Warmbox will send everyday realistic emails from your inbox (GPT-4), remove these emails from the spam folder, open & bookmark these emails, reply to a part of these emails and generate positive interactions with your inbox to raise your email sending reputation.
Get benefit of a +35,000 private inboxes network composed of a mix of the most important email service providers
to increase globally your email deliverability & raise your email reputation.
Get detailed analytics & monitor your inbox reputation. After few days, you will see first results appears: your cold emails will not land in spam anymore & reach your target inboxes! Enjoy more sales and keep warming.
“Warmbox is a must-have! The warm-up options are fully customizable and the UX makes it super easy-to-use! We earned +70% of deliverability"
“Warmbox saved our cold email campaigns and increased our reach! Within a month, we went from spam to inbox! The team's advice for the set up was very valuable too"
“All sales joining us have their email address warmed up with Warmbox within few weeks, ensuring high open rates of cold emailing campaigns. Keep going!"
Email deliverability is no longer a black box. We have been able to identify why our emails were not delivered and how to fix our deliverability issues.