ZoomInfo Sales vs Apollo.io

by Gralio Mar 12, 2025

ZoomInfo Sales and Apollo.io are both powerful sales intelligence platforms. ZoomInfo Sales excels in data breadth and CRM integrations, while Apollo.io shines in AI-powered tools and automation. The best choice depends on your specific needs and budget.

At Gralio.ai we help to simplify your decision-making process by offering detailed, side-by-side software comparisons like this one, to help you confidently choose the tool that aligns with your business goals.

This comparison was created by analysing 5569 reviews and 60 websites, saving 1 day, 7 hours, 26 minutes of reading.

ZoomInfo Sales

Website LinkedIn Twitter

Apollo.io

Website LinkedIn Twitter

About

ZoomInfo Sales is a sales intelligence platform designed for mid-sized to large B2B companies. It offers access to a vast database of company and contact information, helping businesses identify and target potential customers. The platform provides tools for lead generation, sales engagement, and data management, all within a single system. ZoomInfo Sales promises to streamline sales processes, improve productivity, and ultimately increase sales success rates.

Apollo.io is a sales platform designed to help you find new customers and close deals faster. It provides access to a database of business contacts and companies, tools to manage sales outreach, and features like automated workflows and performance analytics. Apollo.io aims to be a central hub for sales teams to manage their entire sales process, from prospecting to closing.

Summary

Main difference

ZoomInfo Sales offers a larger database and stronger firmographics, ideal for comprehensive market analysis. Apollo.io stands out with its AI-powered tools, automation, and flexible pricing, making it better for streamlined sales outreach and engagement.

Relative strengths of ZoomInfo Sales (compared to Apollo.io)

Larger database of companies and contacts, providing broader coverage.
Superior firmographic data enrichment, including company size, industry, and revenue.
Stronger integrations with CRM systems for seamless data synchronization.

Relative weaknesses of ZoomInfo Sales (compared to Apollo.io)

Data accuracy concerns, with reports of outdated or inaccurate contact information.
Higher pricing, potentially less accessible for smaller businesses.
Limited export functionality, restricting large-scale data manipulation.

Who is using ZoomInfo Sales and Apollo.io?

Olesia Krilyshyn

Sales Acceleration Specialist at Reply.io

Kyle Poyar

Co-Founder & Operating Partner | Growth Unhinged

Elric Legloire

The Outbound Kitchen Chef

Will Navikas

Strategic Advisor at Sendspark

Sales Acceleration Specialist at Reply.io

Aaron Reeves

Outbound OS Founder

Kyle Poyar

Co-Founder & Operating Partner | Growth Unhinged

Show all 10 stacks

Who should use ZoomInfo Sales VS. Apollo.io

ZoomInfo Sales is a robust sales intelligence platform ideal for mid-size to large B2B organizations. Users praise its intuitive interface and powerful search filters, enabling efficient lead identification and CRM integration. However, some users have noted concerns about data accuracy, geographic limitations, and pricing. Consider ZoomInfo Sales if your sales team needs comprehensive contact data and streamlined lead generation, but be mindful of potential data accuracy issues and regional limitations.

Apollo.io is a sales platform that helps businesses find new customers and close deals faster. Users praise its robust database and powerful search filters, enabling precise lead identification. The email automation features are also appreciated for streamlining outreach. However, some users have reported issues with data accuracy and the LinkedIn integration. Apollo.io offers a free plan and tiered paid options to suit different budgets and needs.

Best for medium to large B2B companies.
Strong fit for Finance, IT, and Education sectors.

Ideal for sales teams of all sizes, from small businesses to large enterprises.
Suitable for businesses across various industries, including healthcare, finance, e-commerce, and more.

ZoomInfo Sales and Apollo.io features

Supported

Partially supported

Not supported

Type in the name of the feature or in your own words tell us what you need

Contact and Company Data

Supported

ZoomInfo Sales provides access to contact and company data, enabling go-to-market strategies.

Supported

Apollo.io provides access to contact and company data.
AI Email Assistant

Supported

ZoomInfo offers an AI Email Assistant within ZoomInfo Copilot to automate and personalize sales emails.

Supported

Apollo.io offers AI-powered email generation, personalization, and automation to improve sales engagement.
AI-Powered Meeting Tools

Supported

ZoomInfo offers AI-powered tools like conversation intelligence and real-time alerts, improving meeting effectiveness.

