Apollo.io

10x your revenue. Find and convert ideal buyers.

★★★★☆ 4.1/5
FactScore™ 64.5
VS

Success.ai

Supercharge your growth with AI-powered cold emails!

★★★★★ 5.0/5
FactScore™ 101.3

Updated February 2026

Apollo.io Success.ai
Rating 4.1★ 5.0★
Reviews 36 105
Pros 13 14
FactScore™ 64.5 101.3

FactScore™ Comparison

FactScore™ weighs both quality (rating) and popularity (reviews) for a fairer ranking than stars alone.

64.5
Apollo.io FactScore™
👑
101.3
Success.ai FactScore™
★ Success.ai wins on FactScore™

Pros & Cons

Only in Apollo.io — Pros

Sales prospecting User-friendly Automated workflows Large B2B database Lead generation Sales outreach centralization Free resources Email sequences Affordable pricing Comprehensive database Contact engagement Customer support Filtering system

Both tools — Pros

Only in Success.ai — Pros

14-day free trial User-friendly interface Unlimited warm-up feature Extensive lead database AI-powered email writer Excellent customer support Unlimited email accounts No credit card required for trial Cost-effective Advanced analytics Seamless CRM integration AI-driven analytics Campaign scheduling Cross-device tracking

Only in Apollo.io — Cons

Email deliverability issues Customer support Data security Outdated contact information VPN restrictions LinkedIn integration Pricing transparency Affordable pricing Automated workflows Email sequences Unauthorized withdrawal of funds

Both tools — Cons

Only in Success.ai — Cons

Details

Apollo.io Success.ai
Categories Lead generation software, Sales enablement, AI sales tools Email marketing, Lead generation software
Platforms Web Web
Became Popular August 7, 2019 November 5, 2023
Website www.apollo.io success.ai

Who Should Pick Which?

Choose Apollo.io if...

  • Sales prospecting
  • User-friendly
  • Automated workflows

Choose Success.ai if...

  • 14-day free trial
  • User-friendly interface
  • Unlimited warm-up feature

With a FactScore™ of 64.5 vs 101.3, Success.ai leads in community reception. Apollo.io uniquely offers Sales prospecting and User-friendly, while Success.ai stands out for 14-day free trial and User-friendly interface.

3

What Users Say

Apollo.io

J
Jessica Sep 20, 2024
★★☆☆☆

Buggy. Linkedin integration often sends the same message 3 or 4 times to the same person and I've received complains. Stats are also not accurate, It was showing 54 email sent from my inbox in the ...

D
Dzianis Jan 14, 2025
★★★★★

Cold emails was probably one of the most awful things that people have to do. It's like a fishing in the middle of Pacific Ocean. But Apollo.io turned it into striking right in target. We found our...

D
Dylan Aug 22, 2024
★★★★★

I just started using Apollo.io the other day, and I've been really impressed. A great way to find customers that may normally be really hard to reach. Sales are never easy, but so far Apollo has re...

Success.ai

A
Andrew Nov 6, 2023
★★★★★

Success.ai has streamlined our outreach strategy, providing us with the means to connect with professionals efficiently. Its user-friendly approach and the support available round the clock have re...

A
Amber Nov 6, 2023
★★★★★

Success.ai is an essential part of our marketing strategy, with its AI-powered features, extensive lead database, and user-friendly approach. It's been a game-changer, helping us consistently conne...

A
Andrew Nov 6, 2023
★★★★★

We've experienced remarkable results with Success.ai, making it an essential tool in our marketing arsenal. The platform's focus on meaningful connections and user support adds even more value to o...

Frequently Asked Questions

Which is better, Apollo.io or Success.ai?

Based on FactScore™, Success.ai leads with a score of 101.3 vs 64.5. Success.ai has a higher rating of 5.0★ compared to 4.1★.

What are the pros of Apollo.io compared to Success.ai?

Apollo.io uniquely offers: Sales prospecting, User-friendly, Automated workflows, Large B2B database, Lead generation.

What are the pros of Success.ai compared to Apollo.io?

Success.ai uniquely offers: 14-day free trial, User-friendly interface, Unlimited warm-up feature, Extensive lead database, AI-powered email writer.

Is Apollo.io better rated than Success.ai?

Apollo.io is rated 4.1★ from 36 reviews. Success.ai is rated 5.0★ from 105 reviews.

What is the FactScore™ of Apollo.io and Success.ai?

FactScore™ weighs rating and review volume together. Apollo.io scores 64.5 and Success.ai scores 101.3.

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