11 Best Lead Intelligence Software to Use in 2025

The B2B sales landscape is more competitive than ever. In 2024, nearly half (45%) of B2B businesses reported struggling to generate enough leads, while 91% of marketers cite lead generation as their most important goal for the year ahead.

The good news?

The global B2B eCommerce market is projected to reach $32.11 trillion by 2025, with 64% of new-age B2B buyers preferring digital channels. This digital shift, coupled with the rising importance of data-driven decisions and AI-powered analytics, positions lead intelligence software as an indispensable tool for revenue teams. The lead intelligence software market itself is experiencing strong growth, projected to reach $8.18 billion in 2025 and $11.8 billion by 2029.

At SalesIntel, we understand that a robust sales pipeline is built on accurate, actionable lead data. Gone are the days of relying on guesswork and outdated information. Lead intelligence software empowers your sales and marketing teams to identify, qualify, and engage with the right prospects at the right time, ultimately accelerating your sales cycle and boosting your ROI.

What is Lead Intelligence Software?

Lead intelligence software encompasses a range of technological solutions designed to provide comprehensive data and insights about potential customers (leads). This information goes beyond basic contact details, offering a deeper understanding of companies and individuals. It helps sales and marketing teams attract, qualify, and nurture sales leads by providing:

• Verified Contact Information: Accurate email addresses, direct dial phone numbers, and social media profiles.
• Company Firmographics: Industry, company size, revenue, location, and technographics (the technology stack a company uses).
• Buyer Intent Data: Signals indicating a prospect’s active interest in certain products or services, such as website visits to specific pages, content downloads, or engagement with competitor sites.
• Behavioral Tracking: Insights into how prospects interact with your website and other online content.
• Lead Scoring: Automated systems that rank leads based on their likelihood to convert, allowing for prioritization.
• Data Enrichment: The process of adding missing or updating outdated information to existing lead records.

In essence, lead intelligence software transforms raw data into actionable intelligence, allowing sales and marketing teams to move beyond generic outreach and adopt highly personalized and targeted strategies.

How Does Lead Intelligence Software Work?

Lead intelligence software works by aggregating and analyzing vast amounts of data from diverse sources, including:

• Publicly Available Information: Company websites, news articles, social media profiles (especially LinkedIn), and financial reports.
• Proprietary Databases: Data collected through a vendor’s own research, partnerships, and AI-driven scraping.
• First-Party Data: Information gathered from your website visitors, CRM, and marketing automation platforms.

Once collected, the data undergoes rigorous processes of:

1. Verification and Cleansing: Algorithms and often human verification teams (like SalesIntel’s) ensure data accuracy and remove duplicates or outdated information.
2. Enrichment: Missing data points are filled in to create a more complete prospect profile.
3. Analysis and Scoring: AI and machine learning algorithms analyze the enriched data to identify patterns, predict buying intent, and assign lead scores.
4. Integration: The intelligence is then pushed to your existing CRM, marketing automation, and sales engagement platforms, making it accessible to your teams within their daily workflows.

This continuous process of data collection, refinement, and analysis empowers your teams with real-time, data-driven insights, leading to more strategic and impactful outreach.

Benefits of Lead Intelligence Software for Sales & Marketing

Leveraging lead intelligence software offers a multitude of benefits for revenue teams, leading to improved efficiency and increased revenue:

• Enhanced Lead Quality and Prioritization: By providing deep insights into firmographics, technographics, and buyer intent, the software helps identify high-value prospects most likely to convert. This enables sales teams to focus their efforts on the most promising leads.
• Accelerated Sales Cycles: With accurate contact information and intent signals, sales reps can reach decision-makers faster and tailor their messaging, leading to shorter sales cycles.
• Improved Personalization: Detailed company and contact data allows for highly personalized outreach messages, increasing engagement and conversion rates.
• Increased Sales Productivity: Automation of lead research, data enrichment, and lead scoring frees up sales reps’ time from manual tasks, allowing them to focus on core selling activities. In fact, sales intelligence can help reduce the 72% of time B2B sellers spend on non-selling tasks.
• Better Marketing Campaign Performance: Marketers can segment audiences with greater precision based on intent data and firmographics, leading to more targeted and effective campaigns.
• Competitive Advantage: Understanding a prospect’s technology stack and competitive landscape can provide valuable insights for tailoring your pitch and differentiating your offering.
• Reduced Data Decay: With real-time updates and data enrichment, lead intelligence software helps combat data decay, ensuring your database remains accurate and relevant.

