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Apollo.io vs Seamless.AI: Which Sales AI Agents Is Better in 2026?

Compare pricing, features, integrations, verified reviews, AI capabilities, security, and customer satisfaction, side by side, with no marketing spin.

Leads 1/9
Rating
,
Reviews
0
From
$49/mo

in Sales AI Agents

Rating
,
Reviews
0
From
Free

in Sales AI Agents

The Short Answer

Apollo.io vs Seamless.AI, in 15 seconds

Choose Apollo.io if…

  • You want deeper AI and automation features

Choose Seamless.AI if…

  • You prefer Seamless.AI's approach and ecosystem

Head-to-Head Scorecard

How Apollo.io and Seamless.AI score

Apollo.io leads on 1 of 9 measured dimensions.

  • Customer Rating

    Average score from verified user reviews

    Even
    Apollo.io
    No reviews
    Seamless.AI
    No reviews
  • Review Volume

    Number of verified reviews, a proxy for adoption

    Even
    Apollo.io
    0
    Seamless.AI
    0
  • Entry Pricing

    Lowest published starting price (free plan = lowest)

    Even
    Apollo.io
    $49/mo
    Seamless.AI
    Free
  • Free Access

    Availability of a free plan and/or free trial

    Even
    Apollo.io
    Free plan
    Seamless.AI
    Free plan
  • Integrations

    Number of listed third-party integrations

    Even
    Apollo.io
    4
    Seamless.AI
    4
  • Features

    Number of listed product capabilities

    Even
    Apollo.io
    7
    Seamless.AI
    7
  • AI Features

    Capabilities mentioning AI, automation or ML

    Apollo.io
    Apollo.io
    2
    Seamless.AI
    1
  • Security & Compliance

    Number of listed compliance certifications

    Even
    Apollo.io
    2
    Seamless.AI
    2
  • Platforms & Deployment

    Supported platforms and deployment options

    Even
    Apollo.io
    4
    Seamless.AI
    4

Feature Comparison

Apollo.io vs Seamless.AI feature breakdown

Search or filter the full feature matrix, core features, AI, integrations, APIs, security and compliance.

Apollo.io
Seamless.AI
Overview
User rating
,
,
Pricing model
FREEMIUM
Custom
Starting price
$49/mo
Free
Free version
Free trial
Features
Key capabilities
B2B databaseAI prospectingIntent targetingAutomated sequencesLead enrichmentInbound routing+1
ProspectorBuyer intentJob change alertsCRM enrichmentOutreach toolsChrome extension+1
AI features
AI prospectingAutomated sequences
AI agents and API
Integrations & API
Integrations
SalesforceHubSpotOutreachSalesloft
Chrome extensionClaudeChatGPTMCP
Public API
Platforms
Deployment
Cloud
CloudSaaS
Platforms
WebChrome extensionAPI
WebAPI
Mobile support
Security & Compliance
Compliance
SOC 2GDPR
SOC 2GDPR
Vendor
Company
,
,
Verified
Founded
2015
2015
Headquarters
San Francisco, California, USA
Columbus, Ohio, USA

Pricing Comparison

Apollo.io vs Seamless.AI pricing

Entry pricing, plan tiers and the cost factors that shape total cost of ownership.

Apollo.io

$49/mo to start
FreeFree
  • For founders and early teams
  • Email campaigns included
BasicCustom
  • Individual sellers
  • Email sequencing
ProfessionalCustom
  • Higher credit limits
  • AI features and call recording
CustomCustom
  • Custom volumes
  • SSO and advanced security

Seamless.AI

Free to start
FreeFree
  • Real-time contact search
  • Community support
  • Limited monthly usage
ProCustom
  • Integrations
  • Email support
  • Chrome extension
  • Higher usage limits
EnterpriseCustom
  • Dedicated support
  • SSO and admin controls
  • Everything in Pro
  • Buyer intent

Total cost of ownership factors

Free planApollo.io Seamless.AI
Free trial to evaluateApollo.io Seamless.AI
Transparent published pricingApollo.io Seamless.AI
Public API (build vs. buy add-ons)Apollo.io Seamless.AI

Beyond list price, factor in implementation, training, add-ons and per-seat scaling when estimating total cost of ownership.

Pros & Cons

Apollo.io vs Seamless.AI: strengths and trade-offs

Apollo.io

Pros

  • Free plan available
  • Compliance: SOC 2, GDPR
  • Stronger AI / automation features
  • Public API available

Cons

    Seamless.AI

    Pros

    • Free plan available
    • Compliance: SOC 2, GDPR
    • Public API available

    Cons

      Buyer Fit

      Who should use Apollo.io vs Seamless.AI?

      Startups

      Either

      Either keeps early-stage costs lowest with its entry tier.

      Small businesses

      Either

      Either offers the most accessible pricing for lean teams.

      Agencies

      Either

      Either connects to more tools for multi-client workflows.

      Enterprises

      Either

      Either leads on compliance and breadth for complex needs.

      Ecommerce

      Apollo.io

      Apollo.io integrates with more of the commerce stack.

      SaaS companies

      Apollo.io

      Apollo.io is the more developer- and automation-friendly choice.

      Integration overlap

      Only in Apollo.io (4)

      SalesforceHubSpotOutreachSalesloft

      Only in Seamless.AI (4)

      Chrome extensionClaudeChatGPTMCP

      Keep Exploring

      Other alternatives worth considering

      Similar sales ai agents products buyers compare alongside Apollo.io and Seamless.AI.

      Ask SIA which solution fits your business

      SIA, Saaskart's AI buying assistant, weighs Apollo.io and Seamless.AI against your team size, budget, integrations and compliance needs, then recommends the right fit and the questions to ask each vendor.

      Get a personalised recommendation

      Apollo.io vs Seamless.AI, Frequently Asked Questions

      What is the difference between Apollo.io and Seamless.AI?

      Apollo.io and Seamless.AI are both Sales AI Agents solutions. Apollo.io is rated 0.0/5 by 0 users, while Seamless.AI is rated 0.0/5 by 0 users. The main differences lie in pricing, features, and target audience.

      Which is better, Apollo.io or Seamless.AI?

      Based on user ratings, Apollo.io scores higher at 0.0/5. The best choice depends on your team size, budget, and specific requirements.

      Which is cheaper, Apollo.io or Seamless.AI?

      Apollo.io is the more affordable option, starting at $49/month.

      Does Apollo.io or Seamless.AI have a free plan?

      Apollo.io offers a free plan. does not have a free tier but offers paid plans.

      Can I switch from Apollo.io to Seamless.AI?

      Switching between Apollo.io and Seamless.AI is possible. Both support data export. Check integration compatibility and plan for data migration to minimise disruption to your team.

      Who should use Apollo.io vs Seamless.AI?

      Apollo.io is best suited for teams that prioritise enterprise features. Seamless.AI works well for teams looking to start free and scale.

      Our Verdict

      The bottom line on Apollo.io vs Seamless.AI

      Best Overall

      Either

      It's a tie balances user satisfaction and proven adoption.

      Best for Startups

      Either

      It's a tie has the friendliest entry point for new teams.

      Best for Enterprise

      Either

      It's a tie leads on compliance and feature breadth.

      Best Value

      Either

      It's a tie delivers the lowest cost to get started.

      Best AI Features

      Apollo.io

      Apollo.io ships more AI and automation.

      Highest Rated

      Either

      Both earn equal user ratings.

      Ready to decide between Apollo.io and Seamless.AI?

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