Autoklose vs Smartlead in 2026: Bundled sales database vs deliverability infrastructure at scale
Autoklose keeps things simple with one built-in B2B database and email sequencing behind a sales quote. Smartlead skips the database and instead builds unlimited mailboxes, dedicated sending infrastructure, and white-label agency tooling for teams sending at real volume.
Autoklose
Smartlead- Autoklose bundles a B2B lead database into email sequencing; Smartlead has no lead database and instead generates verified prospect emails through SmartProspect based on your own sending activity.
- Smartlead publishes transparent pricing starting at $32/month for Base. Autoklose lists "Contact for pricing" across all three of its tiers.
- Smartlead includes unlimited mailboxes and unlimited lead storage on every plan. Autoklose does not publish a mailbox or contact limit at all.
- Smartlead runs dedicated-tenant infrastructure (SmartInfra) with its own IP ranges on its top Prime tier, isolating sender reputation from other customers. Autoklose has no comparable infrastructure feature documented.
- Smartlead offers white-label agency workspaces for reselling under an agency's own brand. Autoklose has no white-label option in its published feature set.
- Smartlead's pricing includes several paid add-ons, notably SmartDelivery placement testing starting at $49/month on top of the base plan, which complicates total cost comparisons against Autoklose's flat quote-based tiers.
- Smartlead's own review data shows a higher overall score (8.1) than Autoklose (7.3), with the largest gaps in features and value for money.
Autoklose and Smartlead solve for different scale problems inside the same cold outreach category. Autoklose is built for a sales team that needs prospects and a sequencer in one bill, and it charges for that through a sales conversation at every tier. Smartlead is built for teams and agencies sending tens of thousands of emails a month who need infrastructure-level deliverability control: unlimited mailboxes on every plan, AI-driven warmup with automatic DNS setup, and dedicated sending infrastructure that isolates your reputation from other customers, published transparently starting at $32/month. Smartlead also layers in SmartDialer for calling and white-label workspaces for agencies, features Autoklose has no equivalent of.
The tools at a glance
Autoklose
Email automation platform with a built-in B2B lead database, letting sales teams reach thousands of prospects from a single tool.
Autoklose's core offer has not changed much: a built-in B2B database, searchable by industry, company size, job title, and location, feeding directly into an email sequencing engine that handles follow-up timing and reply detection. A sales rep never needs to buy contact data separately before running a campaign.
Campaign reporting shows opens, replies, click-throughs, and sequence completion, and shared visibility across a team helps managers coordinate without duplicate outreach to the same prospect. Being part of VanillaSoft also means Autoklose plugs into that platform's lead routing and call management for teams already running that stack.
Where it falls short of a scale-focused tool like Smartlead is infrastructure. There is no documented mailbox limit clarity, no dedicated sending infrastructure, no AI-driven warmup, and no white-label option for agencies. None of the three tiers publish a price, so a team sending at real volume has no way to size up total cost without a sales call first.
| Feature | Starter Contact for pricing | Small Business Contact for pricing | Enterprise Contact for pricing |
|---|---|---|---|
| Email sequence automation | Yes | Yes | Yes |
| Built-in lead database | Yes | Yes | Yes |
| Campaign reporting | Yes | Yes | Yes |
| Team collaboration | No | Yes | Yes |
| CRM integrations | No | Yes | Yes |
| VanillaSoft integration | No | Yes | Yes |
| Dedicated support | No | No | Yes |
Smartlead
Cold email outreach infrastructure with unlimited mailboxes, AI-powered warmup, and a white-label client portal built for agencies.
Smartlead treats deliverability as an infrastructure problem rather than something to patch manually, and unlimited mailboxes on every plan is the clearest expression of that. Teams running dozens of sending domains can connect them all under one account without incremental per-inbox fees, something a database-first tool like Autoklose is not built around.
AI-driven warmup handles DNS setup, SPF, DKIM, and DMARC automatically, and simulates realistic engagement patterns to build sender reputation on new domains before a campaign ever goes live. SmartProspect generates verified prospect emails for every three emails sent, creating an ongoing lead supply that functions differently from Autoklose's static built-in database but still reduces the need for a separate list purchase. SmartInfra's dedicated-tenant infrastructure, available on Prime, isolates sending reputation from other Smartlead customers entirely.
