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MarTech Vendor · B2B SaaS Provider · vs · B2B SaaS Provider · Data Provider / Broker

Apollo.io vs Gain

Structured technology and market comparison · 2026

Direct Feature Comparison

Apollo.io · vs · Gain
Market Cluster / Sector
Apollo.ioMarTech Vendor · B2B SaaS Provider
GainB2B SaaS Provider · Data Provider / Broker
Platform Focus
Apollo.io

B2B sales intelligence and engagement platform for go-to-market teams.

Gain

Private markets intelligence and deal workflow software for investors.

Company Size
Apollo.io1,001–5,000 employees
Gain50–200 employees
Headquarters
Apollo.ioUS
GainNL
Year Founded
Apollo.io2015
Gain2018
Dossier & Alternatives

Analyze all overlapping signals and tech stacks for Apollo.io and Gain

Compare mutual enterprise clients, monetization models, live market signals, and partner networks directly in the interactive Knowledge Graph.

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Comparison Analysis

What is the main difference between Apollo.io and Gain?

When comparing Apollo.io and Gain, both platforms operate within the Social & Digital Platforms, B2B SaaS Provider, and Data Provider / Broker ecosystem. Apollo.io is positioned as B2B sales intelligence and engagement platform for go-to-market teams, whereas Gain focuses on Private markets intelligence and deal workflow software for investors. Decision-makers evaluate both solutions when orchestrating their commercial monetization and technology stack.

What are the top alternatives to Apollo.io and Gain?

When evaluating Apollo.io and Gain, enterprise buyers also consider other platforms in Social & Digital Platforms, B2B SaaS Provider, and Data Provider / Broker. You can discover the full competitive landscape and evaluate other alternatives by viewing their respective footprint profiles on Polaris7.

How do the corporate scale, structure, and headquarters of Apollo.io and Gain compare?

Apollo.io is headquartered in US (founded in 2015) with 1,001–5,000 employees. Gain is based in NL (founded in 2018) with 50–200 employees. Complete ownership, subsidiary trees, and corporate affiliations are documented across Polaris7.

Compare their exact ecosystem overlaps.

Explore all deep relationships in Polaris7. Discover exactly which mutual clients, integrated technologies, and overlapping partners Apollo.io and Gain share across the market ecosystem.

Start for freeApollo.io ProfileGain Profile