Choose Apollo if you need
- Web. We haven't found it on Reply.io's website.
- Integration with Outreach, Salesloft or Marketo. We haven't found them on Reply.io's website.
At a glance
- Apollo has a free plan. We haven't confirmed one for Reply.io.
- Reply.io offers a free trial (14 days). We haven't confirmed one for Apollo.
- Apollo's lowest paid plan is Basic at $49 per seat per month, billed annually, as of October 14, 2026.
- Both are available on Chrome extension and API.
- Only Apollo lists Web.
- Both work with Salesforce and HubSpot.
- Reply.io lists SOC 2 and GDPR. We haven't confirmed any of these for Apollo.
- Reply.io 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.
Which to choose
From the facts checked for both tools, not from opinion. A fact we haven't confirmed for one of them is never counted.
Choose Reply.io if you need
- Integration with Calendly or Zapier. We haven't found them on Apollo's website.
Apollo
Nobody has reviewed Apollo yet. Its rating shows once it has 3 reviews.
Review Apollo
Reply.io
Nobody has reviewed Reply.io yet. Its rating shows once it has 3 reviews.
Review Reply.ioThe facts
- What it does
- ApolloAI GTM system with B2B data, AI agents and outreach to build pipeline and close deals
- Reply.ioGenerate leads with multichannel sequences, automate follow-ups, and hire Sales AI agents
- Free plan
- ApolloYes
- Reply.ioNot confirmed
- Pricing
- ApolloPer seat, with credits
- Reply.ioPer user, monthly
- Paid plans from
What they share
From the platforms and integrations each website lists.
Platforms
Both
- Chrome extension
- API
Only Apollo
- Web
Only Reply.ioNothing else listed
Integrations
Both
- Salesforce
- HubSpot
Only Apollo
- Outreach
- Salesloft
People who switched
Reviewers who say they used one of these before the other.
No reviewer has said they moved between Apollo and Reply.io yet.
Used either of them?
Your review makes this comparison better for the next person. Review Apollo or review Reply.io.