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Apollo

Read 103 Apollo reviews and testimonials from customers, explore 22 case studies and customer success stories, and watch 8 customer videos to see why companies chose Apollo as their B2B Contact Databases

Apollo is the unified engagement acceleration platform that gives reps the ability to dramatically increase their number of quality conversations and opportunities. Reps are empowered to do more than just conduct outreach, they learn who to target, how to reach out, and what to say at speed and scale. They help drive growth and success by providing the means for teams to discover and utilize their organization’s unique best practices.

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  • 103 Testimonials View
  • 22 Case Studies View
  • 8 Customer Videos View
Customer Rating Review Score based on 1219 reference ratings
4.8/5.0 (1219)
  • Fall 2025 Market Leader B2B Contact Databases

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103Testimonials

  • "Helps my business grow. I was able to get potential customers’ emails in an easy and fast way in order to test new channels of marketing, increase our sales, and …

  • "Are dead leads in your CRM hidden treasures or just dead weight? (The answer might surprise you!) The biggest barrier to re-engaging leads is the lack of process on most …

  • "Apollo.io is a game changer. Can totally take your job search to the next level."

102 more testimonials currently locked

22 Case Studies

  • Cyera's Secret to Booking 75% More Meetings with 50% Less Effort

  • Victorious Books 188% More Meetings in One Month

  • How Aligned Built a Data + Engagement Machine to Convert 40%+ of …

21 more case studies currently locked

8 Customer Videos

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Additional Apollo Information & Resources

Read Apollo Reviews, Testimonials & Customer References from 103 real Apollo customers.

Browse Apollo Case Studies, Customer Success Stories, & Customer References from 22 businesses that use Apollo.

Watch Apollo Customer Videos to learn why 8 businesses chose Apollo.