AI Agent Index

Warmly vs Apollo.io (2026)

Side-by-side comparison of Warmly vs Apollo.io — pricing, capabilities, integrations, deployment complexity, and ratings. Last updated May 2026.

Data sourced from The AI Agent Index · Updated daily

Warmly logo

Warmly

by Warmly

AI revenue orchestration platform that de-anonymizes website visitors and runs autonomous outbound. TAM plan from $15,000/year; Inbound from $30,000/year; custom enterprise pricing.

customB2B
Visit Warmly
Apollo.io logo

Apollo.io

by Apollo

B2B sales intelligence platform with 275M+ contacts, AI email sequencing, and autonomous outreach. Free plan; paid from $49/user/month. Sequences run fully autonomously once configured.

freemiumB2B
Visit Apollo.io
FeatureWarmlyApollo.io
Pricing modelcustomfreemium
Starting price$1250/mo$49/mo
Customer segmentB2BB2B
Deploymentwebweb, api
Setup difficultyeasyeasy
Avg setup time2-4 weeks (sales onboarding, CRM integration, signal configuration, IC P tiering setup)1 hour
Rating4.0 / 54.5 / 5

Capabilities

Warmly

intent-detectionwebsite-deanonymisationoutbound-automation

Apollo.io

lead-generationoutbound-automationemail-optimisationcrm-syncintent-detectiondata-analysispipeline-managementreportingforecasting

Pros & Limitations

Editorial assessment

Warmly

Pros

  • Orchestration layer combines signals + data + outbound in a single platform — replaces a stack of RB2B, Clearbit, 6sense, and Apollo with one integrated system, reducing tool sprawl and the data sync overhead between point solutions
  • Real-time visitor de-anonymization plus autonomous outbound — the Inbound plan identifies which company is on your website right now and triggers personalized outreach immediately, capturing intent at the peak moment rather than hours or days later
  • AI ICP Tiering and ML Intent Scoring focus rep effort on highest-likelihood prospects — buying committee identification surfaces the right contacts within target accounts rather than requiring reps to manually map decision-makers

Limitations

  • Enterprise-only pricing starting at $15,000/year — completely inaccessible to early-stage and SMB B2B teams, who would need to evaluate Apollo, Clay, or Common Room as more accessible alternatives until they reach mid-market scale
  • Two-plan structure forces buyers to choose between outbound and inbound focus — TAM ($15K) and Inbound ($30K) are priced separately, so teams that want both capabilities face $45K+ annual commitments before custom pricing negotiations
  • Implementation timelines and integration depth create switching cost — Warmly is a strategic platform purchase, not a tactical tool, and migrating away after deep CRM and signal integration requires meaningful re-architecture of revenue workflows

Apollo.io

Pros

  • 275M+ contact database with the most complete filter set in the category -- funding stage, technographics, hiring signals, intent data, and job change alerts, all accessible without a separate data provider
  • Autonomous sequence execution runs outreach end-to-end once configured -- Apollo sends, waits, follows up, and logs to CRM without per-step human approval, making it a genuine outbound agent rather than a manual tool
  • Action-level CRM integration writes contacts, logs activities, and syncs sequence data to Salesforce and HubSpot in real time -- not a read-only connection that requires manual export

Limitations

  • Credit-based pricing creates budget unpredictability -- credits expire monthly with no rollover, additional credits cost $0.20 each, and real total cost of ownership runs 2-3x the advertised per-seat rate for active prospecting teams
  • API access is gated behind Professional ($79/user/mo) -- teams on Basic cannot build automated workflows or agent integrations, making the $49 entry price misleading for technical buyers who need programmatic access
  • Organization plan requires minimum 3 seats at $119/user/mo ($4,284/year minimum) and does not allow mid-contract seat reductions -- teams that shrink pay for unused seats until annual renewal

Frequently asked questions

What is the difference between Warmly vs Apollo.io?

See the full comparison above.

Which is best for my team — Warmly vs Apollo.io?

How does pricing compare between Warmly vs Apollo.io?

Warmly uses a custom model, starting at $1250 per month. Apollo.io uses a freemium model, starting at $49 per month.

View full Warmly profile

Pricing, reviews, integrations →

View full Apollo.io profile

Pricing, reviews, integrations →

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