Apollo.io vs Smartlead
By Frederik S. Christiansen · Updated 2026-07-05
Apollo.io: Sales platform pairing a vendor-claimed 230M+ contact B2B database with email sequencing, dialing, and enrichment; self-serve plans from $49 per user/month.
Smartlead: Cold email outreach platform with unlimited sender mailboxes, automated warmup, and agency whitelabel features, priced by monthly send volume.
Smartlead sells cold-email infrastructure — unlimited mailboxes, warmup, and full API access from $39/month — but includes no built-in contact database, so it suits teams that bring their own lists, while Apollo bundles a 230M+-contact database with outreach per seat.
A database-first sales platform priced per seat with a free-forever tier: Apollo sells access to its B2B contact database plus multichannel engagement (email sequences, dialer, LinkedIn tasks), whereas Smartlead is sending-infrastructure-first, charging flat monthly rates for send volume across unlimited mailboxes with no native calling or LinkedIn channel.
Verified differences
| Difference | Apollo.io | Smartlead |
|---|---|---|
| Pricing model | freemium | subscription |
| Starting price | from $49/mo | from $39/mo |
| Free plan | Yes | No |
| Platforms | web, chrome-extension, api, android | web, api |
| Integrations (exclusive) | Outreach, Salesloft, SendGrid, Mailgun | Zoho CRM, Attio, GoHighLevel, Clay |
| Support | email, chat | |
| Focus | Sales database & engagement | Cold email infrastructure |
| Founded | 2015 | 2022 |
| Distinct focus | B2B contact and account database · Email sequences and multichannel outreach · Chrome extension for in-context prospecting | Unlimited sender mailboxes with rotation · Automated email warmup network · Master Inbox for unified reply management |
| Built for | SMB and mid-market sales teams that want a contact database and outreach tooling in one per-seat subscription instead of separate data and sequencing vendors; Founders and early sales hires starting outbound on a small budget, using the free tier or Basic plan before committing | Lead generation agencies running campaigns for multiple clients that need workspaces, whitelabel branding, and per-client API keys; Outbound sales teams sending high volumes across many rotating mailboxes and domains |
Head-to-head notes
Smartlead and Apollo solve different halves of the outbound problem and are frequently used together rather than as substitutes. Apollo is database-first: you pay per seat (with a free-forever tier) primarily for access to its B2B contact database, enrichment credits, and a multichannel engagement layer that includes email sequences, a dialer, and LinkedIn tasks. Smartlead is delivery-first: it assumes you bring your own lead lists (or use its bundled verified-prospect credits) and focuses on getting high volumes of email delivered — unlimited rotating mailboxes, warmup, dedicated sending servers, and inbox-placement testing. Teams sending a few hundred emails a month from a couple of seats will find Apollo's all-in-one model simpler; agencies and teams sending tens of thousands of emails across dozens of mailboxes typically outgrow per-seat sequencers and move sending to infrastructure tools like Smartlead, often keeping Apollo or Clay upstream for data.
Pricing compared
Apollo.io
- 900 credits per seat per year, granted monthly
- AI Assistant limited to 5 chats (10 messages each) and AI Research
- 2 sequences per team; 250 email sends per day; Gmail-only mailbox connection
Phone-number access is time-limited and seats may be limited after the initial period, per Apollo's pricing FAQ.
- 30,000 credits per seat per year, granted upfront
- Unlimited sequences; deliverability suite and email warmup
- CRM integrations (Salesforce, HubSpot, Pipedrive); US dialer with credit usage
- Still capped at 250 email sends per day and 1 mailbox per user
- 48,000 credits per seat per year, granted upfront; 14-day free trial available
- Unlimited daily email sends; unlimited Google/Microsoft mailboxes plus SMTP mailboxes per user
- Unlimited sequences with A/Z testing
- Call recordings and AI insights up to 4,000 minutes
Marked 'Most popular' on Apollo's pricing page.
- 72,000 credits per seat per year, granted upfront; minimum 3 seats
- Single sign-on (SSO), advanced security configurations, bring-your-own LLM API key
- Call recordings and AI insights up to 8,000 minutes
3-seat minimum makes the effective entry price $357/month billed annually.
Free plan available. Free trial (14 days).Pricing verified 2026-07-05 — source: vendor pricing page. Always confirm at checkout.
Smartlead
- 2,000 stored contacts
- 6,000 email sends per month
- 2,000 verified emails (prospect verification credits)
- Unlimited connected email accounts with warmup
No API or webhook access on this tier; ~17% off on annual billing.
- 30,000 stored contacts
- 90,000 email sends per month
- 30,000 verified emails
- API and webhook access included
- Client/workspace management available from this tier
~17% off on annual billing.
- Unlimited stored contacts
- 150,000 email sends per month
- 50,000 verified emails
- Premium warmup pool access
Marked 'Most popular' on the vendor pricing page; ~17% off on annual billing.
- Unlimited stored contacts
- 500,000 email sends per month
- 170,000 verified emails
- 3 SmartServers included
- 3+ client workspaces included
~17% off on annual billing.
Free trial.Pricing verified 2026-07-05 — source: vendor pricing page. Always confirm at checkout.
Which one fits your team?
Choose Apollo.io if…
- SMB and mid-market sales teams that want a contact database and outreach tooling in one per-seat subscription instead of separate data and sequencing vendors
- Founders and early sales hires starting outbound on a small budget, using the free tier or Basic plan before committing
- RevOps teams on Salesforce, HubSpot, or Pipedrive that need CRM enrichment and job-change tracking alongside prospecting
- Teams that value published, self-serve pricing and want to trial the product for 14 days without talking to sales
Choose Smartlead if…
- Lead generation agencies running campaigns for multiple clients that need workspaces, whitelabel branding, and per-client API keys
- Outbound sales teams sending high volumes across many rotating mailboxes and domains
- RevOps and growth engineers who want API-first control over campaigns, leads, and reply webhooks
Full reviews: Apollo.io · Smartlead · Apollo.io alternatives · Smartlead alternatives · all ai sales & outreach tools