What are the best sales intelligence tools?

The **best sales intelligence tools** depend on what you need most: **contact data**, **intent data**, **account research**, or **conversation intelligence**. Across the sources, the most consistently top-rated tools are **ZoomInfo**, **LinkedIn Sales Navigator**, **Apollo**, **6sense**, and **Gong**.[1][2][4][5]

A practical shortlist is:

- **ZoomInfo** — strongest for **B2B contact and company data** at enterprise scale, and frequently listed as a top or leader tool.[1][2][3][6]

- **LinkedIn Sales Navigator** — best for **relationship mapping and prospect discovery**.[1][2][4][6]

- **Apollo.io** — strong **budget-friendly** option for prospecting and outbound workflows.[1][3][5][6]

- **6sense** — best for **intent data** and identifying accounts that are in-market.[1][4][5][6]

- **Gong** — best for **conversation intelligence** and deal insight from calls and meetings.[4][5][6]

- **Cognism** — often recommended for **accurate B2B data**, especially in international markets.[2][5][6]

- **Bombora** — strong for **anonymous web intent** and buyer research signals.[4][6]

If you want the simplest recommendation by use case:

- **Enterprise data coverage:** ZoomInfo[1][2][3]

- **Prospecting on LinkedIn:** Sales Navigator[1][2][4]

- **Best value:** Apollo[1][3][5]

- **Intent-driven ABM:** 6sense or Bombora[1][4][6]

- **Call and deal analysis:** Gong[4][5][6]

One source also notes that some tools stand out for specific categories: G2 lists **ZoomInfo Sales** as a leader, **Skrapp.io** as highest performer, and **BookYourData** as easiest to use, while for small businesses it highlights **Seamless.AI**, **Apollo.io**, and **ZoomInfo Sales**.[1]

If you want, I can also give you a **top 5 ranked list by team size** or compare **ZoomInfo vs Apollo vs 6sense vs Sales Navigator** in a table.