
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.

Communifire
Workplace by Facebook
DigitalChalk
Unily
eXo Platform
MS SharePoint
Beekeeper
Igloo is a modern intranet, it connects people with the information they need to do their best work.

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 | igloosoftware.com |
| Pricing | ||
| Company | Startup from the United States | Startup from Canada · 100 - 249 employees · 2008 |
| 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
Igloo Software is recommended for medium to large enterprises that require a scalable intranet solution to enhance employee engagement, streamline communication, and boost productivity across distributed teams.
Walkthroughs and reviews on video.
Free software to find email addresses - apollo.io review
More videos
IGloo Review - Keys to a million dollar launch (IGloo Software Review) - IGloo App Review
More videos
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Apollo.io and Igloo Software. 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...
Igloo’s focus is on helping teams work faster and achieve more. Your company can store files online, so role players can find information, no matter where they are. Your team will also benefit from these features that...
The added features, of course, make Igloo noticeably more expensive than Confluence. If you’re looking for a one-stop-shop solution for team management, though, it might be worth a shot.
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 Igloo Software since Mar 2021.
When comparing Apollo.io and Igloo Software, you can also consider the following products.

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Find all the email addresses related to a domain
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Online Training Software and Learning Management System (LMS)
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