail address? Check out the official RMail add-ins for Microsoft Outlook.

Release Notes

Version 1.0.1: Oct 5, 2018 – GMail/GSuite Update

Overview: Google’s new Gmail and G-Suite update includes a feature that lets users recall messages within a few seconds of sending. In doing this, Google has revamped the process in which outbound messages are transmitted, providing the message a temporary storage area until the recall time has passed.

This release of RMail for Gmail app has been specially designed to preserve the levels of proof and privacy provided by the RMail Registered Email™ service, considering these new Google features.

This release, version 1.0.1, set to auto-deploy, replaces all prior releases (versions 1.0.0 and 0.10.x) and is configured to operate in the “new” Gmail and G-Suite interfaces. Read more.


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how to
  1. Make sure you are using Chrome browser before proceeding.
  2. Click the Add to Chrome button above to go to the official Chrome Store page for RMail for Gmail.
  3. Click the “Add to Chrome” button on the Chrome Store page. A dialog window will open, listing the permissions the app will need. Click Add Extension.
  4. Log into your Gmail account to activate and begin using the extension

Watch below to see how easy RMail for Gmail is to use.