Top 10 Alternatives to ZoomInfo in 2025

ZoomInfo has become a household name in B2B sales and marketing for a good reason—it offers robust contact databases, firmographic insights, intent data, and outreach tools under one roof. But as B2B data needs become more nuanced and companies look for better pricing, regional coverage, or deeper integrations, many are asking: What are the best ZoomInfo alternatives in 2025?

Whether in sales, marketing, recruitment, or go-to-market strategy, this article explores 10 powerful alternatives to ZoomInfo that can help you identify leads, build pipelines, and accelerate revenue growth.

1. Lusha

Best for SMBs and fast-growing startups needing affordable, reliable contact data.

Lusha has gained massive popularity among sales professionals for its ease of use, browser extension, and GDPR-compliant data enrichment. It’s a streamlined platform that helps you find direct dials and emails quickly from LinkedIn and company websites.

Key Features:

• B2B contact database with verified phone/email data
• LinkedIn and Salesforce integration
• Real-time prospecting tools
• API access for custom integrations

Why Consider It? If you’re looking for cost-effective, verified data without the heavy investment ZoomInfo demands, Lusha is a solid bet.

2. Apollo.io

Best for: Full-cycle outbound sales workflows from prospecting to outreach.

Apollo.io combines data, engagement, and sales intelligence into one platform. Its built-in email sequencing and CRM functionality make Apollo stand out, which is ideal for SDRs and revenue teams.

Key Features:

• 265+ million contacts and 70+ million companies
• Chrome extension for LinkedIn prospecting
• Email and call sequences built-in
• Intent data and enrichment features

Why Consider It? If you want an all-in-one outbound prospecting and engagement platform, Apollo is a strong ZoomInfo alternative.  

Good Read: Why PVA is considered as versatile material?

3. Cognism

Best for: Global B2B sales teams targeting EMEA, APAC, and GDPR-compliant regions.

Cognism is built for international outreach, offering strong European B2B data coverage and strict compliance with GDPR. Its Diamond Data® technology focuses on mobile-verified contact info, which is highly valuable for sales reps.

Key Features:

• GDPR-compliant contact database
• Real-time mobile number validation
• Intent data powered by Bombora
• Salesforce, Outreach, and HubSpot integrations

Why Consider It? For companies operating in Europe or with GDPR-sensitive operations, Cognism provides safer, more precise prospecting than ZoomInfo.

4. Clearbit

Best for: Marketing and revenue teams focused on website visitor intelligence and enrichment.

Clearbit focuses more on real-time data enrichment and IP intelligence than traditional prospecting. It’s perfect for companies using first-party web traffic and inbound signals to guide outbound strategies.

Key Features:

• IP-based firmographic enrichment for anonymous visitors
• Real-time company data enrichment for CRMs
• Reveal API for personalization and targeting
• Chrome extension for sales reps

Why Consider It? Clearbit is excellent if you’re data-driven and growth-focused, have a strong inbound funnel, and want to monetize further.

5. Lead411

Best for: Companies seeking intent-based sales triggers and real-time alerts.

Lead411 provides verified email and phone data along with sales trigger alerts, such as job changes, company funding, or hiring spikes. This helps sales teams reach out at the right time with better context.

Key Features:

• Human-verified contact data
• Sales triggers and intent signals
• CRM integrations (HubSpot, Salesforce, etc.)
• Chrome extension and outreach tools

Why Consider It? Lead411 is ideal for timing-driven outreach, making it a valuable tool for outbound sales with strong trigger-based automation.

6. SalesIntel

Best for: US-based companies looking for human-verified contacts with deep firmographics.

SalesIntel emphasizes accuracy and reliability, boasting over 90% human-verified B2B data. It’s powerful in the U.S. market and includes enrichment, technographic insights, and buyer intent data.

Key Features:

• Human-verified contact and company data
• Buyer intent data through Bombora
• Enrichment and CRM integrations
• RevDriver Chrome Extension

Why Consider It? If you want higher data accuracy and support for intent-based marketing, SalesIntel is a reliable ZoomInfo alternative for B2B teams.

7. Slintel (now part of 6sense)

Best for: Advanced account-based marketing (ABM) and buying intent insights.

Slintel focuses heavily on technographic insights—knowing what technologies your target accounts use—and buyer intent data. It’s beneficial for companies practicing 

ABM or selling tech/SaaS products.

Key Features:

• Technographic and firmographic segmentation
• Buying intent signals
• Integration with 6sense for ABM
• Custom lead lists and segmentation

Why Consider It? Slintel is great for tech companies with ABM strategies who need firmographics and buying signals to land enterprise deals.

8. Uplead

Best for: Teams that want flexible credit-based plans with transparent pricing.

Upload is gaining attention for its pay-as-you-go credit system, real-time email verification, and transparent data coverage. It’s suitable for smaller teams that don’t want long contracts or massive commitments.

Key Features:

• 85+ million B2B contacts
• Real-time email verification
• Technographics and intent filters
• CRM integrations and API

Why Consider It? Upload is ideal if you need accurate data on a flexible budget with no hidden fees or long-term lock-ins.

9. LeadIQ

Best for: Streamlining prospecting workflows for SDRs on LinkedIn.

LeadIQ focuses on prospecting directly from LinkedIn and syncs with your CRM or sales engagement platform. It offers email and phone data enrichment, prospect tracking, and collaboration tools.

Key Features:

• Chrome extension for LinkedIn data capture
• Integrations with Salesforce, Outreach, SalesLoft
• Campaign tracking and collaborative lead lists
• Real-time enrichment and workflow automation

Why Consider It? It’s ideal for sales teams heavily reliant on LinkedIn-based outreach and real-time list building.

10. Adapt.io

Best for: Fast lead generation with global coverage and data enrichment.

Adapt.io offers a comprehensive global B2B contact database and integrates well with CRMs and marketing platforms. It’s gaining traction among sales development teams for its clean UI and fast data retrieval.

Key Features:

• 100M+ business contacts across industries
• Company search by revenue, size, and location
• Email validation and enrichment
• Integrates with Salesforce and Zapier

Why Consider It? If you want an extensive database with simple search and export options, Adapt.io is a strong competitor to ZoomInfo.

Final Thoughts

ZoomInfo continues to lead in B2B contact intelligence, but the landscape is rapidly expanding with more affordable, flexible, and niche-focused alternatives. Whether you need GDPR-safe data, a full outbound stack, or just clean contacts for LinkedIn outreach—there’s a solution tailored for you.

Choosing the right ZoomInfo alternative depends on your team size, target market, sales strategy, and budget. Most of the tools listed above offer free trials or demo calls, so don’t hesitate to explore and find the perfect fit.