Tenable Nessus vs ThreatLocker
Updated June 2026 · A structured head-to-head comparison.
Industry-standard vulnerability scanner
Application allowlisting and zero trust endpoint control
The verdict
Both Tenable Nessus and ThreatLocker are credible security privacy tools, and the right pick comes down to your priorities.
Choose Tenable Nessus if you want a lower starting price (from $4599/yr). Industry-standard vulnerability scanner
Choose ThreatLocker if you'd rather have a longer free trial (30 days) and a higher overall rating (4.8/5). Application allowlisting and zero trust endpoint control
Tenable Nessus vs ThreatLocker: side by side
| Dimension | Tenable Nessus | ThreatLocker |
|---|---|---|
| Starting price | From $4599/yrWinner | Custom |
| Free plan | No | No |
| Free trial | 7 days | 30 daysWinner |
| Pricing model | Subscription | Subscription |
| Best for | Smb, Enterprise, Security Teams, Consultants | Smb, Msp, It Teams |
| Platforms | Windows, Mac, Linux, Web, Api | Windows, Mac, Linux, Api |
| Rating | 4.6/5 | 4.8/5Winner |
Tenable Nessus key facts
- Vendor
- Tenable
- Pricing
- Subscription — From $4599/yr
- Free tier
- Free trial (7 days)
- Platforms
- Windows, Mac, Linux, Web, Api
- Best for
- Smb, Enterprise, Security Teams, Consultants
- Editor rating
- 4.6 / 5
- Founded
- 2002
- Headquarters
- Columbia, USA
ThreatLocker key facts
- Vendor
- ThreatLocker
- Pricing
- Subscription — Custom
- Free tier
- Free trial (30 days)
- Platforms
- Windows, Mac, Linux, Api
- Best for
- Smb, Msp, It Teams
- Editor rating
- 4.8 / 5
- Founded
- 2017
- Headquarters
- Orlando, USA
Frequently asked questions
Is Tenable Nessus better than ThreatLocker?
Neither is universally better — ThreatLocker edges ahead on overall rating, but the best choice depends on price, platforms, and your use case. See the side-by-side table above.
Is Tenable Nessus or ThreatLocker cheaper?
Tenable Nessus is the more affordable of the two to get started, at from $4599/yr. Tenable Nessus starts at from $4599/yr; ThreatLocker starts at custom.
Can Tenable Nessus replace ThreatLocker?
Yes for most teams — both are security privacy tools with heavily overlapping features. The main trade-offs are pricing and platform support, covered in the comparison above.