ApolloThe AI GTM System for Go-to-Market Teams
vs
ZendeskAI-powered customer service platform
Comparison · Sales Engagement · weekly run Nov 3
Apollo vs Zendesk
Which one do AI engines recommend, and how do they differ on price, fit and features?
The short answer
Apollo is the stronger AI pick in Sales Engagement: it has a visibility score of 51 versus 0.4 for Zendesk.
Choose Apollo if…
- You want the brand AI engines rank higher (51 vs 0.4)
- You want a free plan to start
- AI answers describe it more positively (60% vs 34% positive)
- You need GDPR or SOC 2 or CCPA or ISO/IEC 27001 or CASA Tier 2 or CPRA or EU-US DPF or PCI DSS coverage
Choose Zendesk if…
- You need more native integrations (1800+ vs 200+)
- You need SOC 2 Type II or ISO 27001:2022 or ISO 27018:2019 or ISO 27701:2019 or ISO 27017:2015 or ISO 42001:2023 or FedRAMP LI-SaaS or Cyber Essentials Plus coverage
- You prefer a larger, established vendor (5,000+ employees)
- Industry leader in omnichannel customer support
AI visibility side by side
Latest weekly run · Nov 3
| Metric | Apollo | Zendesk |
|---|---|---|
| Visibility score | 51% | 0.4% |
| Change vs last week | down−2.8% | up+0.1% |
| Rank in Sales Engagement | #4 | #40 |
| Share of voice | 9.4% | 0.1% |
| Mentions this run | 59 | 1 |
| Positive in AI answers | 60% | 34% |
The stronger value in each row is marked with a ✓.
Visibility score trend
Weekly runs over the last 60 days
Apollo −2.799999999999997pp · Zendesk +0.10000000000000003pp over 1 weekly runs.
Engine by engine
Apollo leads on 3 of 3 engines
ChatGPT
AI Mode
Perplexity
ApolloZendesk
Head to head in AI answers
0 engine answers name both brands
0Apollo ranked higher
0Zendesk ranked higher
Features, pricing & fit
| Dimension | Apollo | Zendesk |
|---|---|---|
| Pricing model | Per seat | Per seat |
| Entry price | Contact sales | $19 per seat / mo |
| Free plan | Yes | No |
| Deployment | Cloud platform | Cloud (SaaS) |
| Integrations | 200+ | 1800+ |
| Compliance | GDPR, SOC 2, CCPA, ISO/IEC 27001, CASA Tier 2, CPRA, EU-US DPF, PCI DSS | SOC 2 Type II, ISO 27001:2022, ISO 27018:2019, ISO 27701:2019, ISO 27017:2015, ISO 42001:2023, FedRAMP LI-SaaS, Cyber Essentials Plus |
| Support | Email support at support@apollo.io, Dedicated support on Custom plans, Sales team for Custom plan discussions | Help Center, Community, Partners |
| Founded | 2015 | 2007 |
| Headquarters | San Francisco, CA | San Francisco, California, United States |
| Employees | 501–1,000 | 5,000+ |
| Funding | Series D · $250M raised | Take-private (Hellman & Friedman, Permira) |
| Best for | Sales and go-to-market teams that run prospecting, outreach and dialing and want data, AI and execution in one system | Support teams from startups to enterprises that need omnichannel ticketing with AI automation |
Plans side by side
Zendesk
Support Team$19agent/month paid yearly
Suite Team$55agent/month paid yearly
Suite Professional$115agent/month paid yearly
Suite Enterprise + CopilotCustomcontact sales
Pros and cons
Themes from the AI answers that mention each brand
Apollo
- Large B2B contact database combined with prospecting and email sequencing
- Transparent self-serve per-user pricing with a free tier
- Strong all-in-one value for prospecting and outreach
- Affordable, reliable choice for small teams and startups
- Widely used and highly rated by reviewers
Zendesk
- Industry leader in omnichannel customer support
- Scalable platform for large enterprise teams
- Mature ticketing operations and SLA management
- Extensive marketplace and broad integrations
- Free trial available for 14 days
- Heavy, slow deployment compared with lighter tools
- High per-agent costs
- AI add-ons billed separately on top of base fee
Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 98.8%·next run
Cite as: SlateIndex, “Apollo vs Zendesk”, https://slateindex.ai/compare/apollo-vs-zendesk, data of Nov 3, 2026. Licence: CC BY 4.0.