The best sales intelligence tools in 2021

  1. Vainu
  2. Adapt
  3. Clearbit
  4. D&B Hoovers
  5. HG Insights
  6. Insideview
  7. Leadfeeder
  8. LinkedIn Sales Navigator
  9. Owler
  10. ZoomInfo Powered by DiscoverOrg


Vainu makes salespeople relevant in every step of the sales process by providing them with actionable company information, when and where they need it. Vainu is powered by technology to collect, read and understand all company information ever written, and make this easily consumable for the salesperson.


Adapt’s suite of products offers B2B contact and company data across multiple industries. Users get access to millions of business contacts so they can find the right connects to building qualified leads and engaging with prospects faster.


Clearbit is a marketing data engine for customer interactions. The software help users understand their customers on a deeper level, identify future prospects, and personalize every single marketing and sales interaction.

D&B Hoover

One of the largest company databases with more than 100 million people and 200 million company profiles. Delivered through the Dun & Bradstreet Data Cloud, D&B Hoovers’ data and insights help users accelerate revenue, manage risk, and lower cost.

HG Insights

HG Insights focuses on website tech. The solution provides marketers with accurate technographic insights, based on advanced data science, to build better forecasts and precisely target their campaigns at scale.


InsideView’s aim is to position itself as a modern company database that integrates seamlessly with Microsoft Dynamics CRM, specifically. In addition to basic company and people data, InsideView also provides relevant news mentions and social media feeds of companies.


Leadfeeder is a sales intelligence tool that helps companies uncover more about their anonymous website visitors so that they can convert promising visitors into sales leads. Leadfeeder shows who visits your website, how they found you, and what they’re interested in.

LinkedIn Sales Navigator

Most salespeople use LinkedIn, but only some utilize LinkedIn’s paid premium offering, Sales Navigator. Sales Navigator makes it easy to build prospect lists based on decision makers’ job titles and responsibilities. Users can also monitor relevant discussions, allowing salespeople to find more meaningful ways to engage with both existing and new contacts.


Owler is community-based business information and insights platform. Owler provides salespeople with real-time news, alerts, and insights to help them close more business and stay on top of their competitor’s moves.

ZoomInfo Powered by DiscoverOrg

ZoomInfo Powered by DiscoverOrg collects most of its data by interviewing and researching companies systematically a few times each year. The tool includes organizational charts and information about new projects and initiative. The solution is especially useful for business-to-business sales teams targeting IT departments

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Topics: Sales Tools, Sales Intelligence

Erika Granath

Vainu's Content Marketing Manager. Grew up next to Sweden's largest cookie factory. Love cookies (of course), ping pong tournaments and word jokes.