Best AI tools to enrich leads with company data

Short answer

Clay ranks #1 for enrich leads with company data (score 9.4/10). Pricing: Launch $167/mo (monthly); free tier: yes. Runners-up: Apollo.io, ZoomInfo.

Top 5, ranked by our published rubric. Sponsorship never affects the order. Last updated 2026-10-13.

Compare the top 5 side by side

#	Tool	Score	Pricing	Paid from	Free tier	What it is
1	Clay	9.4	Free tier	Launch $167/mo (monthly)	yes	Data enrichment and AI research for GTM
2	Apollo.io	8.2	Free tier	$49/seat/mo (billing period unconfirmed)	yes	Sales prospecting database and outreach
3	ZoomInfo	8.0	Custom	Custom (contact sales for pricing)	Unverified	B2B contact and company data
4	Lusha	7.5	Free tier	Starter $37.45/mo, billed yearly	yes	B2B contact data for prospecting
5	Crunchbase	5.6	From $99	Pro $99/mo billed monthly	unknown	Company data and prospecting

Rank 1

Clay

Free tierVisit Clay (opens in a new tab)

Data enrichment and AI research for GTM

Score 9.4/10Paid from: Launch $167/mo (monthly)Free tier: yesLast verified 2026-10-13

Why ranked: Its own site says: “Infrastructure to get any data, run agentic workflows, and launch GTM plays.” We placed it 1st of 5 on fit for this task. Free tier; paid from Launch $167/mo (monthly).

Fit 10.0 · value 7.5 · breadth 10 · availability 10 (how we score) · pricing source · site live

Rank 2

Apollo.io

Free tierVisit Apollo.io (opens in a new tab)

Sales prospecting database and outreach

Score 8.2/10Paid from: $49/seat/mo (billing period unconfirmed)Free tier: yesLast verified 2026-10-13

Why ranked: Its own site says: “Apollo is the AI sales platform rebuilt as one connected AI GTM system: data, intelligence, and execution for the entire go-to-market motion.” We placed it 3rd of 5 on fit for this task. Free tier; paid from $49/seat/mo (billing period unconfirmed).

Fit 7.0 · value 8.8 · breadth 10 · availability 10 (how we score) · pricing source · site live

Rank 3

ZoomInfo

CustomVisit ZoomInfo (opens in a new tab)

B2B contact and company data

Score 8.0/10Paid from: Custom (contact sales for pricing)Free tier: UnverifiedLast verified 2026-10-13

Why ranked: Its own site says: “ZoomInfo is the #1 GTM Platform: Marketing and sales AI plus the best B2B data.” We placed it 2nd of 5 on fit for this task. No public price (sales-led).

Fit 8.5 · value 5.0 · breadth 10 · availability 10 (how we score) · pricing source · site live

SPONSORED Your tool here: paid placement is shown here, separate from the ranking, and never changes the order. Advertise

Rank 4

Lusha

Free tierVisit Lusha (opens in a new tab)

B2B contact data for prospecting

Score 7.5/10Paid from: Starter $37.45/mo, billed yearlyFree tier: yesLast verified 2026-10-13

Why ranked: Its own site says: “Verified B2B data: 515M+ contacts, 132M in the US, and 26 buying signals.” We placed it 4th of 5 on fit for this task. Free tier; paid from Starter $37.45/mo, billed yearly.

Fit 5.5 · value 8.8 · breadth 10 · availability 10 (how we score) · pricing source · site live

Rank 5

Crunchbase

From $99Visit Crunchbase (opens in a new tab)

Company data and prospecting

Score 5.6/10Paid from: Pro $99/mo billed monthlyFree tier: unknownLast verified 2026-10-13

Why ranked: Its own site says: “Discover private company data, funding insights, and AI-powered predictions with Crunchbase.” We placed it 5th of 5 on fit for this task. No free plan confirmed; paid from Pro $99/mo billed monthly.

Fit 4.0 · value 4.4 · breadth 10 · availability 10 (how we score) · pricing source · site live

FAQ

What is the best AI tool to enrich leads with company data?

By TaskRanking's published rubric, Clay ranks first, followed by Apollo.io and ZoomInfo.

Is there a free AI tool to enrich leads with company data?

Yes: Clay has a free tier per its own pricing page (checked 2026-10-13).

How are these tools ranked?

Score = 50% fit, 25% value (from vendor pricing pages), 15% breadth, 10% availability. Sponsorship never affects rank.