Email Sorter & Checker [Free]

Take your email campaigns to the next level with Office365 Mass Sender — a powerful desktop app built for high-volume sending with smart SMTP rotation to land emails directly in inboxes, including Office365.

Whether you’re running promos, updates, or newsletters, this tool makes it simple and effective — no coding, no headaches.

💼 Flexible Plans for All Senders

Start: 15,000 emails/mo – $90
Pro: 30,000 emails/mo – $160
Premium: 80,000 emails/mo – $300
Ultra: 160,000 emails/mo – $500