
ZoomInfo
Lusha
Hunter.io
Instantly.ai
lemlist
Clearbit
Snov.io
Apollo’s predictive prospecting, sales engagement, and actionable analytics help the teams to reach its full revenue potential.

HexaFloww
Customer.io
Brevo
Encharge.io
Interakt
Ortto
Ontraport
Automate email flows based on each user's unique journey. Intercept your users at the right time & maximise their customer lifetime value.

Which is more popular?
Based on our record, Apollo.io seems to be more popular. It has been mentioned 69 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | apollo.io | appflows.com |
| Pricing | ||
| Platforms | — | |
| Company | Startup from the United States | — |
| Listed in |
What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
Free software to find email addresses - apollo.io review
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Apollo.io and AppFlows. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


The right Apollo alternative fixes the part of Apollo that costs you meetings. Bad data calls for a better database, and a missing channel calls for a specialist tool next to Apollo.
What is the best AI prospecting tool for B2B sales in 2026? The best tool depends on your team's specific situation. toflow.ai is a strong fit for multi-channel outreach across email, LinkedIn, and WhatsApp, and is...
Apollo is a full sales engagement platform — sequences, email tracking, dialer, and a contact database. Their strength is email addresses, not phone numbers. Phone number coverage exists but it's thinner than...
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Recommendations tracked on public social media and blogs since March 2021.


Personal email domains destroy this. Clearbit's Enrichment API returns a null company when it hits gmail.com. Apollo routes personal domains straight to a consumer bucket and skips B2B fields entirely. Even PDL's /person/enrich endpoint... - Source: dev.to / 6 months ago
A few things worth flagging: PDL beats Clearbit's historical rates for US and Western European companies, but drops to ~52% match rate for Japan and South Korea specifically. Apollo underperforms on raw company matching but returns... - Source: dev.to / 6 months ago
One thing comparison guides consistently get wrong: Clay is not an enrichment API. It's a waterfall orchestration tool that calls People Data Labs, Apollo, Clearbit, and others in sequence for you. It's useful, but it adds 2–8 seconds of... - Source: dev.to / 6 months ago
Tracking AppFlows since Nov 2022.
When comparing Apollo.io and AppFlows, you can also consider the following products.

ZoomInfo is a B2B database providing detailed business information on people and companies.
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HexaFloww unifies WhatsApp, Instagram, and Facebook chats with AI-powered replies, WhatsApp campaigns, email automation, social scheduling, Google Business Profile management, and SEO/AEO/GEO optimization in one platform.
Compare HexaFloww to Apollo.io or AppFlows:


We make it easy to send emails triggered by user behavior. Build, measure and improve your emails to activate and retain users
Compare Customer.io to Apollo.io or AppFlows:

Find all the email addresses related to a domain
Compare Hunter.io to Apollo.io or AppFlows:

Innovative online Email Marketing solution to manage your contacts, create & send your newsletters and track your results. More than 80 000 clients. Best prices and attractive features.
Compare Brevo to Apollo.io or AppFlows: