Best ADTool Alternatives in 2026
Updated
20 tools from threat modeling software ranked against ADTool on the same published basis.
- 1ADTool vs CAIRIS
- 2ADTool vs OWASP Threat Dragon
- 3ADTool vs ThreatOpus
- 4ADTool vs AWS Threat Composer
- 5ADTool vs ThreatModeler Nexus
- 6ADTool vs ThreatTree
- 7ADTool vs IriusRisk
- 8ADTool vs ThreatZ
- 9ADTool vs itemis SECURE
- 10ADTool vs CYMETRIS
- 11ADTool vs ThreatForge
- 12ADTool vs pytm
- 13ADTool vs SD Elements
- 14ADTool vs Dethernety
- 15ADTool vs Microsoft Threat Modeling Tool
- 17ADTool vs AutoSec TARA Suite
- 18ADTool vs KAVACH
- 19ADTool vs Threagile
- 20ADTool vs EnCo SOX ATA
- 21ADTool vs DevArmor
ADTool alternatives compared
| # | Tool | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | CAIRIS | 7.5 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 2 | OWASP Threat Dragon | 7.4 | Free plan | Free | Linux, Mac, self-hosted, Web, Windows |
| 3 | ThreatOpus | 7.4 | Free plan | £129.99/mo | API, Web |
| 4 | AWS Threat Composer | 7.2 | No | — | API, Browser, Linux, Mac, self-hosted, Web, Windows |
| 5 | ThreatModeler Nexus | 7.1 | Free plan | $333.33/mo | API, self-hosted, Web |
| 6 | ThreatTree | 6.9 | Free plan | $29/mo | API, Web |
| 7 | IriusRisk | 6.8 | Free plan | Free | API, self-hosted, Web |
| 8 | ThreatZ | 6.8 | No | $8.33/mo | API, self-hosted, Web |
| 9 | itemis SECURE | 6.7 | No | — | Web, Windows |
| 10 | CYMETRIS | 6.5 | No | €99/mo | API, self-hosted, Web |
| 11 | ThreatForge | 6.2 | Free plan | Free | Linux, Mac, Web, Windows |
| 12 | pytm | 6.1 | No | — | Windows, Mac, Linux |
| 13 | SD Elements | 5.9 | No | — | Web |
| 14 | Dethernety | 5.8 | No | — | Web |
| 15 | Microsoft Threat Modeling Tool | 5.8 | No | — | Windows |
| 17 | AutoSec TARA Suite | 5.7 | No | — | Web |
| 18 | KAVACH | 5.7 | No | — | — |
| 19 | Threagile | 5.7 | No | — | Web |
| 20 | EnCo SOX ATA | 5.6 | No | — | — |
| 21 | DevArmor | 5.4 | No | — | Web |
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Questions about ADTool alternatives
What is the best alternative to ADTool?
CAIRIS, number 1 in threat modeling software with a score of 7.5 out of 10. The others here: OWASP Threat Dragon, ThreatOpus, AWS Threat Composer and 16 more.
What is the best free alternative to ADTool?
CAIRIS is the best-ranked alternative with a free plan. 7 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked on what each maker publishes, the fullest spec sheet first: how deeply the product is documented, the platforms it runs on, a free tier or trial to test it, and its standing.