Envoy vs KeepKnown
Both are Cybersecurity tools. Below, the differences that matter: verified pricing, editorial scores and who each one is really for.
Envoy: Envoy is a visitor management and workplace platform with secure check-in, emergency response, and compliance. Pricing: from $362/location/mo (billed annually). (data verified September 2026)
KeepKnown: KeepKnown is an allow-list email filter for Gmail & Outlook that silently screens out unknown senders, turning your inbox into a VIP channel. Pricing: from $19/mo (billed annually). (data verified July 2026)
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At a glance
 Envoy ◆ |
 KeepKnown | |
|---|---|---|
| Rating | — | — |
| Pricing | from $362/location/mo (billed annually) | from $19/mo (billed annually) |
| Pricing model | Subscription | — |
| Category | Cybersecurity | |
| Visit website → | Visit website → | |
Editorial scorecard
Editorial score from our review methodology — not user ratings.
| Ease of use | 7.5 | 8.5 |
| Features depth | 8.0 | 6.0 |
| Value for money | 6.5 | 7.5 |
| Support quality | 7.0 | 7.0 |
| Integrations | 8.5 | 7.0 |
| Scalability | 7.0 | 6.5 |
| Documentation | 6.0 | 6.0 |
| Onboarding speed | 8.0 | 8.0 |
| Overall | 7.3 | 7.1 |
Frequently asked questions
What is Envoy?
Envoy is a visitor management and workplace platform with secure check-in, emergency response, and compliance.
What is KeepKnown?
KeepKnown is an allow-list email filter for Gmail & Outlook that silently screens out unknown senders, turning your inbox into a VIP channel.
How much do Envoy and KeepKnown cost?
Envoy: from $362/location/mo (billed annually). KeepKnown: from $19/mo (billed annually).
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