Apollo.io vs Seamless.AI
Updated June 2026 · A structured head-to-head comparison.
Real-time search engine for B2B leads.
The verdict
Both Apollo.io and Seamless.AI are credible sales intelligence tools, and the right pick comes down to your priorities.
Choose Apollo.io if you want a higher overall rating (4.6/5). B2B database plus sales engagement in one.
Seamless.AI — Real-time search engine for B2B leads.
Apollo.io vs Seamless.AI: side by side
| Dimension | Apollo.io | Seamless.AI |
|---|---|---|
| Starting price | Free – $49/user/mo | Free |
| Free plan | Yes | Yes |
| Pricing model | Freemium | Freemium |
| Best for | Smb, Sales Teams, Startups | Smb, Sales Teams |
| Platforms | Web, Api | Web, Api |
| Rating | 4.6/5Winner | 4.2/5 |
Apollo.io key facts
- Vendor
- Apollo.io
- Pricing
- Freemium — Free – $49/user/mo
- Free tier
- Yes
- Platforms
- Web, Api
- Best for
- Smb, Sales Teams, Startups
- Editor rating
- 4.6 / 5
- Founded
- 2015
- Headquarters
- San Francisco, USA
Seamless.AI key facts
- Vendor
- Seamless.AI
- Pricing
- Freemium — Free
- Free tier
- Yes
- Platforms
- Web, Api
- Best for
- Smb, Sales Teams
- Editor rating
- 4.2 / 5
- Founded
- 2015
- Headquarters
- Columbus, USA
Frequently asked questions
Is Apollo.io better than Seamless.AI?
Neither is universally better — Apollo.io edges ahead on overall rating, but the best choice depends on price, platforms, and your use case. See the side-by-side table above.
Is Apollo.io or Seamless.AI cheaper?
Apollo.io is the more affordable of the two to get started, at free – $49/user/mo. Apollo.io starts at free – $49/user/mo; Seamless.AI starts at free.
Can Apollo.io replace Seamless.AI?
Yes for most teams — both are sales intelligence tools with heavily overlapping features. The main trade-offs are pricing and platform support, covered in the comparison above.