# Attio vs Common Room: who uses which

On usedby, 20 companies use Attio and 68 use Common Room. No company is listed with both yet. Counts include every proof level, job-post signals included. Companies named on both have a confirmed or observed line on each side. Latest check 2026-10-07: 86 of 88 public lines checked.

## Side by side

|  | [Attio](https://www.usedby.ai/tools/attio.md) | [Common Room](https://www.usedby.ai/tools/common-room.md) |
|---|---|---|
| Public customers | 20 | 68 |
| Confirmed | 8 | 33 |
| Observed | 12 | 35 |
| Signals (job posts) | 0 | 0 |
| Top industries of customers | DevTools & Infrastructure (2), Investment & VC (2), Artificial Intelligence (1) | DevTools & Infrastructure (26), Data & Analytics (15), Cybersecurity (5) |
| Category | Sales Prospecting & Enrichment | Sales Prospecting & Enrichment |
| Security | ISO 27001 ([trust.attio.com](https://trust.attio.com/), checked 2026-10-04) | — |
| Data processing terms | A data processing agreement is available. ([attio.com](https://attio.com/legal/privacy), checked 2026-10-04) | A data processing agreement is available. ([commonroom.io](https://www.commonroom.io/security/), checked 2026-10-07) |
| Integrations | Typeform, Zapier, Slack, Aircall, Mailchimp, ChatGPT, Claude, Segment, Gmail, Outlook, Stripe, Zoom ([attio.com](https://attio.com/apps), checked 2026-10-04) | GitHub, Gong, HubSpot, LinkedIn, Outreach, Redshift, Salesforce, Slack, Snowflake, Zoom Revenue Accelerator, Apollo ([commonroom.io](https://www.commonroom.io/integrations/), checked 2026-10-07) |

## Published results

Reviewed stories only; usedby did not measure the figures.

- Attio: [Passionfroot](https://www.usedby.ai/case-studies/passionfroot-attio.md): **25%**: “generating an extra 25% in GMV per month, thanks to Attio” (captured by usedby 2026-10-02)
- Attio: [Taskrabbit](https://www.usedby.ai/case-studies/taskrabbit-attio.md): **90%**: “90% team adoption overnight, up from sub 50%” (captured by usedby 2026-10-02)
- Common Room: [Apollo GraphQL](https://www.usedby.ai/case-studies/apollo-graphql-common-room.md): **26%**: “Common Room was responsible for helping the sales org generate 26% of qualified leads” (published 2024-02-20)
- Common Room: [Jasper](https://www.usedby.ai/case-studies/jasper-common-room.md): **7.5x**: “7.5x seat expansion in under a year” (published 2026-06-04)

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Source: https://www.usedby.ai/compare/attio-vs-common-room · How we check: https://www.usedby.ai/methodology