C
CData enrichment, AI research agents and GTM workflows for sales and marketing teams
Free, from $54/mo
Apollo.io vs Gong
Pricing, features, platforms and who each one suits — side by side.
A
Choose Apollo.io if…
- you want a free plan to start with
- you need an API to build on
- you work on Chrome
- you're in its core audience: sales development reps, account executives
G
Choose Gong if…
- you're in its core audience: sales teams, revenue operations
Side by side
Feature Apollo.io Gong
Pricing modelFreemiumContact for pricing
Starting price——
Free plan
Free trial
API
Open source
Trains AI on your contentYesNo
Data retention—Kept as long as reasonably necessary; customers configure custom retention settings
Security and complianceSOC 2 Type II, ISO 27001, GDPR, CCPASOC 2 Type II, ISO 42001, ISO 27001, ISO 27701, PCI DSS, GDPR, CCPA
Own contact database—
Waterfall enrichment—
Phone numbers—
Intent & job-change signals—
Built-in sequences—
MCP server
PlatformsWeb, Chrome, APIWeb
CategoryLead GenerationSales Assistants & CRM
CompanyZenLeads, Inc. d/b/a Apollo.ioGong.io Ltd.
Based inUnited StatesIsrael
Founded2015—
Part of——
Key features
A Apollo.io
- B2B database of 240M+ contacts and 30M+ accounts
- AI agents that research accounts and prioritize leads
- Email sequencing and outreach automation
- Parallel dialer for phone prospecting
- Waterfall enrichment for more complete records
- Domain warming, inbox rotation and reputation monitoring
- Chrome extension for finding emails and phone numbers
- 200+ integrations, plus an MCP server
G Gong
- Captures and analyzes customer interactions
- Revenue Graph connecting interaction data across the business
- AI agents for follow-ups and pipeline edits
- Pipeline forecasting with centralized analytics
- AI-personalized sales engagement
- Rep training built from real customer conversations
- Dashboards for revenue performance
- Multilingual capabilities
Plans and prices
From each vendor's site. Prices change — confirm before buying.
Apollo.io
FreeFree
BasicNot published
ProfessionalNot published
CustomCustom
Gong
Custom proposalCustom
Strengths and limitations
Apollo.io
- Free plan with no time limit
- Large built-in B2B contact database
- Works inside your CRM, Gmail and browser
- Monthly billing can be cancelled anytime
- Plan prices are not shown on the pricing page
- API access is listed only on the Custom plan
- Free plan sends email campaigns only through connected Gmail accounts
- Unused credits expire at the end of each billing cycle
Gong
- One platform covers engagement, forecasting, enablement and agents
- Integrating an existing tech stack costs nothing extra, per the pricing page
- Rated 4.8 on G2 across 6,200+ reviews
- Industry-specific solutions for financial services, healthcare and manufacturing
- No public prices; you need a custom quote
- Platform fee charged on top of per-user licenses
- No free plan or free trial listed
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Built from each vendor's public website; we haven't tested them hands-on. Editorial policy