Agari vs KnowBe4
Updated June 2026 · A structured head-to-head comparison.
The verdict
Both Agari and KnowBe4 are credible email security tools, and the right pick comes down to your priorities.
Agari — Email authentication and BEC defense
Choose KnowBe4 if you'd rather have a longer free trial (30 days) and a higher overall rating (4.6/5). Security awareness training and phishing simulation
Agari vs KnowBe4: side by side
| Dimension | Agari | KnowBe4 |
|---|---|---|
| Starting price | Custom | Custom |
| Free plan | No | No |
| Free trial | — | 30 daysWinner |
| Pricing model | Subscription | Subscription |
| Best for | Enterprise, Security Teams | Smb, Enterprise, It Teams |
| Platforms | Web, Api | Web, Api |
| Rating | 4.3/5 | 4.6/5Winner |
Agari key facts
- Vendor
- Fortra
- Pricing
- Subscription — Custom
- Free tier
- No
- Platforms
- Web, Api
- Best for
- Enterprise, Security Teams
- Editor rating
- 4.3 / 5
- Founded
- 2012
- Headquarters
- Foster City, 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 Agari 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 Agari or KnowBe4 cheaper?
Agari is the more affordable of the two to get started, at custom. Agari starts at custom; KnowBe4 starts at custom.
Can Agari 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.