Now, let’s explore some of the best lead intelligence software solutions available in 2025, including how SalesIntel stands out.

The 11 Best Lead Intelligence Software to Use in 2025

Choosing the right lead intelligence software depends on your specific needs, budget, and target audience. Here’s a comprehensive look at some of the top contenders:

1. SalesIntel (Your Go-To for Accurate & Human-Verified Data)

Of course, we have to start with ourselves! SalesIntel is a leading go-to-market intelligence platform designed to empower sales, marketing, and revenue operations teams with highly accurate, human-verified B2B contact and company data, technographics, and buyer intent signals. Our commitment to human verification ensures that you receive the most reliable and up-to-date information, minimizing bounced emails and wasted outreach efforts.

Key Features:

• Human-Verified Data: Our team verifies all direct dials and B2B emails every 90 days, providing an industry-leading 95% accuracy guarantee.
• Comprehensive Data: Access to millions of B2B contacts, company profiles, firmographic data, and technographic insights.
• Buyer Intent Data: Uncover accounts actively researching solutions like yours, enabling timely and relevant outreach. We provide intent signals from over 7,000 topics.
• Research-on-Demand: If you can’t find a specific contact or company, our research team will find and verify the data for you within 1-2 business days.
• Advanced Filtering: Granular search filters allow you to pinpoint your ideal customer profile (ICP) based on industry, company size, revenue, job title, technology used, and more.
• CRM Integrations: Seamlessly integrate with popular CRMs like Salesforce, HubSpot, SalesLoft, Outreach, and Marketo to automate data flow and streamline workflows.
• Website Visitor Identification: Identify anonymous companies visiting your website and turn them into actionable leads.
• Data Enrichment: Keep your existing CRM data clean and up-to-date with automated enrichment capabilities.

Why SalesIntel Stands Out:

SalesIntel’s core differentiator is our unwavering commitment to human-verified data accuracy. While many competitors rely solely on automated data scraping, our dedicated research team actively verifies and updates contact and company information, especially direct dial phone numbers and mobile numbers. This ensures that your sales team spends less time dealing with inaccurate data and more time connecting with decision-makers. Our robust intent data further enhances your targeting capabilities, allowing you to prioritize “in-market” accounts and strike when the iron is hot.

Best For: B2B sales, marketing, and revenue operations teams of all sizes (SMBs to Enterprises) who prioritize data accuracy, comprehensive company insights, and strong buyer intent signals for highly targeted outreach.

2. ZoomInfo SalesOS

ZoomInfo is a well-established player in the sales intelligence space, offering a vast database of B2B contact and company information. It’s known for its comprehensive features and extensive coverage, particularly within the US market.

Key Features:

• Extensive Database: Access to a large volume of B2B contacts and company profiles.
• Buyer Intent Data: Provides insights into companies showing buying signals.
• Firmographic & Technographic Data: Detailed company information and technology stack insights.
• Sales Automation: Tools for automating outreach and managing sales processes.
• CRM Integrations: Integrates with leading CRM and sales engagement platforms.

Why it’s a good choice: ZoomInfo offers a wide array of data and functionalities, making it a powerful solution for large enterprises with diverse sales and marketing needs.

Potential Considerations: While extensive, some users report a steeper learning curve and potentially higher pricing compared to other options. Data accuracy for direct dials can also vary.

3. Cognism

Cognism is a strong contender, particularly recognized for its compliance with data regulations like GDPR and its focus on providing high-quality, actionable data, especially in EMEA.

Key Features:

• Global B2B Data: Strong coverage in both North America and EMEA, with a focus on mobile numbers.
• GDPR Compliance: Emphasizes adherence to data privacy regulations.
• Intent Data: Helps identify in-market accounts.
• Data Enrichment & Cleaning: Tools to keep your data fresh and accurate.
• CRM & Sales Engagement Integrations: Connects with popular platforms.

Why it’s a good choice: For businesses operating in Europe or those with stringent data compliance requirements, Cognism offers a reliable and compliant solution with excellent mobile number coverage.

