Best Astah Professional Alternatives in 2026
Updated
20 platforms from diagram software ranked against Astah Professional on the same published basis.
- 1Astah Professional vs EdrawMax
- 2Astah Professional vs Structurizr
- 3Astah Professional vs Creately
- 4Astah Professional vs Cacoo
- 5Astah Professional vs Microsoft Visio
- 6Astah Professional vs ProcessOn
- 7Astah Professional vs Lucidchart
- 8Astah Professional vs Hava
- 9Astah Professional vs IcePanel
- 10Astah Professional vs Modelio
- 11Astah Professional vs draw.io
- 12Astah Professional vs Eclipse Papyrus
- 13Astah Professional vs Visual Paradigm
- 14Astah Professional vs Archi
- 15Astah Professional vs Bizagi Modeler
- 16Astah Professional vs Eraser
- 17Astah Professional vs PlantUML
- 18Astah Professional vs SmartDraw
- 19Astah Professional vs Buddi
- 20Astah Professional vs StarUML
Astah Professional alternatives compared
| # | Platform | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | EdrawMax | 8.0 | Free plan | $5.90/mo | Android, iOS, Linux, Mac, Web, Windows |
| 2 | Structurizr | 8.0 | Free plan | £25/mo | API, Linux, Mac, self-hosted, Web, Windows |
| 3 | Creately | 7.8 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 4 | Cacoo | 7.7 | Free plan | $6/mo | API, self-hosted, Web |
| 5 | Microsoft Visio | 7.7 | No | $5/mo | Mac, Web, Windows |
| 6 | ProcessOn | 7.7 | Free plan | Free | Android, iOS, Web |
| 7 | Lucidchart | 7.6 | Free plan | $9/mo | Android, API, Browser, iOS, Web |
| 8 | Hava | 7.5 | Free plan | $59/mo | API, self-hosted, Web |
| 9 | IcePanel | 7.5 | Free plan | $40/mo | API, Web |
| 10 | Modelio | 7.5 | Free plan | Free | Linux, self-hosted, Windows |
| 11 | draw.io | 7.4 | Free plan | Free | Web, Windows, Mac, Linux, iOS, Android |
| 12 | Eclipse Papyrus | 7.1 | Free plan | Free | Linux, Mac, self-hosted, Web, Windows |
| 13 | Visual Paradigm | 7.1 | Free plan | $4/mo | Web |
| 14 | Archi | 7.0 | Free plan | Free | Linux, Mac, Windows |
| 15 | Bizagi Modeler | 7.0 | Free plan | Free | Web, Windows |
| 16 | Eraser | 6.9 | Free plan | $15/mo | API, Browser, self-hosted, Web |
| 17 | PlantUML | 6.9 | Free plan | Free | API, Browser, Linux, Mac, self-hosted, Web, Windows |
| 18 | SmartDraw | 6.9 | No | — | Linux, Mac, Web, Windows |
| 19 | Buddi | 6.8 | Free plan | Free | Linux, Mac, Windows |
| 20 | StarUML | 6.8 | No | $129/mo | Browser, Linux, Mac, Windows |
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Questions about Astah Professional alternatives
What is the best alternative to Astah Professional?
EdrawMax, number 1 in diagram software with a score of 8.0 out of 10. The others here: Structurizr, Creately, Cacoo and 16 more.
What is the best free alternative to Astah Professional?
EdrawMax is the best-ranked alternative with a free plan. 17 of the 20 alternatives here publish a free plan on their own pricing pages.
Is there an open-source alternative to Astah Professional?
Yes: draw.io.
How are these alternatives ranked?
Ranked on how quickly a newcomer can get going: documentation depth, a free tier or trial, and the platforms it runs on.