Apollo vs Topo
A side-by-side comparison of capabilities, autonomy, integrations, and pricing to help you choose.
Short answer: choose Apollo if you want b2b sales intelligence and engagement platform with ai gtm agents (Supervised agent, freemium); choose Topo if you want ai sdr that sources, enriches, and runs multichannel outbound for b2b teams (Supervised agent, subscription).
| Apollo | Topo | |
|---|---|---|
| What it is | B2B sales intelligence and engagement platform with AI GTM agents | AI SDR that sources, enriches, and runs multichannel outbound for B2B teams |
| Type | product-with-agents | agent |
| Autonomy | Supervised agent | Supervised agent |
| Pricing | freemium · Free $0; Basic from $49/user/mo (annual) | subscription · ~$900/mo (Agent plan, reported) |
| Best for | smb, mid-market, enterprise, developers | smb, mid-market |
| Deployment | saas, api | saas |
| Modalities | text, email, voice, api | text, email |
| Models | gemini, model-agnostic | proprietary, gpt |
| Protocols | mcp, rest-api, function-calling | function-calling, rest-api |
| Integrations | Salesforce, HubSpot, Pipedrive, Zoho, Gmail, Outlook | HubSpot, Slack, Microsoft Teams, LinkedIn, Gmail |
| Capabilities | 4 documented | 4 documented |
Apollo
- +Affordable all-in-one database plus sequencing with a free tier that lowers the barrier
- +Fast, intuitive filters and prospecting
- +Developer-friendly: REST API, MCP server, CLI, and published llms.txt
- -Data accuracy varies, with reported bounce rates and weaker international coverage
- -Credit-based consumption can inflate real costs
Topo
- +Consolidates sourcing, enrichment, multichannel sending, and meeting booking into one custom-trained agent
- +Human-in-the-loop copilot mode via Slack/Teams for quality control
- +Founding team brings real sales scaling experience from Aircall
- -CRM support limited to HubSpot as of this review
- -Email and LinkedIn only; no native voice channel
Which should you choose?
Apollo is b2b sales intelligence and engagement platform with ai gtm agents, best for smb, mid-market, enterprise, developers. Topo is ai sdr that sources, enriches, and runs multichannel outbound for b2b teams, best for smb, mid-market. The right choice depends on the autonomy level you want, your existing integrations, and your budget, all compared above.