# Backstory vs Sybill: who uses which

On usedby, 20 companies use Backstory and 19 use Sybill. 1 company uses both, including Drata. 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: 39 of 39 public lines checked.

## Side by side

|  | [Backstory](https://www.usedby.ai/tools/backstory.md) | [Sybill](https://www.usedby.ai/tools/sybill.md) |
|---|---|---|
| Public customers | 20 | 19 |
| Confirmed | 12 | 10 |
| Observed | 8 | 9 |
| Signals (job posts) | 0 | 0 |
| Top industries of named customers (confirmed or observed) | Cybersecurity (3), Artificial Intelligence (1), IT Services & System Integration (1) | IT Services & System Integration (1), Marketing Tech (1), Sales Tech & CRM (1) |
| Category | Revenue Intelligence | Revenue Intelligence |
| Security | ISO 27001, ISO 27017, ISO 27701, SOC 2 Type II, CSA STAR ([backstory.ai](https://www.backstory.ai/role/information-technology), checked 2026-10-07) | 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. ([backstory.ai](https://www.backstory.ai/platform/trust-security), checked 2026-10-07) | — |
| Data processing terms | A data processing agreement is available. ([backstory.ai](https://www.backstory.ai/platform/trust-security), checked 2026-10-07) | A data processing agreement is available. ([trust.sybill.ai](https://trust.sybill.ai/), checked 2026-10-08) |

## Companies named on both

Confirmed or observed on each side.

| Company |
|---|
| [Drata](https://www.usedby.ai/companies/drata.md) |

## Published results

Reviewed stories only; usedby did not measure the figures.

- Backstory: [Seismic](https://www.usedby.ai/case-studies/seismic-backstory.md): **6%**: “deals that used ClosePlan closed at a 6% higher rate than those that didn't” (captured by usedby 2026-10-07)
- Backstory: [Octave](https://www.usedby.ai/case-studies/octave-backstory.md): **30%**: “30% increase in meetings with existing customers” (captured by usedby 2026-10-07)

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