What is Mails.ai?

Mails.ai is an AI‑driven cold email platform that automates campaign creation, email sending, and follow‑up sequences. It supports unlimited email accounts from providers such as Gmail, Google Workspace, Outlook, Zoho, and custom SMTP, and allows users to upload any size contact list.

Integrated features include real‑time email verification, automated mailbox and campaign warm‑ups, AI‑generated personalized email content, and smart inbox rotation to improve deliverability and reduce spam flags. The platform tracks active contacts monthly, provides comprehensive reporting, and offers team collaboration tools with unlimited members.

Mails.ai details

Jurisdiction: England and Wales
Built for: Individuals

Mails.ai tech specs

Works with: OpenAI / GPT Anthropic / Claude
Cloud: AWS Vercel
Payment Processors: Stripe
Integrations: Google Workspace

Mails.ai pricing

Freemium

Free $0/mo

Startup (annual) $24/mo

Startup $49/mo

Growth (annual) $49/mo

Growth $99/mo

Pro (annual) $99/mo

Pro $199/mo

$24/mo is about average for Email median $20/mo

Most Email tools start between $9.99 and $39 a month.

Verify on the official pricing page.

View plans

Mails.ai's key features

Unlimited email accounts
Unlimited email warmup
AI email writer
Real-time email verification
Inbox rotation for deliverability
Automatic mailbox warmup
Campaign warmup

Mails.ai use cases

Automate B2B lead generation by creating, sending, and scheduling personalized cold emails to prospects across Gmail, Outlook, Zoho, or custom SMTP, while verifying addresses and warming mailboxes to keep deliverability high.
Set up time‑driven follow‑up sequences that trigger automatically based on opens or replies, track contact engagement in real time, and collaborate on email drafts with your sales team.
Bulk‑verify and clean email lists, rotate inbox identities to avoid spam, and let AI generate tailored copy for each recipient, driving higher open and reply rates.