Too many sales reps spend their week buried in research instead of conversations. We tested 7 sales intelligence tools to see which ones save time and how Alpharun analyzes real conversations to uncover what works. 

Here’s what we found:

An overview of the 7 best sales intelligence tools

The following chart illustrates the different strengths of each of these sales intelligence software options and their pricing:

Now we’ll get into the details of each option more closely. These tools help you find prospects, and then you can take your strategy to the next level with Alpharun to determine what to say to them with the perfect custom sales playbook.

1. ZoomInfo

ZoomInfo is a sales intelligence platform that helps sales and marketing teams find and connect with the right buyers faster. It delivers verified contact data and insights that make every outreach more effective.

The platform gathers and organizes millions of business contacts to build one of the biggest and most accurate B2B databases. It also includes tools for finding leads, running marketing campaigns, and managing sales, all in one place.

Key features of ZoomInfo

• Extensive database coverage with profiles on more than 300 million professionals across 100 million companies

• Full revenue platform with SalesOS, MarketingOS, OperationsOS, and TalentOS for complete go-to-market execution

• AI Copilot that recommends who to contact, when to engage, and what to say based on user and market data

• Advanced filters for firmographic, technographic, and intent data to target ideal accounts

• Integrations with Salesforce, HubSpot, Outreach, and other major CRM and sales engagement tools

ZoomInfo is best for

• Enterprise sales organizations and large RevOps teams

• Companies that rely on high-volume outbound sales and marketing

• Teams that need deep firmographic and intent insights for account-based strategies

Pros and cons of ZoomInfo

Pricing for ZoomInfo

ZoomInfo uses custom pricing based on the products and features you choose. Contact their sales team for a quote.

Why we recommend ZoomInfo

ZoomInfo is a good fit for large companies that need accurate, data-driven insights to grow revenue. It helps teams find the right buyers, connect with interested prospects, and turn website visitors into leads.

The platform connects sales, marketing, and operations so teams can work together and move faster.

2. Apollo.io

Apollo.io is a sales tool that combines contact data, email, and calling features in one platform. It helps small teams find new leads, contact them, and keep track of their work at an affordable price.

Key features of Apollo.io

• Integrated engagement platform to send emails, make calls, and manage tasks in one workspace

• Built-in dialer for tracking and recording outbound calls

• AI-assisted email writing to create personalized messages quickly

• Lead and task management tools for organizing daily outreach

Apollo.io is best for

• Startups and small sales teams

• Budget-conscious organizations

• Teams that want prospecting and outreach in a single tool

Pros and cons of Apollo.io

Pricing for Apollo.io

Apollo.io plans start free and scale up to $119 per user each month for advanced automation and data tools.

Why we recommend Apollo.io

Apollo.io is a good choice for small teams that want sales and outreach tools in one place. It connects easily with other apps, is simple to use, and gives great value for teams growing their sales efforts.

3. Cognism

Cognism helps sales teams find and contact real buyers. It gives accurate phone numbers that people verify, not guesses. The platform follows data privacy rules and uses AI to help reps find the best leads to call.

Key features of Cognism

• Diamond Data verifies each mobile number in-house to make calls more accurate

• Sales Companion AI provides live account data and next-best prospect suggestions

• Do Not Call (DNC) list screening across multiple countries for compliance protection

• Browser extension for quick access to contact data on LinkedIn and company websites

Cognism is best for

• Sales teams focused on cold calling and phone-based outreach

• Organizations with international coverage across Europe, Middle East, and Africa (EMEA), North America (NAM), and Asia Pacific (APAC) regions

• Teams that need CRM and engagement integrations

Pros and cons of Cognism

Pricing for Cognism

Cognism’s pricing depends on your business and what features you need. Every plan includes verified contact data, analytics, CRM integrations, and setup help. You can contact Cognism to get a custom quote.

Why we recommend Cognism

Cognism is a strong choice for teams that rely on accurate phone outreach and global coverage. Its verified Diamond Data®, AI-powered Sales Companion, and GDPR-compliant database help sales teams reach real buyers faster and build healthier pipelines.

4. Lead411

Lead411 is a B2B sales intelligence platform that provides unlimited access to verified contact data, intent signals, and growth triggers. It helps teams connect with decision-makers through accurate direct dials and emails.

