MailSlayer - An App Platform for Gmail that makes email awesome again

In plain words

MailSlayer is a platform built on Gmail that aims to improve the email experience. The product launched in 2011 and operates as a Gmail extension or add-on service. It targets users looking to enhance their email productivity and management capabilities within the Gmail environment. The service is available through the domain mailslayer.com.

written from the facts on this page · September 2026

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