Apollo.io vs Causo
Apollo.io and Causo are both sales engagement & outbound tools. Apollo.io is aimed at small businesses and enterprise, while Causo is aimed at small businesses and freelancers. Causo costs less, from $19/mo versus $59/mo for Apollo.io. Both have a free plan.
B2B contact database with sequences and dialer
AI prospecting agent that researches leads with sources, plus MCP
| Pricing | Freemium · $59 | Freemium · $19 |
| Starting price | $59/mo | $19/mo |
| Free plan | Yes | Yes |
| Free trial | — | — |
| Built for | Small businesses, Enterprise | Small businesses, Freelancers, Agencies |
| Platforms | web | web |
| Country | US · 2015 | GB · 2025 |
| Rating | — | — |
Choose Apollo.io if
Startups and SMB sales teams who need data and outreach without ZoomInfo budgets.
- Data plus engagement in one affordable tool
- Generous free tier
- Fast prospect list building
Look elsewhere if: Enterprises needing highest-accuracy phone data or complex orchestration (Clay + Outreach).
Choose Causo if
Founders and small sales teams prospecting into niche markets who want sourced research rather than raw database filters.
- Finds companies in niches that static databases miss
- Every match comes with sources you can check
- Low $19 entry plan and a free start without a card
Look elsewhere if: Sales teams that need a huge contact database, CRM sync and full multichannel sequencing (Apollo, ZoomInfo).
Apollo.io vs Causo pricing
Apollo.io
- Free$0Light usage, limited credits and contact database
- Basic$59/user/mo$49/mo billed annually; email sequencing, core integrations
- Professional$99/user/mo$79/mo billed annually; AI features, dialer, call recording
- CustomCustomCustom volumes, SSO, advanced security, API access
Causo
- Free$050 one-time tokens, 20 agent messages, 1 mailbox, no card
- Let me try$19/mo100 tokens/mo, unlimited agent messages, CSV export
- Founder's Delight$79/mo500 tokens/mo, up to 3 mailboxes, top-ups $0.30/token
- Serious Business$259/mo2,000 tokens/mo, up to 5 mailboxes, top-ups $0.30/token
- EnterpriseCustomCustom tokens, unlimited mailboxes, team workspace
Apollo.io · Key features
- Searchable database with 65+ filters and buying intent
- Email sequences with A/B tests and deliverability tools
- Dialer, call recording and conversation intelligence
- Chrome extension for LinkedIn and websites
- CRM enrichment and two-way sync
- AI research, writing and workflows
Cons
- Mobile number accuracy varies
- Credit limits on higher-value data
- Deliverability depends on your setup
Causo · Key features
- Plain-language ideal customer search across public web sources
- Sourced evidence explaining why each company matches
- Decision-maker lookup with email verification
- Research-based outreach drafts you edit before sending
- Connected mailboxes and one-token outreach sequences
- Remote MCP server for Claude, ChatGPT, Cursor and Codex
Cons
- No CRM integration named on the site
- Tokens run out quickly on large prospect lists
- Prices are marked early bird and may change
Apollo.io vs Causo: FAQ
Which is cheaper, Apollo.io or Causo?
Causo starts at $19/mo and Apollo.io at $59/mo. Both prices are checked on the vendors' own pricing pages.
Do Apollo.io and Causo have a free plan?
Yes, both Apollo.io and Causo have a free plan; paid plans add more usage and features.