Supported

Apollo.io offers AI-powered meeting tools with insights and automation.
Email enrichment

Supported

ZoomInfo Sales enriches lead data with verified emails and syncs it with CRM systems.

Supported

Apollo.io allows enriching data with verified email addresses from a large database and validates their accuracy using integrations with various tools. It also supports automated enrichment and integrates with CRMs for data freshness.
Lead routing

Supported

ZoomInfo Sales automatically routes leads based on criteria like company size, industry, and geography.

Supported

Apollo.io allows for automatic lead routing based on various criteria like company size, industry, territory, etc. It integrates with CRMs to assign reps based on ownership and can prioritize leads based on specific criteria using its inbound router.
Firmographics enrichment

Supported

ZoomInfo Sales offers firmographic data enrichment including company size, industry and revenue.

Supported

Apollo.io supports enriching lead data with firmographic information such as company size, industry, revenue.

Qualities

Value and Pricing Transparency

-0.3

Rather negative sentiment

+0.08

Neutral sentiment
Customer Service

+0.76

Strongly positive sentiment

+0.33

Rather positive sentiment
Ease of Use

+0.85

Strongly positive sentiment

+0.83

Strongly positive sentiment
Reliability and Performance

-0.01

Neutral sentiment

+0.12

Neutral sentiment
Ease of Implementation

+0.45

Rather positive sentiment

+0.53

Rather positive sentiment
Scalability

-0.33

Rather negative sentiment

+0.48

Rather positive sentiment

ZoomInfo Sales and Apollo.io Pricing

ZoomInfo offers flexible packages for sales, marketing, and talent solutions. Pricing details are not available on the page but a free trial is offered.

User sentiment

Rather negative

-0.3

See full Pricing page

Apollo.io offers a tiered subscription pricing model based on features and usage. They have a free plan with limited credits and features. The paid plans offer more credits, advanced features, and higher limits.

Plans

User sentiment

Neutral

+0.08

See full Pricing page

ZoomInfo Sales and Apollo.io review insights

5509 reviews analysed from and

Users love

The platform offers a vast database of companies and contacts.
Intuitive and user-friendly interface is frequently praised.
Advanced search filters allow for granular and efficient lead identification.
Seamless integration with popular CRM systems like Salesforce.

Apollo.io boasts a robust and extensive database of contacts and companies, making it easy to find potential leads.
The platform offers powerful search filters and criteria, allowing users to narrow down their searches with precision.
The email automation and sequencing features streamline outreach efforts, saving users time and effort.
The free plan offers a generous amount of features and credits, making it a great starting point for small businesses or individuals.

Users dislike

Data accuracy is a major concern, with frequent mentions of outdated or inaccurate contact information, especially for phone numbers.
Geographic coverage is limited, with a heavy emphasis on North America and weaker data for other regions like APAC.
Pricing is high and considered expensive by many users, particularly for smaller businesses.
Limited export functionality can be frustrating for users who need to work with large lists.

Data accuracy can be unreliable, with many users reporting incorrect or outdated contact information.
The LinkedIn integration can be glitchy and unreliable, sometimes failing to sync or pull accurate data.
The user interface, while generally functional, can feel clunky and overwhelming, especially for new users.
Customer support response times can be slow, especially for complex issues, and often requires multiple follow-ups.

ZoomInfo Sales and Apollo.io Ratings

G2

4.4/5

(2524)
Glassdoor

3.8/5

(1631)

G2

4.8/5

(2666)
Capterra

4.6/5

(319)
TrustPilot

2.6/5

(60)
Glassdoor

3.9/5

(150)

Company health

Employee growth

5% increase in the last year

21% increase in the last year

Web traffic

24% decrease in the last quarter

5% decrease in the last quarter

Financing

November 2023 - $9M

May 2023 - $251M

How do ZoomInfo Sales and Apollo.io compare in data accuracy for international contacts?

Both ZoomInfo Sales and Apollo.io have user reviews mentioning concerns about data accuracy, particularly for contact information like phone numbers and emails. While neither platform explicitly states superior international data accuracy, ZoomInfo Sales users specifically point to weaker data outside North America. Therefore, for international contacts, neither platform guarantees high accuracy, but ZoomInfo Sales' acknowledged limitations suggest Apollo.io might be a slightly better option, although further research into specific regions of interest is recommended.

