Mass Email Sender is a lightweight Chrome extension built for fast, simple mass email sending inside Gmail. Just import an email list from Excel, Google Sheets, or paste it manually, then send mass emails in two clicks - no more adding recipients one by one. It works like an easy bulk email sender, without complicated setups. Perfect for quick outreach, updates, and small-scale campaigns. Easily notify your user base when launching a new product. Simple, fast, and genuinely lightweight.