Does Apollo.io integrate with HubSpot and Salesforce?

Yes, Apollo features bi-directional synchronization with HubSpot, Salesforce, and Pipedrive to log emails, call recordings, and lead status updates automatically.

What are Buying Intent signals in Apollo?

Buying Intent tracks which target companies are actively researching your product category across external web networks, allowing you to prioritize outreach to warm accounts.

Apollo.io

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edit_documentBy AIToolsHaven Editorial Team•Last Updated: July 11, 2026

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apollo.io

About Apollo.io

Apollo.io is an end-to-end B2B sales platform combining a database of 275M+ contacts with AI sales assistance, automated email sequencing, and deal intelligence.

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Category Pillar:Browse Best AI Sales Tools for 2026arrow_forward

What is Apollo.io?

Apollo.io is an end-to-end B2B sales platform combining a database of 275M+ contacts with AI sales assistance, automated email sequencing, and deal intelligence.

Apollo.io is a leading B2B sales intelligence and go-to-market execution platform that combines an expansive database of over 275 million verified business contacts and 73 million companies with modern AI sales automation. Designed to power the full sales cycle, Apollo replaces fragmented tech stacks by unifying prospecting, enrichment, email engagement, and deal management.

Apollo accelerates outbound pipeline generation through its AI Sales Assistant. Sales development representatives can filter prospects by firmographic data, buying intent signals, and tech stack tags, and then trigger automated multi-channel sequences where AI writes personalized email openers citing each prospect's recent company announcements.

Apollo is the standard sales acceleration engine for over 500,000 businesses, from high-growth tech startups to enterprise sales forces seeking to reduce outbound prospecting friction and maximize response rates.

workspace_premiumAIToolsHaven Expert Review

Our Verdict on Apollo.io

Based on data depth and pricing flexibility, Apollo.io is one of the most cost-effective all-in-one sales intelligence platforms on the market. Its combination of verified B2B email/phone data with built-in email dialers and AI sequence generation gives sales teams immense leverage.

Recommendation: Growing sales teams should choose the Basic Plan ($49/user/month billed annually) or Professional Plan ($79/user/month) for uncapped email sending credits and buying intent data.

4.7

Expert Score

Ease of Use4.7

Features4.8

Value for Money4.7

Customer Support4.6

AI Capabilities4.8

Pros & Cons

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Pros

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Massive database combined with outreach sequencerEliminates paying separately for a database (ZoomInfo) and an outreach tool (Salesloft/Outreach).
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Unlimited email sending credits on paid plansAllows high-volume outbound campaigns without strict per-credit paywalls.
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Direct bi-directional CRM synchronizationSeamlessly keeps Salesforce and HubSpot records updated with zero manual data entry.

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Cons

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Mobile direct dials consume separate mobile creditsWhile verified emails are unlimited on paid plans, direct mobile phone numbers use monthly credit allotments.
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Email deliverability requires proper domain warmupHigh-volume outbound sending requires configuring custom tracking domains and warmup sequences.

Best Use Cases

Here's a breakdown of how people are actually using this tool in the real world to speed up their workflows.

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Ideal for Outbound Account-Based Prospecting (ABM)

Identify key decision-makers at target accounts and enroll them in multi-touch personalized outreach sequences.

trending_upWhy it works: Less busywork, more focus on execution.

Key Features & Capabilities

These are the core features that actually matter. Instead of overwhelming you with options, this tool focuses on doing these specific tasks exceptionally well.

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275M+ B2B Contact Database

Search and filter verified direct dials, corporate email addresses, and company firmographics globally.

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AI Email Personalization Engine

Automatically generate tailored cold outreach emails citing prospect news, funding rounds, and pain points.

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Automated Multi-Channel Sequences

Build automated outreach workflows coordinating emails, LinkedIn connection steps, and phone call reminders.

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Built-In Cloud Dialer & Call Analytics

Make direct phone calls from your browser with automatic recording, transcription, and CRM logging.

Pricing & Value

Apollo offers a free tier with 10,000 email credits per month (with basic search filters). The Basic Plan ($49/user/month billed annually or $59/mo monthly) includes unlimited email credits, buying intent filters, and CRM integrations. The Professional Plan ($79/user/month billed annually or $99/mo monthly) adds unlimited email credits, dialer with AI call recording, and advanced AI personalization.

Free

Basic prospecting and email sending for solo founders.

check_circle10,000 monthly email credits
check_circle2 mobile number credits per month
check_circleBasic sequence automation
check_circleGmail & LinkedIn extension

Recommended

Basic

$49/user/mo

For individual sales reps ($49/user/mo billed annually at $588/yr).

check_circleUnlimited email credits
check_circle25 mobile credits/month
check_circleBuying Intent data filters
check_circleHubSpot & Salesforce sync

Professional

$79/user/mo

For scaling SDR teams ($79/user/mo billed annually at $948/yr).

check_circleUnlimited email credits
check_circle100 mobile credits/month
check_circleBuilt-in dialer & call recording
check_circleAdvanced AI sequence writer

Workflows Using Apollo.io

contacts

B2B Sales Teams & Agency Owners

Automated B2B Lead Enrichment & Outbound

Apollo.io • Clay • Claude • Instantly

Discover verified prospect data, enrich company intelligence using AI web research, and send high-converting cold email sequences at scale.

Tool stack:

Apollo.io→

Clay→

Claude→

Instantly

2-3 hours setup • Intermediate$150 - $350 / month

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help

Frequently Asked Questions

Common questions about Apollo.io.

Apollo verifies email addresses and phone numbers in real time using automated ping verification, delivering high deliverability rates across its 275M+ database.

Real User Reviews

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