Clay48 customers
Used by 48 companies on usedby. 1 also uses Warmly. Compare Warmly and Clay
Source: clay.com, latest capture Oct 5, 2026.
1 of the 30 Warmly customers on usedby also uses another tool on this list. The tools most often used by the same companies are Clay (1 shared, 48 customers in all).Latest check Oct 8, 2026: 395 of 412 public lines checked. Customer counts include every proof level, job-post signals included. Shared customers are counted on confirmed or observed lines on both tools.
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Warmly customer also uses another tool on this list
Clay shares the most companies with Warmly: 1 company uses both.
Ranked by shared customers
Tools of the same or a competing category, from another vendor, used by at least one company that also uses Warmly. A shared customer has a confirmed or observed line on both tools.
| # | Alternative | Shared with Warmly | Customers | Compare |
|---|---|---|---|---|
| 1 | Clay | 1 | 48 | Compare Warmly vs Clay |
Other Sales Prospecting & Enrichment tools on usedby
Same category, with public customers, but no company named with Warmly yet.
Switch signals
A company that left one vendor's page and appeared on another's.
No switch publishedA switch needs a departure from one vendor's page, seen on two checks in a row, and a dated arrival on another. usedby does not publish departures yet, so no switch shows here.
By industry
Which of these tools the companies on usedby use, by industry. Each row counts the companies of that industry on usedby that use at least one of these tools.
| Industry | Most used | Next | Companies |
|---|---|---|---|
| DevTools & Infrastructure |  Common Room70% | Clay14% | 37 companies |
| Marketing Tech | Clay32% |  ZoomInfo27% | 22 companies |
| Data & Analytics | Common Room75% |  6sense15% | 20 companies |
| HR & Recruiting |  Apollo40% | ZoomInfo33% | 15 companies |
| Cybersecurity | Common Room36% | Clay29% | 14 companies |
Read the first row as: among the 37 DevTools & Infrastructure companies on usedby that use one of these tools, 70% use Common Room. Shares can add up to more than 100% because some companies use two tools.
Questions about Warmly alternatives
Which tool shares the most customers with Warmly?
Clay: 1 company uses both on usedby. Clay has 48 customers in all. See who uses Clay.
Do Warmly customers use other tools too?
1 of the 30 Warmly customers on usedby also uses another tool on this list. Clay shares the most: 1.
Which of Warmly and its alternatives do DevTools & Infrastructure companies on usedby use?
Among the 37 DevTools & Infrastructure companies on usedby that use one of these tools, 70% use Common Room. Clay comes next, with 14%.
Which of Warmly and its alternatives do Marketing Tech companies on usedby use?
Among the 22 Marketing Tech companies on usedby that use one of these tools, 32% use Clay. ZoomInfo comes next, with 27%.
How does usedby rank Warmly alternatives?
Only tools of the same or a competing category, from another vendor, count. They are ranked by shared customers: companies with a confirmed or observed line on both tools, from public pages, most with a dated capture. Tools with no shared customer are listed apart. Customer counts include every proof level, job-post signals included.