# Actively vs Nooks: who uses which

On usedby, 11 companies use Actively and 55 use Nooks. 1 company uses both, including Greenhouse. Counts include every proof level, job-post signals included; each company keeps its proof level on each side. Latest check 2026-10-15: 66 of 66 public lines checked.

## Side by side

|  | [Actively](https://www.usedby.ai/tools/actively.md) | [Nooks](https://www.usedby.ai/tools/nooks.md) |
|---|---|---|
| Public customers | 11 | 55 |
| Confirmed | 3 | 0 |
| Observed | 8 | 52 |
| Signals (job posts) | 0 | 3 |
| Top industries of customers (every proof level) | Cybersecurity (2), HR & Recruiting (2), Marketing Tech (2) | DevTools & Infrastructure (12), Cybersecurity (8), Marketing Tech (6) |
| Category | Sales engagement & AI SDRs | Sales engagement & AI SDRs |
| Security | SOC 2 Type II ([actively.ai](https://www.actively.ai/security), checked 2026-10-08) | SOC 2 Type II, ISO 27001 ([trust.nooks.ai](https://trust.nooks.ai/), checked 2026-10-07) |
| Data processing terms | A data processing agreement is available. ([actively.ai](https://www.actively.ai/security), checked 2026-10-08) | A data processing agreement is available. ([nooks.ai](https://www.nooks.ai/dpa), checked 2026-10-07) |

## Companies that use both

Every proof level counts; the proof level of each side is shown, strongest proofs first. The first public proof is not an adoption date.

| Company | Proof, Actively | Proof, Nooks | First public proof, Actively | First public proof, Nooks |
|---|---|---|---|---|
| [Greenhouse](https://www.usedby.ai/companies/greenhouse.md) | Observed | Observed | On or before April 2025 | On or before October 2024 |

## Published results

Reviewed stories only; usedby did not measure the figures.

- Actively: [Verkada](https://www.usedby.ai/case-studies/verkada-actively.md): **$14M**: “This program drives $14M in quarterly pipeline for the mid-market segment” (captured by usedby 2026-10-07)
- Actively: [Samsara](https://www.usedby.ai/case-studies/samsara-actively.md): **2x**: “Actively-sourced opportunities have driven a 2x conversion rate.” (captured by usedby 2026-10-07)

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