Which platform better integrates with existing CRM systems for smoother workflows?

Both ZoomInfo Sales and Apollo.io offer integrations with existing CRM systems. However, user reviews for ZoomInfo Sales highlight its "seamless integration" with popular CRMs like Salesforce, while reviews for Apollo.io, while mentioning CRM integration, don't emphasize the same level of seamlessness. Therefore, ZoomInfo Sales appears to offer a slightly better CRM integration experience based on available information.

What are the advantages of ZoomInfo Sales?

ZoomInfo Sales offers a vast database of company and contact information, particularly valuable for lead generation. It provides a suite of tools for sales engagement and data management within a single platform, streamlining workflows. ZoomInfo Sales integrates seamlessly with popular CRM systems. It's specifically designed for mid-sized to large B2B companies, catering to their particular needs.

What are the disadvantages of ZoomInfo Sales?

ZoomInfo Sales suffers from data accuracy issues, especially regarding outdated or incorrect phone numbers. Its geographic coverage is primarily focused on North America, limiting its usefulness for businesses targeting other regions. The platform's pricing is often considered high, potentially prohibitive for smaller businesses. Finally, limited export functionality can hinder users working with large datasets.

Alternatives to ZoomInfo Sales and Apollo.io

amplemarket

Amplemarket is an AI-powered sales platform designed to help businesses find and close more deals. It offers tools for lead generation, personalized outreach across multiple channels (like email and LinkedIn), and sales performance management. Amplemarket's focus is on improving sales team efficiency and increasing revenue through AI-driven insights and automation. Its key features include data enrichment, intent signal identification, and automated email and LinkedIn engagement.

Salesloft

Salesloft is a sales platform designed to help sales teams close deals more efficiently. It offers tools to manage sales calls, emails, and customer interactions. Salesloft provides insights and analytics to help improve sales performance and forecast future sales. Its focus is on providing a single platform to manage the entire sales process, making it particularly beneficial for mid-sized companies in the USA seeking to streamline their sales operations and boost revenue.

Outreach

Outreach is a sales platform designed to make sales teams more efficient and successful. It uses automation and AI to help manage sales processes, from finding new customers to closing deals. Outreach provides tools for managing contacts, tracking progress, automating tasks, and analyzing sales data. It aims to improve sales performance, provide insights into the sales process, and help sales teams close deals more effectively. Large companies like Zoom and Siemens use Outreach to manage their sales operations.

Warmly

Warmly is a software platform designed to help businesses, especially small and medium-sized ones, increase sales. It identifies companies visiting your website and reveals information about them, like what they do and who to contact. This helps sales teams focus on the hottest leads and automate outreach for quicker conversions. Warmly integrates with popular sales and marketing tools you might already use, such as customer relationship management (CRM) and marketing automation platforms.

Lusha

Lusha is a sales intelligence tool that provides contact information for businesses and professionals. It helps users build lists of leads based on various criteria like company size, industry, location, and job title. Lusha has a browser extension that integrates with platforms like LinkedIn and Salesforce to show contact details directly on those websites. They also offer data enrichment features to update your CRM with verified contact information. Lusha promises accurate data and is GDPR and CCPA compliant.

Seamless.AI

Seamless.AI is a sales intelligence platform that helps businesses find new leads and connect with prospects. It offers a database of over 1.3 billion business contacts and 121 million companies, with verified contact information like emails and phone numbers. Users can search for leads based on various criteria, build targeted lists, and integrate this data with popular CRMs like Salesforce and HubSpot. Seamless.AI aims to streamline the lead generation process and help sales teams close more deals.

Page co-authored by

Michal Kaczor

CEO at Gralio

Michal has worked at startups for many years and writes about topics relating to software selection and IT management. As a former consultant for Bain, a business advisory company, he also knows how to understand needs of any business and find solutions to its problems.

Tymon Terlikiewicz

CTO at Gralio

Tymon is a seasoned CTO who loves finding the perfect tools for any task. He recently headed up the tech department at Batmaid, a well-known Swiss company, where he managed about 60 software purchases, including CX, HR, Payroll, Marketing automation and various developer tools.

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