Key features of Lead411

• Unlimited data access on higher-tier plans with no daily search or export caps

• Verified direct dials and mobile numbers with 96% email deliverability

• Bombora intent data integration to identify companies actively researching solutions

• Growth intelligence triggers, including funding, hiring trends, and executive changes

• Built-in email and SMS outreach through the Reach campaign feature

Lead411 is best for

• High-volume prospecting teams

• Companies focused on phone-based outreach

• Teams that need unlimited data without credit restrictions

• Organizations targeting growing companies with buying intent

Pros and cons of Lead411

Pricing for Lead411

Lead411 plans start with a free 7-day trial. The Spark plan costs $49 per month, and Blaze offers custom pricing on request.

Why we recommend Lead411

Lead411 delivers verified contact data with unlimited access on higher plans, making it perfect for teams that do high-volume prospecting. The platform combines accurate direct dials with intent data to help you reach prospects when they're ready to buy.

5. Lusha

Lusha is a B2B sales intelligence platform that helps teams find verified contact details fast. With over 280 million verified contacts, it makes prospecting easier for sales, marketing, and recruiting teams.

Key features of Lusha

• Database of 280M+ verified contacts with direct dials, emails, and enriched company profiles

• Chrome extension for instant contact enrichment while browsing LinkedIn

• AI-powered prospecting that delivers fresh leads daily based on buying signals

• Intent data and job change alerts to catch prospects at the right time

• CRM integrations with Salesforce, HubSpot, and other major platforms

Lusha is best for

• Mid-market sales teams

• Solo sellers and small teams

• Companies that need fast contact enrichment

• Teams focused on LinkedIn prospecting

Pros and cons of Lusha

Pricing for Lusha

Lusha pricing plan starts free. Pro costs $22.45 per month, Premium is $52.45, and custom pricing is available for larger needs.

Why we recommend Lusha

Lusha delivers fast, accurate contact enrichment with a simple interface that sales teams can use immediately. The Chrome extension makes LinkedIn prospecting effortless, and the intent data helps you reach prospects when they're ready to buy.

6. Kaspr

Kaspr is a simple LinkedIn enrichment tool that helps sales reps and small teams find contact details fast. It works through a Chrome extension, letting users collect emails and phone numbers directly from LinkedIn profiles, groups, or events.

Key features of Kaspr

• Chrome extension for instant contact enrichment while browsing LinkedIn

• European data coverage with more than 120 million verified contacts

• GDPR and CCPA alignment for compliant prospecting

• List management tools to organize prospects with notes and tags

• Clean user interface built for quick adoption

Kaspr is best for

• Solo sellers and small sales teams

• European prospectors who need fast enrichment

• Users who want a simple, easy-to-use tool for LinkedIn outreach

• Teams that don’t require full enterprise platforms

Pros and cons of Kaspr

Pricing for Kaspr

Kaspr offers a free plan to get started. Paid plans begin at $49 per user per month, with the Business plan at $79. Enterprise teams can request custom pricing.

Why we recommend Kaspr

Kaspr is a great choice for sellers who want fast, lightweight LinkedIn enrichment without complex setup. It’s ideal for small teams and individual reps who need accurate contact details and quick workflows at an affordable price.

7. 6Sense

6sense is a predictive sales intelligence platform that helps B2B teams find and target accounts most likely to buy. It uses AI, intent data, and analytics to identify where each prospect is in the buying process and when they’re ready to engage.

Key features of 6sense

• Intent data analysis that shows which accounts are actively researching solutions

• Predictive analytics powered by AI to forecast which accounts are most likely to purchase

• Account orchestration to align marketing and sales outreach across buying committees

• Real-time tracking of account activity and engagement signals

• Integrations with leading CRM and marketing automation tools

6sense is best for

• Account-based marketing and enterprise B2B teams

• Companies with long or complex sales cycles

• Organizations focused on predictive intelligence and intent-based selling

• Teams with dedicated RevOps or data teams

Pros and cons of 6sense

Pricing for 6sense

6sense offers custom pricing based on company size, data needs, and selected features. Expect enterprise-level investment.

Why we recommend 6sense

6sense helps sales teams find the right accounts, reach key decision-makers, and engage at the best time in the buying journey. 

Its AI uncovers in-market accounts, predicts purchase intent, and provides actionable insights inside everyday sales tools. This keeps sellers focused on selling, not searching.

How sales intelligence tools and Alpharun work together

Sales intelligence platforms help you find the right people. Alpharun helps you say the right things once you're on the call.

Here's how they complement each other:

Example workflow

1. Use sales intelligence tools to identify and prioritize ideal leads based on intent data, firmographics, and buying signals.

