Your AI setter
books calls.
You just close.
MailZoo qualifies every lead, handles all the follow-up, and books calls straight onto your calendar — 24/7, for a fraction of what a human setter costs.
No credit card required · Free plan available · Setup in 2 minutes
Trusted by 500+ revenue teams
MailZoo AI Agent
Responding now…
Sarah Thompson
Inbound · B2B SaaS · Just now
● Qualified · High intent
Appointment booked
Thursday, Apr 17 · 2:00 PM
Today
42 leads
qualified ↑18%
11 calls booked
this week
Built to outwork any human setter
Your AI agent is always on, always responsive, and never has an off day.
< 0s
AI response time
Replies to every new lead faster than any human setter
0/7
Always on
Qualifies leads and books calls around the clock, no days off
0
Channels supported
Email, SMS, LinkedIn, Instagram, and Facebook
Outperforms human setters.
We will:
01. Qualify leads instantly
Every lead answered in seconds — not hours.
Your AI agent is always on. The moment a lead comes in, it engages, asks the right questions, and figures out if they're worth your time — so you only talk to people who are ready to buy.
- No more chasing cold leads. Your AI does the filtering so you don't have to.
- Built around your criteria. Tell it what a good lead looks like — it handles the rest.
- Handles objections naturally. Surfaces pain points and keeps conversations moving forward.
AI Qualification Agent
Live · responding in <3s
02. Convert leads into booked calls
From interested to booked — without the back-and-forth.
No links dropped mid-chat. No scheduling emails. Your AI proposes times, confirms the slot, and fires the calendar invite — all inside the same conversation the lead was already in.
- Booking inside the chat. Feels like talking to a person, not clicking through a form.
- Live calendar awareness. Only offers times you're actually free — zero double-booking.
- One conversation, done. Lead goes from warm to booked in minutes, not days.
Live booking conversation
Appointment confirmed
Thursday · 2:00pm · added to calendar
03. Run campaigns that fill your pipeline
Outreach that sounds personal — because it is.
Drop in your prospect list and walk away. The AI researches every company, writes a tailored message for each one, and follows up on its own until someone replies. You just show up to the calls.
- Research done for you. Reads each company's site and crafts a hook that actually lands.
- Follow-up on autopilot. Sequences keep running until a reply comes in — then they stop.
- Works with your stack. Push to Apollo, Lemlist, or Outreach — or send straight from MailZoo.
Cold Outreach — Agency Owners
Priya Chandran
Bright Side Agency
Tom Bellamy
Foundry Creative
Lucia Vega
Marrow Studio
Your pipeline runs itself.
You just close the deals.
Connect your leads, set your criteria, and let your AI handle everything in between — qualification, follow-up, and booking — on autopilot.
Connect your leads
Import a CSV or connect your CRM. MailZoo instantly ingests every lead — inbound form fills, cold lists, or warm prospects — no special format required.
AI qualifies every lead
Your AI agent engages each lead 24/7 — asking the right questions, scoring against your criteria, and building sales intelligence automatically.
Appointments are booked
Qualified leads are guided conversationally into booking a call directly on your calendar. No Calendly links dropped mid-chat — just seamless booking.
You show up and close
Your calendar fills with qualified, pre-warmed calls while your AI handles all the follow-up. You focus on closing — nothing else.
Put Your Pipeline on Autopilot
Your AI agent qualifies leads, nurtures them, and books straight onto your calendar — while you focus on closing.
The ROI is obvious
Replace your human setter
with an AI agent that never sleeps.
1 human setter costs $2,000+/month, works 8 hours a day, and has bad weeks. MailZoo runs unlimited parallel conversations 24/7 — for a fraction of the cost.
Human setter
$2,000
/month + burnout
MailZoo AI
$49
/month, unlimited
Qualify leads 24/7
AI engages every inbound and outbound lead instantly — even at 3am.
Fill your calendar automatically
Qualified leads book directly into your calendar. Zero friction, zero missed slots.
Never chase a lead again
Multi-touch follow-up runs on autopilot until leads convert or opt out.
Scale without headcount
Run unlimited AI appointment-setting campaigns without hiring a single person.
Ready to stop chasing leads?
Your AI agent is ready to go live
Set it up in minutes. Start qualifying leads and booking calls the same day.
Who it's for
Built for anyone who wants more booked calls
Whether you're a solo founder or running a full sales team, MailZoo removes all the manual work from qualifying leads and filling your calendar.
Founders
Fill your own calendar
Qualify leads and book discovery calls without hiring a setter or an SDR. MailZoo handles the full conversation — you show up to close.
Agencies
Offer AI setting as a service
Run AI-powered lead qualification and appointment booking for multiple clients simultaneously. New revenue stream, zero extra headcount.
Sales Teams
AI setters working 24/7
Let AI handle qualification and booking so your closers only ever talk to ready-to-buy prospects. More pipeline, less grind.
Coaches
Book more discovery calls
Qualify and convert high-value prospects without chasing, following up, or manually scheduling. Your AI agent runs the intake 24/7.
Testimonials
Here's what our clients have to say...
Hear from founders, sales leaders, and agencies using MailZoo to qualify leads and fill their calendars with booked calls.
“We were spending hours each week chasing leads that never went anywhere. MailZoo handles the qualification and follow-up automatically — we just show up to the calls that are already booked.”
Marcus Holt
Head of Revenue · Vertex Growth
“I was skeptical that AI could hold a proper qualification conversation. The conversations it runs are genuinely natural and on-brand. Leads arrive at our calls already warmed up — the AI has already done the work.”
Priya Nair
Founder · OutboundLab Agency
“As a solo founder I could not justify hiring a setter. MailZoo gave me a pipeline I could actually manage. Leads are qualified before I ever talk to them — I spend my time closing, not chasing.”
Daniel Ferrara
CEO & Founder · Stackform
Pricing
Simple, transparent pricing
Start free, prove performance quickly, and upgrade as volume grows. No contracts. Cancel anytime.
Explore the platform
Free
10 leads (lifetime)
- 10 AI lead conversations
- CSV lead import
- AI lead qualification
- Appointment booking included
For founders and solo operators
Starter
200 leads/month
- 200 leads per month
- Everything in Free
- Priority AI processing
- Direct calendar integration
- Email support
For revenue teams and agencies
Pro
1,000 leads/month
- 1,000 leads per month
- Everything in Starter
- Multi-campaign management
- Team seat sharing
- Priority support
Every plan includes AI lead qualification, appointment booking, and full conversation history. Unused monthly leads do not roll over.
FAQ
Common questions
Everything you need to know before getting started.
Start converting leads into booked appointments
Join thousands of founders, coaches, and sales teams filling their calendars with MailZoo. Your first 10 lead conversations are completely free.
No credit card required · 10 free leads · Cancel any time