Apollo.io vs Factors.ai Comparison: Reviews, Features, Pricing & Alternatives in 2026

Detailed side-by-side comparison to help you choose the right solution for your team

Updated Apr 2026 8 min read

Apollo.io

0.0 (0 reviews)

Apollo.io is an all-in-one sales intelligence and engagement platform that helps you find, contact, and close your ideal customers using a massive database of verified business contacts.

Starting at Free
Free Trial 14 days
VS

Factors.ai

0.0 (0 reviews)

Factors.ai is an account-based marketing platform that helps B2B teams identify anonymous website visitors, track account journeys, and measure marketing impact on revenue to optimize your growth funnel.

Starting at Free
Free Trial 14 days

Quick Comparison

Feature Apollo.io Factors.ai
Website apollo.io factors.ai
Pricing Model Freemium Freemium
Starting Price Free Free
FREE Trial ✓ 14 days free trial ✓ 14 days free trial
Free Plan ✓ Has free plan ✓ Has free plan
Product Demo ✓ Request demo here ✓ Request demo here
Deployment saas mobile saas
Integrations Salesforce HubSpot Slack Gmail Outlook LinkedIn Zapier Marketo Pipedrive Copper Salesforce HubSpot Slack LinkedIn Ads Google Ads G2 Clearbit 6sense Microsoft Teams Segment
Target Users solopreneur small-business mid-market enterprise small-business mid-market enterprise
Target Industries
Customer Count 0 0
Founded Year 2015 2019
Headquarters San Francisco, USA Bengaluru, India

Overview

A

Apollo.io

Apollo.io is a comprehensive sales intelligence and engagement platform designed to help you streamline your entire outbound sales process. You can access a database of over 275 million contacts to find your ideal prospects and use built-in engagement tools to reach out to them directly. It eliminates the need for multiple disconnected tools by combining lead sourcing, email sequencing, and task management into a single interface.

You can automate your outreach with personalized email sequences and track every interaction to see what resonates with your audience. The platform also provides AI-powered insights to help you prioritize high-value leads and improve your conversion rates. Whether you are a solo founder or part of a large enterprise sales team, you can use these tools to build a predictable pipeline and hit your revenue targets faster.

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Factors.ai

Factors.ai gives you a clear view of your entire B2B customer journey by connecting the dots between anonymous website visits and closed deals. You can stop guessing which campaigns drive revenue and start seeing exactly how accounts interact with your content, ads, and sales team. The platform de-anonymizes your website traffic, showing you which companies are browsing your site even before they fill out a form.

You can build complex attribution models without writing code, allowing you to prove the ROI of your marketing spend across LinkedIn, Google Ads, and G2. By unifying data from your CRM, marketing automation, and ad platforms, it provides a single source of truth for your go-to-market team. This helps you prioritize high-intent accounts and align your sales and marketing efforts around the deals most likely to close.

Overview

A

Apollo.io Features

  • B2B Contact Database Access over 275 million verified contacts and 73 million companies to build highly targeted lead lists for your outreach.
  • AI Writing Assistant Generate personalized cold emails in seconds using AI that adapts to your brand voice and prospect's specific pain points.
  • Automated Sequences Create multi-step outreach campaigns across email, phone, and LinkedIn to stay top-of-mind with your prospects automatically.
  • LinkedIn Extension Find direct phone numbers and verified email addresses while browsing LinkedIn profiles without ever leaving your browser tab.
  • Lead Scoring Use AI-driven insights to rank your leads based on their likelihood to buy so you focus on the best opportunities.
  • Built-in Dialer Make calls directly from the platform with local presence numbers and automatic call logging to keep your CRM updated.
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Factors.ai Features

  • Account Identification. Identify anonymous companies visiting your website in real-time so your sales team can reach out to warm leads immediately.
  • Multi-Touch Attribution. Track every interaction across the funnel to understand exactly which marketing channels and campaigns are actually driving your revenue.
  • Account Journey Mapping. Visualize the complete path an account takes from their first anonymous visit to the final purchase decision in one timeline.
  • Intent Scoring. Score accounts based on their engagement levels and website behavior to focus your energy on the most sales-ready prospects.
  • Revenue Analytics. Connect your marketing activities directly to CRM deals to see the real-world impact of your spend on your bottom line.
  • Real-Time Alerts. Get instant notifications in Slack or MS Teams when target accounts show high intent or visit critical pricing pages.

Pricing Comparison

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Apollo.io Pricing

Free
$0
  • 10,000 email credits/month
  • 60 mobile credits/year
  • Basic sequence automation
  • LinkedIn extension
  • Gmail and Outlook integration
F

Factors.ai Pricing

Free
$0
  • Identify up to 100 accounts/month
  • Basic website analytics
  • Slack & MS Teams alerts
  • G2 visitor identification
  • Unlimited users

Pros & Cons

M

Apollo.io

Pros

  • Massive database with high contact accuracy
  • Excellent browser extension for LinkedIn prospecting
  • Combines data and engagement in one tool
  • Very generous free tier for new users

Cons

  • Occasional bugs in the sequence automation
  • Customer support response times can be slow
  • Learning curve for complex filtering options
A

Factors.ai

Pros

  • Excellent deanonymization of B2B website visitors
  • Intuitive setup compared to traditional attribution tools
  • Responsive customer support and technical assistance
  • Seamless integration with LinkedIn and Google Ads
  • Clear visualization of complex account journeys

Cons

  • Significant price jump from free to paid
  • Learning curve for advanced custom reporting
  • Data syncing can occasionally experience minor delays
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