Barracuda Email Protection vs KnowBe4
Updated June 2026 · A structured head-to-head comparison.
Email security, backup, and incident response
The verdict
Both Barracuda Email Protection and KnowBe4 are credible email security tools, and the right pick comes down to your priorities.
Barracuda Email Protection — Email security, backup, and incident response
KnowBe4 — Security awareness training and phishing simulation
Barracuda Email Protection vs KnowBe4: side by side
| Dimension | Barracuda Email Protection | KnowBe4 |
|---|---|---|
| Starting price | Custom | Custom |
| Free plan | No | No |
| Free trial | 30 days | 30 days |
| Pricing model | Subscription | Subscription |
| Best for | Smb, Mid Market, It Teams | Smb, Enterprise, It Teams |
| Platforms | Web, Api | Web, Api |
| Rating | 4.4/5 | 4.6/5 |
Barracuda Email Protection key facts
- Vendor
- Barracuda Networks
- Pricing
- Subscription — Custom
- Free tier
- Free trial (30 days)
- Platforms
- Web, Api
- Best for
- Smb, Mid Market, It Teams
- Editor rating
- 4.4 / 5
- Founded
- 2003
- Headquarters
- Campbell, USA
KnowBe4 key facts
- Vendor
- KnowBe4
- Pricing
- Subscription — Custom
- Free tier
- Free trial (30 days)
- Platforms
- Web, Api
- Best for
- Smb, Enterprise, It Teams
- Editor rating
- 4.6 / 5
- Founded
- 2010
- Headquarters
- Clearwater, USA
Frequently asked questions
Is Barracuda Email Protection better than KnowBe4?
Neither is universally better — KnowBe4 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 Barracuda Email Protection or KnowBe4 cheaper?
Barracuda Email Protection is the more affordable of the two to get started, at custom. Barracuda Email Protection starts at custom; KnowBe4 starts at custom.
Can Barracuda Email Protection replace KnowBe4?
Yes for most teams — both are email security tools with heavily overlapping features. The main trade-offs are pricing and platform support, covered in the comparison above.