Potential Considerations: Pricing can be on the higher side, and while its EMEA data is strong, its US coverage might be less comprehensive than some US-centric providers.

4. Apollo.io

Apollo.io offers a comprehensive sales intelligence and engagement platform, combining a large B2B database with powerful email automation and sequencing capabilities. It’s a popular choice for SMBs due to its all-in-one nature and relatively affordable pricing.

Key Features:

• Large Contact Database: Access to millions of verified B2B contacts.
• Email & Call Automation: Built-in tools for creating and managing outreach sequences.
• Advanced Search Filters: Robust filtering options to pinpoint target prospects.
• CRM Integrations: Seamlessly connects with major CRMs.
• Lead Scoring & Prioritization: Helps identify and prioritize high-value leads.

Why it’s a good choice: Apollo.io is an excellent option for sales teams looking for a complete prospecting and outreach solution within a single platform, especially for SMBs with budget considerations.

Potential Considerations: While its database is extensive, some users report occasional data inaccuracies. Its primary strength lies in its combined data and outreach features.

5. Seamless.AI

Seamless.AI positions itself as an AI-powered sales intelligence platform, focusing on real-time data discovery and validation. It aims to provide highly accurate contact information on the fly.

Key Features:

• AI-Driven Contact Search: Uses AI to find and verify contact information as you browse.
• Real-time Email & Phone Validation: Aims to ensure high deliverability rates.
• Chrome Extension: Integrates directly into your browser for easy prospecting.
• CRM Integrations: Connects with your existing sales tech stack.
• Buyer Intent Data: Offers intent signals to help prioritize outreach.

Why it’s a good choice: Seamless.AI is ideal for sales professionals who need immediate access to accurate contact data while prospecting online, particularly those who rely heavily on direct dials.

Potential Considerations: While it emphasizes real-time data, the depth of company insights might be less comprehensive than platforms like SalesIntel or ZoomInfo.

6. Lusha

Lusha is a popular B2B contact data provider known for its user-friendly browser extension and focus on delivering accurate contact details, including email addresses and phone numbers.

Key Features:

• Browser Extension: Easily find contact information directly from LinkedIn and company websites.
• Verified Contact Data: Provides email addresses and phone numbers.
• Data Enrichment: Helps enrich existing CRM records.
• CRM Integrations: Connects with popular CRMs for streamlined workflows.
• Freemium Model: Offers a limited free plan to get started.

Why it’s a good choice: Lusha is excellent for individual sales reps or small teams looking for a quick and easy way to access contact information for prospecting, especially for those who primarily use LinkedIn for lead discovery.

Potential Considerations: While good for contact data, its company insights and intent data might be less robust compared to full-fledged lead intelligence platforms.

7. RocketReach

RocketReach offers a vast database of verified email addresses and direct dial phone numbers, making it a strong tool for recruiters and sales professionals focused on direct outreach.

Key Features:

• Extensive Contact Database: Millions of verified email addresses and phone numbers.
• Advanced Search Filters: Search by name, company, industry, and more.
• CRM Integrations: Connects with major CRMs and productivity tools.
• Company Insights: Provides some basic company information.

Why it’s a good choice: RocketReach is a solid option for sales teams and recruiters whose primary need is to quickly find and verify contact details for individuals across various industries.

Potential Considerations: While strong on contact information, its depth of company data and intent signals may not match more comprehensive lead intelligence solutions.

8. Adapt.io

Adapt.io is a data enrichment tool that provides actionable B2B data, focusing on firmographic segmentation and department-level insights.

Key Features:

• Multiple Data Points: Includes funding information and department-wise employee counts.
• API Integration: Integrates with CRMs to complete missing B2B data points.
• Granular Filters: Offers detailed filters for industry segmentation (e.g., Fintech SaaS, HRTech SaaS).
• CRM Integrations: Supports popular CRM platforms.

Why it’s a good choice: Adapt.io is particularly useful for marketing campaigns that require precise firmographic segmentation and detailed insights into organizational structures.

Potential Considerations: Data coverage may be limited in some European regions, and its features are primarily focused on marketing use cases.

