AlienMail vs Setter AI

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

AlienMail compared with Setter AI
Detail	AlienMail	Setter AI
What it does	AI cold email software with pay-as-you-go pricing, unlimited team seats, and continuous mailbox warmup	Never miss a lead again. Book more sales calls.
Stage	Not given	Not given
Founded	Not given	2023
Based in	Not given	Not given
Pricing model	Paid	Paid
Pricing	Not given	Monthly: 500 credits ($497/mo), 2,500 credits ($2297/mo), 5,000 credits ($3497/mo). Yearly: 6,000 credits ($397/mo billed yearly), 30,000 credits ($1997/mo billed yearly), 60,000 credits ($2997/mo billed yearly). Per-lead pricing model.
Key features	AI Business DNA: learns your offer, ICP, and voice to personalize every campaign Automated sequence generation with editable templates Unlimited mailbox warmup (100% free) Connect Gmail, Outlook, or custom SMTP via Zapmail Unified inbox for all connected mailboxes Real-time deliverability analytics and health scores Native MCP server integration with Claude and ChatGPT Email verification and list cleaning AI-driven campaign optimization and performance insights Unlimited team seats at no additional cost	10-second instant lead response 15-52% lead-to-booking conversion rate WhatsApp Business integration SMS appointment setting Website chatbot embed Automated follow-ups Conversational booking technology Meeting reminders via WhatsApp and SMS CRM integrations Supports 113+ languages
What makes it different	Pay only for emails sent (4 credits per email), not monthly subscriptions AI generates complete campaigns (copy, sequences, timings) in 6 minutes, not blank templates Unlimited mailboxes and team seats included; no per-seat or per-mailbox fees Automated inbox warmup runs continuously at no cost, unlike competitor add-ons Every feature available to all users; no premium tier holding features hostage	Fastest response time at 10 seconds after lead submission Industry-leading 15-52% lead-to-booking conversion rate Seamless integration without CRM changes or extra tools Qualifies and pre-screens leads automatically Only AI agent that books directly into Calendly
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	11 −4 (down) since last check	46 −1 (down) since last check
Trust Flow (Majestic)	6	7
Citation Flow (Majestic)	21	30
Referring domains (Majestic)	26	259

4 details filled in for both companies.

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