Smartlead Will Send 150,000 Emails for You. Who Answers the 4,500 Replies?
You're comparing sending tools, and Smartlead wins that comparison — we'll say so below. But sending was never the job. The job starts when someone writes back. Below: one Tuesday morning of replies, run through both.
Type your website. See what Sellinger would write to one of your buyers — and how it would answer their reply — before you sign up.
No website yet?
Tuesday morning · 90,000 sends last month · the replies come in
Same replies, both tools
Smartlead master inbox
0 unansweredSellinger
0 answeredSmartlead delivered every one of these. Delivery was never the hard part.
Unit4
DC Thomson
Rocket.Chat
Pendo
GetAccept
Retention.com
Adoric
Squirro
DesignRush
Vettio
Sales Automation Systems
GetGlued
PeopleForce
Vantage Circle
TalentSight
SadaPay
Eureeca
PureVPN
Last9
Vivoo
Disrupt
Demand.io
Fluence GroupUnit4DC ThomsonRocket.ChatPendoGetAcceptRetention.comAdoricSquirroDesignRushVettioSales Automation SystemsGetGluedPeopleForceVantage CircleTalentSightSadaPayEureecaPureVPNLast9VivooDisruptDemand.ioFluence GroupSmartlead is the best sending infrastructure money can buy — unlimited mailboxes, warmup pools, staggering volume per dollar. It delivers the sequences you write to a master inbox you staff. Sellinger includes the staff: an agent that writes each email for one person, answers every reply in minutes, follows the quiet ones to WhatsApp and LinkedIn, and books the meeting. One is a bigger cannon. The other is someone to have the conversation.
Side by Side, Verified
Beyond the checkmarks — who does the work at each step.
| Feature | Sellinger | Smartlead |
|---|---|---|
| Email sending + inbox rotation | ||
| Automatic warmup | ||
| Who writes the campaigns | AI, composed per lead | You (templates + spintax) |
| Who answers the replies | AI agent, in minutes, 24/7 | You, in a master inbox |
| Objection handling & follow-up judgment | Built into the agent | Manual / your SDRs |
| Channels beyond email | LinkedIn, WhatsApp, Voice, Chat, SMS, Instagram | Dialer add-on |
| Inbound emails & existing customers | Answered and looked after by the agent | Outbound sending only |
| Meeting booking | AI books into Cal.com / Calendly | Manual, after you reply |
| Raw sending volume per dollar | Scales by warmed inboxes | Exceptional (150k sends at $174) |
| Free trial | 30 days, no credit card | Free trial, no credit card |
Smartlead details from smartlead.ai, last verified August 20, 2026.
See the difference on your own leads
Type your website. Sellinger reads it, finds your buyers and writes the first email — the part Smartlead leaves to you — live, right in front of you, before you create an account.
No website yet?
Cheaper per Send. Costlier per Week.
Both verified August 20, 2026. Smartlead costs less per email — and includes none of the work.
Smartlead
$39–$379/mo
- Base $39 (6k sends) → Prime $379 (500k sends, private servers)
- Unlimited mailboxes, warmup included
- Still needed: copywriting, reply handling, booking, other channels
Still your job with Smartlead…
- Writing every sequence — or paying a copywriter to
- Staffing the master inbox as the replies pile up
- Booking each meeting by hand once someone bites
- Watching leads die quietly when email is the only channel
Sellinger
$39+/mo email agent
- Writing, replying, follow-ups, and booking — included in the agent
- Bundles from $249/mo add LinkedIn and more channels + CRM
- 30-day free trial, no credit card, cancel anytime
Handled for you with Sellinger…
- Every email researched and written per lead, by the agent
- Every reply answered in minutes — nights and weekends included
- Quiet leads followed up on WhatsApp or LinkedIn automatically
- Meetings booked straight into your calendar, invite sent
Run the Whole Thing From One Conversation
With sending infrastructure you build sequences and staff an inbox. With Mr. Sellinger you have a conversation: tell him who you sell to, he sets the email agent up on your inboxes, shows you the first drafts, and briefs you every morning on who replied and what he answered.
Mr.Sellinger
Online • 100+ tools available
Set up by talking
“Reach ops leaders at mid-size logistics firms, three inboxes, warm tone, book 15-minute calls” is the whole setup. He drafts the persona and shows you the first email before anything sends.
Change anything mid-flight
“Slower on the new domain.” “Stop emailing Acme.” “Move quiet leads to WhatsApp after 5 days.” Every instruction lands on the live agent in seconds.
A briefing every morning
Who replied, what he answered, meetings booked overnight, the one thread that needs you — in the app, on WhatsApp, or on a call.
Keep Your Inboxes. Add the Person.
Connect the same inboxes you send from today; the agent takes over the writing, the replies and the booking.
Connect your inboxes
Gmail, Outlook or IMAP — the ones you already warmed. Warmup continues; per-inbox pacing is on by default.
It reads your business
Point it at your website and docs. It learns what you sell, who buys, and how you talk — the same read you saw above.
Approve the first drafts
Review the first batch in the morning briefing. Fix the tone once; it remembers.
Show up to the meetings
It writes per lead, answers every reply within minutes, follows the quiet ones to WhatsApp or LinkedIn, and books into your calendar.
Connect your inboxes
Gmail, Outlook or IMAP — the ones you already warmed. Warmup continues; per-inbox pacing is on by default.
It reads your business
Point it at your website and docs. It learns what you sell, who buys, and how you talk — the same read you saw above.
Approve the first drafts
Review the first batch in the morning briefing. Fix the tone once; it remembers.
Show up to the meetings
It writes per lead, answers every reply within minutes, follows the quiet ones to WhatsApp or LinkedIn, and books into your calendar.
Hear It From Teams Like Yours
Sales leaders share how Sellinger transformed their revenue operations.
What Our Customers Say
From startups to enterprises, teams are replacing their entire outbound stack with Sellinger.
“Sellinger replaced our entire SDR team and tripled our pipeline in 3 months.”
Garrett Noach
Founder
The honest part
We know. One more tool is the last thing you want.
You came here to compare tools, and switching tools while running a business is overwhelming — we hear it on every call. So we built this one to need almost nothing from you: no sequences to write, no master inbox to staff, no training. You type your website, connect the inboxes you already have, and say yes to the first drafts. That's the whole switch.
And here is what we see from the inside, across 500+ companies: the firms that waited on AI didn't lose to better products. They lost the reply — to whoever answered first, at 23:40, in the buyer's language, with the meeting link already in the message. The gap isn't the tool. It's the hour.
Everything you'll actually do
- 1
Type your website
Right here, on this page. Fable reads it and shows you what it understood — you saw it above.
- 2
Connect the inboxes you already have
Gmail, Outlook or IMAP, one click each. Pacing and warmup on by default.
- 3
Say yes to the first drafts
Tomorrow morning, in your briefing. Fix the tone once; it remembers.
Then it runs. About five minutes of your attention a day — and the replies that used to pile up in a master inbox get answered in two.
See What AI Can Do for You TodayFrequently Asked Questions
Straight answers — no dodging the hard ones.
See What AI Can Do for You. Today.
Type your website above and watch Sellinger read it, find your buyers and write the first email — the part Smartlead leaves to you — before you create an account. Then run it on your real inbox for 30 days, free, and compare calendars.
Live
Fable research on your site
~2 min
To answer a reply
30 days
Free, no card