Mailerr
Automated Infrastructure for boosting Cold Email Delivery
Mailerr launched on April 24, 2025 with 119 votes, #399 of 7,818 launches that month and more than 95% of that year's launches. The site was still online in September 2026, 1 year on.
What it does
Reclaim your time with Mailerr's automated cold email infrastructure. Effortlessly manage domains & inboxes, and see up to a 40% delivery boost. Ideal for LeadGen agencies and sales teams of any size seeking cost-effective, high-performance outreach.
Create warmed, high-authority mailboxes that keep your cold outreach campaigns out of spam. Auto-configure DNS, SPF, DKIM, and DMARC instantly so Google and Outlook trust your domains from day one. Activate "human" sending patterns with one click to build a high sender reputation and stay out of spam folders. Scrub dead emails 10x faster than other tools to prevent bounces and keep your new domains healthy. Automated reporting and invoice generation for easy bookkeeping. Create workspaces, add mailboxes, configure settings, and connect tools in a few clicks. Manage email accounts easily and customize names and profile pictures for consistency. Create separate workspaces to run campaigns for…from mailerr.co
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