Beyond email, SmartDialer adds multi-channel calling, and white-label workspaces let agencies run client campaigns under their own brand. The trade-off is pricing complexity: SmartDelivery placement testing is a separate add-on starting at $49/month, white-label is gated to higher tiers, and total cost requires stacking the base plan against whichever add-ons you actually need.
| Feature | Base $32/mo | Pro $78/mo | Smart $144/mo | Prime $315/mo |
|---|---|---|---|---|
| Email Sends per Month | 6,000 | 90,000 | 150,000 | 5,694,000 |
| Unlimited Mailboxes | Yes | Yes | Yes | Yes |
| AI Warmup Pool | Yes | Yes | Yes | Yes |
| API and Webhooks | Yes | Yes | Yes | Yes |
| Private Infrastructure (SmartServers) | No | No | No | Included |
| White-Label | No | No | Add-on | Add-on |
| SmartDelivery (placement testing) | Add-on $49/mo | Add-on $174/mo | Add-on $174/mo | Add-on $599/mo |
Head-to-head feature comparison
| Feature | Autoklose | Smartlead |
|---|---|---|
| Built-in lead database | Yes, B2B database included | No, generates leads via SmartProspect from your own send volume instead |
| Unlimited mailboxes | Not published | Yes, all plans |
| AI-driven warmup | Not a documented feature | Yes, all plans, with automated SPF/DKIM/DMARC setup |
| Dedicated sending infrastructure | No | Yes, SmartInfra dedicated IPs on Prime |
| White-label agency workspace | No | Yes, add-on from Smart tier up |
| Multi-channel calling | No | Yes, SmartDialer |
| API access | Not documented beyond CRM integrations on Small Business and above | Yes, all plans |
| Public pricing | No, contact sales for all three tiers | Yes, published from $32/mo |
| Starting price | Not published | $32/mo |
| Add-on pricing complexity | No add-ons documented; flat sales-quoted tiers | Yes, SmartDelivery and white-label are separate paid add-ons |
Which should you choose?
AutokloseSmartleadSmartleadSmartleadAutokloseSmartleadSmartleadSmartlead is the deeper and more scalable product on nearly every infrastructure dimension: unlimited mailboxes on every plan, AI-driven warmup with automated DNS setup, dedicated sending infrastructure at the top tier, and white-label options Autoklose does not have at any price. Autoklose's advantage stays narrow, a single bundled database for a team that has not solved prospecting yet, and the VanillaSoft ecosystem fit for existing customers there. Smartlead's pricing does require care, since SmartDelivery and white-label both stack as paid add-ons on top of the base plan, so the $32 entry price is not the full story for a team that wants those features.
Bottom line
Choose Smartlead if email volume and deliverability at scale are the actual problem, start on the Smart plan at $144/month for unlimited contact storage without the tight send limits of Base or Pro, and budget separately for SmartDelivery if inbox placement testing matters to you. Choose Autoklose only if your team's real gap is sourcing B2B contacts without paying for a separate database, or you are already inside the VanillaSoft ecosystem and want outreach folded into it. For agencies and any team sending real cold email volume, Smartlead's infrastructure and transparent base pricing make it the stronger default.
Frequently asked questions
Does Smartlead include a lead database the way Autoklose does?
Not in the same sense: Smartlead has no static built-in database, but its SmartProspect feature earns verified prospect email credits for every three emails you send, creating an ongoing lead supply tied to your own sending activity rather than a searchable database like Autoklose provides upfront.
Why does Autoklose not publish pricing while Smartlead does?
Autoklose sells through a sales-led model across all three of its tiers, Starter, Small Business, and Enterprise, so no price is visible anywhere on its site. Smartlead publishes base pricing starting at $32/month for its Base plan, though several features like SmartDelivery and white-label are separate paid add-ons on top of that.
Is Smartlead's $32/month plan the real total cost, or are there hidden fees?
The $32/month Base plan covers the core platform, unlimited mailboxes, and AI warmup, but placement testing through SmartDelivery starts at an additional $49/month and white-label access is an add-on from the Smart tier up, so total cost depends on which extras your team actually needs.
Does Autoklose support unlimited email accounts like Smartlead?
Autoklose does not publish a mailbox or sending account limit in its documented feature set, so there is no way to confirm this without a sales conversation. Smartlead explicitly includes unlimited mailboxes and unlimited lead storage on every plan, including the $32/month Base tier.
Which tool is better for an agency running cold email for multiple clients?
Smartlead is the stronger fit for agencies, since it offers white-label workspaces so clients see a branded interface while the agency manages deliverability and infrastructure behind the scenes. Autoklose has no white-label or documented multi-client workspace feature in its public materials.
Can Autoklose match Smartlead's dedicated sending infrastructure?
No, Autoklose has no dedicated infrastructure or private IP feature documented anywhere in its product. Smartlead's SmartInfra, available on its Prime tier, gives customers dedicated-tenant infrastructure with their own IP ranges, isolating sender reputation from other Smartlead accounts entirely.