9. Clearbit (now Breeze Intelligence as part of HubSpot AI)

Clearbit, now rebranded as Breeze Intelligence under HubSpot AI, is known for its data enrichment and visitor identification capabilities. It helps sales teams convert anonymous website visitors into identifiable leads.

Key Features:

• Data Enrichment: Enriches existing contact and company data.
• Website Visitor Identification: Identifies companies visiting your website.
• Technographic Data: Insights into a company’s technology stack.
• Integration with HubSpot: Seamlessly integrates with the HubSpot ecosystem.

Why it’s a good choice: For HubSpot users or those looking to identify and enrich data from their website visitors, Clearbit/Breeze Intelligence offers valuable insights for sales follow-up.

Potential Considerations: Its core strength lies in enrichment and visitor identification, and it might not offer the same depth of proactive lead generation as some other platforms.

10. Orum

Orum is an AI-powered sales dialing platform that automates the most time-consuming aspects of outbound calling. While not a pure lead intelligence software, it significantly enhances the efficiency of sales outreach by leveraging AI to filter out bad numbers and navigate phone directories.

Key Features:

• AI-Powered Dialing: Automates dialing, voicemail detection, and phone directory navigation.
• Multi-Line Dialing: Allows reps to call multiple numbers in parallel.
• CRM Integration: Plugs into Salesforce, Outreach, and SalesLoft.
• Focus on Live Conversations: Aims to get reps into live conversations quickly.

Why it’s a good choice: Orum is an excellent complementary tool for sales teams that rely heavily on cold calling and want to maximize their talk time by eliminating manual dialing inefficiencies.

Potential Considerations: Orum’s primary function is call automation, so it typically needs to be paired with a dedicated lead intelligence platform like SalesIntel for comprehensive data and prospecting.

11. Slintel (now a 6sense company)

Slintel, now part of 6sense, was known for its B2B intent data and technographic insights. As part of 6sense, it contributes to a broader revenue intelligence platform that aims to eliminate guesswork in B2B sales.

Key Features (as part of 6sense):

• Buyer Intent Data: Identifies companies actively researching specific topics.
• Technographic Data: Provides insights into a company’s technology stack.
• Predictive Analytics: Uses AI to predict buying behavior.
• Account-Based Marketing (ABM) Focus: Designed to support ABM strategies.
• CRM & Marketing Automation Integration: Integrates with existing tech stack.

Why it’s a good choice: For organizations adopting an ABM approach or those looking for deep intent and technographic insights to identify in-market accounts, 6sense (with Slintel’s capabilities) offers a powerful solution.

Potential Considerations: It’s often geared towards larger enterprises and can have a higher price point. The focus is more on account-level intelligence rather than individual contact data in isolation.

Choosing the Right Lead Intelligence Software for Your Business

When selecting a lead intelligence software, consider the following factors:

• Data Accuracy and Coverage: This is paramount. Look for platforms with high accuracy guarantees and comprehensive coverage for your target regions and industries. For SalesIntel, our human-verified data is our pride and a key differentiator.
• Types of Data Provided: Do you need firmographics, technographics, intent data, or just contact information? SalesIntel offers a comprehensive suite.
• Ease of Use and Integration: The platform should be intuitive and seamlessly integrate with your existing CRM and sales engagement tools.
• Scalability: Can the software grow with your business needs?
• Pricing Model: Understand the cost structure, whether it’s per user, per credit, or based on data volume.
• Customer Support: Responsive and knowledgeable support is crucial for effective adoption and troubleshooting.
• Specific Features: Evaluate unique features like SalesIntel’s Research-on-Demand, which can be a game-changer for finding hard-to-get contacts.

The SalesIntel Advantage in 2025

As the B2B landscape continues to evolve, the demand for precise, actionable lead intelligence will only intensify. At SalesIntel, we are continuously enhancing our platform to provide you with the most accurate data, deepest insights, and seamless integrations. Our commitment to human verification, combined with powerful AI-driven analytics, ensures that your sales and marketing teams have the unfair advantage they need to hit their targets in 2025 and beyond.

Don’t let inaccurate data or missed opportunities hold your revenue team back. Invest in a lead intelligence solution that empowers your sales and marketing efforts with precision and confidence. Explore SalesIntel today and discover how we can help you build a stronger, more predictable pipeline.