Clearbit
Data to power your entire business
LeadSources.io
Map the full journey behind every lead
Updated February 2026
| Clearbit | LeadSources.io | |
|---|---|---|
| Rating | 5.0★ | 5.0★ |
| Reviews | 8 | 4 |
| Pros | 15 | 0 |
| FactScore™ | 47.7 | 34.9 |
FactScore™ Comparison
FactScore™ weighs both quality (rating) and popularity (reviews) for a fairer ranking than stars alone.
Pros & Cons
Only in Clearbit — Pros
Platform integration Company info Customer insights Free tier Accurate data Data APIs Easy setup Lead enrichment Lead generation User experience B2B data Contact enrichment Data control center Financial compliance tools Weekly visitor reportBoth tools — Pros
—Only in LeadSources.io — Pros
No unique pros listedOnly in Clearbit — Cons
Pricey for small businessesBoth tools — Cons
—Only in LeadSources.io — Cons
—Details
| Clearbit | LeadSources.io | |
|---|---|---|
| Categories | Marketing & Sales, Lead generation software | Marketing & Sales |
| Platforms | Web | Web |
| Became Popular | October 8, 2014 | September 30, 2024 |
| Website | clearbit.com | leadsources.io |
Who Should Pick Which?
Choose Clearbit if...
- Platform integration
- Company info
- Customer insights
Choose LeadSources.io if...
- No unique pros listed
With a FactScore™ of 47.7 vs 34.9, Clearbit leads in community reception. Clearbit uniquely offers Platform integration and Company info, while LeadSources.io stands out for No unique pros listed.
What Users Say
Clearbit
We closed MongoDB through the Clearbit weekly visitor report, and it's been the first thing our GTM team looks at consistently every week. It's been incredible to see the slate of releases during t...
Clearbit helped us enrich lead data and understand who’s visiting — a key part of making Knock Knock App smarter at qualifying prospects. It’s like giving your sales funnel x-ray vision. Super usef...
We've been using Clearbit for a while. It's great for if you want to reach out to accounts that already show some intent. Identifying that intent is really easy with Clearbit.
LeadSources.io
LeadSources is a smart and well-built tool for anyone serious about understanding where their leads come from.
Brings me closer to my Lead sources
Lead Sources has completely streamlined the way I discover new lead channels. The interface is clean and easy to use, and the insights are both actionable and accurate. Instead of guessing where to...
Related Comparisons
Frequently Asked Questions
Which is better, Clearbit or LeadSources.io?
Based on FactScore™, Clearbit leads with a score of 47.7 vs 34.9. Clearbit has a higher rating of 5.0★ compared to 5.0★.
What are the pros of Clearbit compared to LeadSources.io?
Clearbit uniquely offers: Platform integration, Company info, Customer insights, Free tier, Accurate data.
What are the pros of LeadSources.io compared to Clearbit?
LeadSources.io uniquely offers: No unique pros listed.
Is Clearbit better rated than LeadSources.io?
Clearbit is rated 5.0★ from 8 reviews. LeadSources.io is rated 5.0★ from 4 reviews.
What is the FactScore™ of Clearbit and LeadSources.io?
FactScore™ weighs rating and review volume together. Clearbit scores 47.7 and LeadSources.io scores 34.9.
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