Apollo
Nobody has reviewed Apollo yet. Its rating shows once it has 3 reviews.
Review ApolloAt a glance
- Apollo has a free plan. We haven't confirmed one for Seamless.AI.
- Apollo's lowest paid plan is Basic at $49, as of October 14, 2026.
- Both work with Salesforce, HubSpot, Outreach and Salesloft.
- Seamless.AI lists SOC 2, ISO 27001 and GDPR. We haven't confirmed any of these for Apollo.
- Seamless.AI has a public API. We haven't confirmed one for Apollo.
From each tool's own website, checked on the dates below, and from published reviews.
Seamless.AI
Nobody has reviewed Seamless.AI yet. Its rating shows once it has 3 reviews.
Review Seamless.AIThe facts
- What it does
- ApolloAI GTM system with B2B data, AI agents and outreach to build pipeline and close deals
- Seamless.AIAI sales platform that delivers verified prospects, automated outreach and booked meetings
- Free plan
- ApolloYes
- Seamless.AINot confirmed
- Pricing
- ApolloPer seat, with credits
- Seamless.AINot confirmed
- Plans
What they share
From the platforms and integrations each website lists.
Integrations
Both
- Salesforce
- HubSpot
- Outreach
- Salesloft
Only Apollo
- Marketo
- Gmail
- SendGrid
Only Seamless.AI
- Microsoft Dynamics
- Pipedrive
- Zoho
People who switched
Reviewers who say they used one of these before the other.
No reviewer has said they moved between Apollo and Seamless.AI yet.
Used either of them?
Your review makes this comparison better for the next person. Review Apollo or review Seamless.AI.