ToolApollo.io/10 trustMetrics-checked
Apollo.io
275M+ contact database plus built-in AI sequencing — the value all-in-one.
About
Apollo.io (apollo.io) is the sales platform: 275M+ contact database with built-in email sequences and AI writing — data plus engagement in one login.
The SMB/mid-market standard for consolidated prospecting and outbound. Free plan; paid from $49/user/mo (provider list price).
What it can do
- 275M+ contact database
- Built-in sequences
- AI writing assist
- CRM integrations
- Free plan
Setup
- Sign up at apollo.io.
- Search the contact database.
- Build sequences with AI writing assist.
- Sync to your CRM.
Prerequisites
Account.
Use cases
salesdata
Works with
Generic APIAny agent (.md)
Trust score — 7/10
/10 trustMetrics-checked
Scored 7/10 (metrics tier). The value all-in-one for SMB prospecting with a huge contact database and real traction. Docked for proprietary licensing and closed metrics (provider-tier adoption estimate). Metrics tier.
How the trust score is built
Full methodology →- Adoption · stars/downloads, log-scaled vs peers
- 9.0/10
- Maintenance · recency, releases, issue load
- 5.0/10
- Openness · license + docs
- 5.1/10
- Manual review · sanity read + red-flag check
- 8.0/10
- · provider-tier estimate — thinner evidence (no public adoption metric)
- · Huge database, broad SMB traction — provider-tier estimate
- · no release date — neutral maintenance score
- · Value all-in-one: 275M+ contacts + sequencing; SMB standard. Closed SaaS.
Sources
Every fact above was checked against these sources. Where a claim comes from the provider and couldn't be independently verified, the text says so.