Comparison

Apollo.io vs Clay

No clear leader: Apollo.io (66.5) and Clay (66.4) are within the 5-point margin; treat as a tie. The attribute-by-attribute breakdown below, with a source and date on every value, is the honest way to compare them.

Apollo.io full profile →Clay full profile →

Machine formatsJSON Markdown GraphQLor send Accept: application/json

Apollo.io67

Clay66

Attribute comparison across 2 tools
Attribute	Apollo.io	Clay
Vioscale score	67 / 100medium · 73%	66 / 100medium · 55%
Pricing
Free tierpricing.free_tier	✓	✓
Modelpricing.model	freemium	freemium
Price levelpricing.price_level	low	high
Starting pricepricing.starting_price	-	$185
Transparentpricing.transparent	✗	✓
Integrations
Countintegrations.count	9	45
Security
Disclosure policysecurity.disclosure_policy	✓	-
Gdprsecurity.gdpr	✓	✓
Iso27001security.iso27001	✓	-
Soc2security.soc2	✓	✓
Reliability
Sla pctreliability.sla_pct	99.9	-
Status pagereliability.status_page	✓	-
Market
Availabilitymarket.availability	Available worldwide	Available worldwide · HQ US

Score

Vioscale score

Apollo.io67 / 100medium · 73%

Clay66 / 100medium · 55%

Pricing

Free tier

Apollo.io✓

Clay✓

Model

Apollo.iofreemium

Clayfreemium

Price level

Apollo.iolow

Clayhigh

Starting price

Apollo.io–

Clay$185

Transparent

Apollo.io✗

Clay✓

Integrations

Count

Apollo.io9

Clay45

Security

Disclosure policy

Apollo.io✓

Clay–

Gdpr

Apollo.io✓

Clay✓

Iso27001

Apollo.io✓

Clay–

Soc2

Apollo.io✓

Clay✓

Reliability

Sla pct

Apollo.io99.9

Clay–

Status page

Apollo.io✓

Clay–

Market

Availability

Apollo.ioAvailable worldwide

ClayAvailable worldwide · HQ US

Capabilities

Feature-by-feature on the axes that matter for ai sdr sales agents. “-” means undocumented, not absent.

Capability comparison for AI Sdr Sales Agents
Capability	Apollo.io	Clay
Capabilities
Deployment model	Feature of broader sales platform	cloud_managed_saas
Autonomous inbox reply handling and objection rebuttals	-	-
Web scraping and linkedin profile ingestion	-	✓
Meeting booking via native calendar integration	-	-
Two way CRM sync to prevent duplicate outreach	-	✓
Multi channel sequencing email and linkedin dm	✓	✓
Playbook based guardrails for brand tone	-	-
Waterfall data enrichment for email finding	-	✓
Human in the loop draft approval mode	✓	-
Deliverability and spam reputation warmup	-	-
SOC2 type ii	✓	-
GDPR and CCPA prospect data compliance	✓	✓
Pricing model	hybrid	-

Capabilities

Deployment model

Apollo.ioFeature of broader sales platform

Claycloud_managed_saas

Autonomous inbox reply handling and objection rebuttals

Apollo.io-

Clay-

Web scraping and linkedin profile ingestion

Apollo.io-

Clay✓

Meeting booking via native calendar integration

Apollo.io-

Clay-

Two way CRM sync to prevent duplicate outreach

Apollo.io-

Clay✓

Multi channel sequencing email and linkedin dm

Apollo.io✓

Clay✓

Playbook based guardrails for brand tone

Apollo.io-

Clay-

Waterfall data enrichment for email finding

Apollo.io-

Clay✓

Human in the loop draft approval mode

Apollo.io✓

Clay-

Deliverability and spam reputation warmup

Apollo.io-

Clay-

SOC2 type ii

Apollo.io✓

Clay-

GDPR and CCPA prospect data compliance

Apollo.io✓

Clay✓

Pricing model

Apollo.iohybrid

Clay-

What each one is

The product in its own terms, so the numbers below have context.

Apollo.io

A platform providing millions of verified B2B contacts and company records, enabling automated email and multi-channel outreach campaigns, and integrating with major CRMs to streamline prospecting, lead engagement, and deal management workflows

Independently observed

Clay

A cloud-based system that consolidates first-party data, intent signals, and third-party enrichment from hundreds of vendors to automate prospecting, personalized outreach, and CRM synchronization for sales and marketing teams.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Apollo.io

HybridFree tier

Free Starter plan. Paid plans available with monthly or annual billing. Credit-based consumption for API calls and data exports.

StarterFree

as of 2026-08-14verify ↗

Clay

from $185/moSubscriptionFree tier

From $185/mo for Starter plan. Free tier available. Data credits from $0.05 each, cheaper at scale.

FreeFree
- Unlimited seats and tables
- Multi-provider waterfalls
- Claygent enrichment
- Clay Sequencer for email
StarterStarting at $185/mo
- Phone number enrichment
- Job change and signal tracking
- Email campaign integrations
Growth-
- CRM auto-sync and enrichment
- HTTP API integrations
- Webhook automation
- Web intent signal tracking
- Audience pushes to ads platforms
- +1 more
EnterpriseContact sales
- Unlimited Audiences across sources
- Unlimited row bulk enrichment
- Clay API access
- Data warehouse syncs
- SSO
- +3 more

as of 2026-08-25verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platform and deployment support comparison
Supports	Apollo.io	Clay
WebPlatforms	✓	✓
CLIPlatforms	✓	✗
Cloud / SaaSDeployment	✓	✓

Platforms

Web

Apollo.io✓

Clay✓

CLI

Apollo.io✓

Clay✗

Deployment

Cloud / SaaS

Apollo.io✓

Clay✓

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

In common (3)

Salesforce
Marketo
LinkedIn

Apollo.io

9 total - 6 not shared

HubSpot
Outreach
SalesLoft
Sendgrid
Gmail
Microsoft Office

Independently observed

Clay

45 total - 42 not shared

Snowflake
BigQuery
Databricks
Postgres
Fivetran
Pardot
ActiveCampaign
Google Sheets
Google Slides
Google Docs
Notion
YouTube
Semrush
Similarweb
Reddit
Gong
Loom
Bitly
LeadIQ
Better Contact
ContactOut
Wiza
Minerva
HG Insights
+18 more

Independently observed

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.