Clay vs Apollo.io
Comprehensive side-by-side comparison — features, pricing, performance, and more.
Updated May 2026
Trust & Reliability
Clay
Users:100K-1M
Customers (per vendor):OpenAI, Vanta, Intercom +7
GDPR
SOC 2
Apollo.io
Users:1M-10M
Customers (per vendor):Customer.io, GTM Ops, Census +7
GDPR
SOC 2
Too Close to Call
Clay (7.3) vs Apollo.io (7.0) — difference of 0.3 points
AI Comparison Summary
Clay
7.3
avg score
Apollo.io
7.0
avg score
Clay leads overall — particularly in Customizability.
Based on 6 dimensions
How scores are calculatedOverall Winner
Clay
7.3 / 10
Clay
Best For
Automating multi-step research workflows for GTM teams
Enriching CRM data for sales and marketing operations
Building highly targeted outbound campaigns
Tracking buying signals and intent for sales reps
Not Ideal For
Individuals or small businesses with very basic data needs
Teams without a clear Go-To-Market strategy or existing data infrastructure
Users seeking a simple, no-code drag-and-drop automation tool for general tasks
Apollo.io
Best For
Building pipeline smarter for sales and marketing teams
Accelerating prospecting for sales development representatives
Qualifying and acting on inbound leads for sales teams
Enriching B2B data for smarter targeting
Not Ideal For
Individuals or teams not focused on B2B sales or marketing.
Users seeking a purely free solution without credit limitations for extensive data access.
Businesses that do not require a comprehensive sales engagement platform and only need basic CRM or data services.
* Verdict is based on our algorithmic scoring of publicly available data. Learn about our methodology
Clay is best for
🤖Automation & Agents7.0📊Data & Analytics6.0💬Chat & Conversation3.0
Apollo.io is best for
🤖Automation & Agents9.0💬Chat & Conversation8.0📊Data & Analytics8.0
Filter by your use case:
Pros & Cons
ClayPros
- Access to 150+ premium data providers in one central platform
- AI-led research agent (Claygent) for finding unique data points
- Automates complex GTM workflows without extensive engineering
- Achieves high data coverage and accuracy through multi-source enrichment
- Offers flexible and iterable workflows for rapid experimentation
- Provides enterprise-grade security and compliance (SOC 2 Type II, GDPR, CCPA, ISO 27001, ISO 42001)
Cons
- Requires a solid understanding of GTM strategies and data workflows to maximize value
- Usage-based pricing for actions and data credits can become complex for high-volume users
- May have a learning curve for non-technical users despite natural language interfaces
- Primarily focused on sales and marketing, less suitable for general business automation
Apollo.ioPros
- Unifies multiple sales tools (data, outreach, dialer, enrichment, CRM) into one platform, reducing tech stack complexity and cost.
- Provides access to a large and accurate B2B contact and company database (210M+ contacts, 30M+ companies).
- Automates multichannel outreach sequences and follow-ups with AI-powered personalization.
- Offers advanced filtering and AI lead scoring for highly precise lead targeting and prioritization.
- Integrates smoothly with major CRMs like Salesforce and HubSpot, ensuring seamless workflow.
- Includes AI-powered features for research, writing, call summaries, and conversation insights to enhance sales productivity.
Cons
- Credit-based system for accessing contact data (emails, phone numbers, enrichment, AI research, dialer) can incur additional costs.
- The free plan has limited AI Assistant chats and sequences, requiring upgrades for full functionality.
- Connecting non-Gmail/Microsoft email accounts for campaigns is restricted to paid plans.
- Some advanced features like Projects and the Mobile App are currently in beta, indicating potential instability or limited functionality.
- Requires familiarity with sales processes and platform configuration for optimal use, not a plug-and-play solution for complete beginners.
Weighted Score — Adjust What Matters to You
Pick a profile or drag sliders — scores and radar update instantly on the right.
Quick profiles:
Ease of Use5
Output Quality5
Value for Money5
Customizability5
Support & Ecosystem5
Integration Power5
Dimension Comparison
Clay
7.3
/ 10
Your pick
Apollo.io
7.0
/ 10
Dimension Breakdown
Ease of Use
AIHow easy it is to get started and use daily
Clay
6.0
Apollo.io
6.0
Output Quality
AIQuality and accuracy of generated results
Clay
8.0
Apollo.io
8.0
Value for Money
AICost vs. features and output quality
Clay
7.0
Apollo.io
7.0
Customizability
CalculatedAbility to tailor to specific needs
Clay
7.0▲ +2.0
Apollo.io
5.0
Support & Ecosystem
AIDocumentation, community, and support quality
Clay
8.0
Apollo.io
8.0
Integration Power
CalculatedAbility to connect with other tools and workflows
Clay
8.0
Apollo.io
8.0
Calculated = derived from verified integration count and API/open-source signals. AI = LLM-assessed from public website content. Methodology
Task Performance
Clay
Task
Apollo.io
8.09.0
Lead Scoring
6.08.0
Pipeline Management
7.09.0
Outreach Automation
5.08.0
Email Tracking
4.08.0
Meeting Scheduling
3.07.0
Deal Forecasting
10.010.0
Contact Enrichment
3.08.0
Conversation Intelligence
7.06.0
Territory Management
6.08.0
Reporting Analytics
* Task scores (1–10) are algorithmically generated from publicly available data.
Data is sourced from public information and vendor websites. It may not always be up-to-date — verify pricing and features directly with the vendor before purchasing.Report inaccuracy
Frequently Asked Questions
Which is better, Clay or Apollo.io?
Both are strong options. Clay has a rating of 0.0/5 (0 reviews), while Apollo.io has a rating of 0.0/5 (0 reviews). The best choice depends on your specific use case, budget, and workflow requirements.
Is Clay cheaper than Apollo.io?
Clay starts at free (freemium model) with a free trial. Apollo.io starts at free (freemium model) with a free trial. Use the Cost Calculator above for a detailed estimate.
What are the main differences between Clay and Apollo.io?
Clay — "Go to market with unique data and the ability to act on it.". Apollo.io — "The AI sales platform for smarter, faster revenue growth". Key differences include their pricing models, platform support, integrations, and technical capabilities. See the Feature Comparison table above for a complete side-by-side breakdown.
Can I use Clay and Apollo.io together?
Yes, many teams use both tools together for different purposes. Use the Stack Builder section above to combine Clay and Apollo.io with other tools and save your AI toolkit.
Does Clay or Apollo.io have a free plan?
Clay is available for free with a free trial. Apollo.io is available for free with a free trial. Always verify current pricing directly with the vendor.