Connect your Mailgun inbox in few seconds thanks to our two-clicks integration and our plug & play UI.
Enjoy a frictionless user experience to start to warm up your inbox.
Warmbox offers you to choose between predefined & safe warm-up recipes models, or to use advanced options for experts.
Edit the warm-up timing range, the amount of emails send/day, the reply rate, and all parameters in a flexible way.
Warmbox algorithm interacts automatically with your inbox, as humans, in order to increase your deliverability. Warmbox will:
📧 Send AI generated emails from your inbox
🚫 Remove emails from the spam folder
📬 Open your emails
⭐ Mark your emails as favorite
📝 Reply to your emails
🔥 Your inbox gets warm
🚀 Your emails don't land in spam anymore
Thanks to a network constantly checked & improved of +10.000 private inboxes, from +100 countries, aged from 2 weeks to 15 years, Warmbox inboxes network has been built with care.
Get benefit of a proved inboxes network and warm-up safely your inbox.
Thanks to a dedicated inbox dashboard, follow the number of emails sent, the replies rate, your spam score and your warm-up schedule.
Get detailed reports & analytics to monitor your inbox reputation.
Get your cold emails delivered
Ramp-up your deliverability and never land in spam anymore.
Increase your open rate
Hit the inbox of your recipients and get your cold emails opened.
Reach your leads and get more sales
Get your message delivered to your targets and generate more sales.
“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"
“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!"
“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"