Apollo.io
Calendly
| Feature | ||
|---|---|---|
| Pricing | Free / from $49/mo | Free / from $12/mo |
| Free Plan | ✓ Yes | ✓ Yes |
| Rating | 4.4 / 5 | 4.6 / 5 |
| Best For | startups, sdrs, sales-teams, growth-teams | sales-teams, recruiters, consultants, freelancers, customer-success |
| Founded | 2015 | 2013 |
| Contact Database | ✓ | ✗ |
| Sequences | ✓ | ✗ |
| Email Tracking | ✓ | ✗ |
| Dialer | ✓ | ✗ |
| Deal Management | ✓ | ✗ |
| Enrichment | ✓ | ✗ |
| Scheduling | ✗ | ✓ |
| Calendar Sync | ✗ | ✓ |
| Routing | ✗ | ✓ |
| Workflows | ✗ | ✓ |
| Team Pages | ✗ | ✓ |
| Analytics | ✗ | ✓ |
| Integrations | ✗ | ✓ |
✓ Apollo.io Pros
- Huge contact database
- Good free tier
- Sequences included
- Affordable
✗ Apollo.io Cons
- Data accuracy varies
- Email deliverability
- Complex interface
✓ Calendly Pros
- Eliminates scheduling friction completely
- Integrates with all major calendars
- Routing forms for lead qualification
- Team scheduling with round-robin
✗ Calendly Cons
- Free plan limited to one event type
- Can feel impersonal to some recipients
- Advanced routing only on higher plans
The Verdict
Apollo.io is built for startups and sdrs, with a focus on contact-database and sequences. Calendly targets sales teams and recruiters and leads with scheduling and calendar-sync.
On pricing, Calendly is the clear winner for budget-conscious users — starting at $12/mo compared to $49/mo for Apollo.io. That $37/mo difference adds up quickly for growing teams.
Both offer free plans, so you can test each with your real workflow before committing to a subscription.
Feature-wise, Calendly offers broader built-in capabilities (7 features vs 6), while Apollo.io takes a more focused approach — which can mean a simpler, faster onboarding experience.
Both tools are a solid fit for sales teams — in those cases, the decision often comes down to workflow style and how your team prefers to organize work.
This is a genuinely close comparison. If you can, sign up for both free trials (where available) and run a one-week test with your actual team tasks before deciding.