2. Import leads or sync pipelines with Alpharun to track every conversation.

3. Alpharun tracks calls to those leads, scores rep performance, and tailors feedback to specific prospect profiles.

4. Dashboards provide managers with visibility into how reps are converting leads from each sales intelligence source, allowing rapid adjustment of talk tracks and best practices.

Think of it this way: sales intelligence tools fill your pipeline with the right names and numbers. Alpharun makes sure your team knows exactly what to say when those prospects answer.

How we tested these sales intelligence tools

We tested each platform the same way real sales teams use them. Our goal was to see which tools truly improve sales performance and make daily work easier.

Data accuracy

We verified contact details against known records and tracked bounce rates in email campaigns. Tools with verified phone data scored higher since accurate numbers save time and effort.

Coverage and depth

We reviewed each database for accuracy, completeness, and relevance in key markets where teams sell most often.

Integration ease

We tested connections with Five9, Salesforce, HubSpot, and Outreach. Quick setup matters because slow integrations lead to lower adoption.

Compliance and data ethics

We checked GDPR and CCPA compliance, DNC screening, and data collection methods. A platform must be transparent and safe to use.

Total cost of ownership

We compared the real cost of each platform, including licenses, credits, and hidden fees, to understand long-term value.

Other factors we measured:

• Support quality: How fast and helpful each support team was.

• User interface: Simple layouts and clear workflows help reps stay efficient.

• ROI: We favored tools that showed real improvements in connect rates, close rates, or productivity.

Our goal was to find sales intelligence tools that make selling simpler, faster, and more effective.

Which sales intelligence tool should you choose?

The right sales intelligence platform depends on your sales process, team size, and goals. Each tool fits a different type of organization and selling style.

Choose ZoomInfo if you:

• Lead an enterprise team with a large sales budget

• Need extensive data coverage across major markets

• Have a RevOps team that can manage complex tools

• Value detailed company and contact data more than cost savings

Choose Apollo.io if you:

• Run a startup or small sales team with limited resources

• Want both prospecting and outreach tools in one platform

• Focus mostly on email outreach instead of phone calls

• Accept a few data quality gaps in exchange for lower pricing

Choose Cognism if you:

• Rely on cold calling and need verified mobile numbers.

• Operate in markets with strict data rules such as Europe.

• Want to prospect freely without credit limits.

• Care more about call accuracy than database size.

Choose Lead411 if you:

• Need unlimited data access without daily caps or credit restrictions

• Rely heavily on phone-based outreach with direct dials

• Want intent data to identify companies actively researching solutions

• Prefer affordable pricing compared to enterprise platforms

• Focus primarily on the U.S. market prospecting

Choose Lusha if you:

• Need fast contact enrichment from LinkedIn

• Want a simple tool with a minimal learning curve

• Value data accuracy over database size

• Work on a mid-market budget

Choose Kaspr if you:

• Work as a solo seller or run a small sales team

• Focus primarily on European markets for prospecting

• Need a lightweight, affordable LinkedIn enrichment tool

• Prefer a simple tool that requires minimal training

Choose 6sense if you:

• Run enterprise-level account-based marketing campaigns

• Have complex, multi-stakeholder sales cycles

• Need predictive analytics to identify in-market accounts

• Want to align sales and marketing around buyer intent signals

Avoid sales intelligence tools if you:

• Sell through existing relationships or warm referrals.

• Work in industries where every sale is unique and not repeatable.

• Operate in sectors where public contact data is unavailable or irrelevant.

Every platform offers something different. Think about what matters most to your team, like coaching, verified data, or finding buyers at the right time.

Key takeaways about sales intelligence platforms

You've found the perfect prospects. Your data is accurate. Your outreach is working. But what happens when someone actually answers the phone?

That's where most sales teams hit a wall. Reps say different things. Managers can't coach effectively at scale. Top performers succeed, but you can't figure out why.

Sales intelligence tools tell you WHO to call. Alpharun shows you WHAT to say.

Here's how Alpharun complements your sales intelligence platform:

• Reviews your actual sales calls to uncover winning behaviors and patterns

• Builds AI playbooks from your best conversations, not generic coaching materials

• Provides sentence-level coaching so every rep knows exactly what to say and when

• Helps managers identify who needs coaching and where it will have the most impact

• Protects customer data with HIPAA and SOC 2 compliance for regulated industries

Alpharun turns your team’s best moments into repeatable success. Book your demo to see your best calls turned into your next playbook.