# Gong vs Sybill: who uses which

On usedby, 40 companies use Gong and 19 use Sybill. 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 2026-10-08: 47 of 59 public lines checked.

## Side by side

|  | [Gong](https://www.usedby.ai/tools/gong.md) | [Sybill](https://www.usedby.ai/tools/sybill.md) |
|---|---|---|
| Public customers | 40 | 19 |
| Confirmed | 34 | 10 |
| Observed | 6 | 9 |
| Signals (job posts) | 0 | 0 |
| Top industries of customers | Marketing Tech (9), HR & Recruiting (8), Data & Analytics (3) | IT Services & System Integration (1), Marketing Tech (1), Sales Tech & CRM (1) |
| Category | Revenue Intelligence | Revenue Intelligence |
| Security | SOC 2 Type II, ISO 42001, ISO 27001 ([gong.io](https://www.gong.io/platform/trust), checked 2026-10-04) | SOC 2 Type II, ISO 27001, CSA STAR, HIPAA, ISO 42001, PCI DSS ([trust.sybill.ai](https://trust.sybill.ai/), checked 2026-10-08) |
| Your data | Not used to train models by default. ([gong.io](https://www.gong.io/platform/trust), checked 2026-10-04) | — |
| Data processing terms | A data processing agreement is available. ([gong.io](https://www.gong.io/legal/privacy-policy), checked 2026-10-04) | A data processing agreement is available. ([trust.sybill.ai](https://trust.sybill.ai/), checked 2026-10-08) |

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Source: https://www.usedby.ai/compare/gong-vs-sybill · How we check: https://www.usedby.ai/methodology