Best Astah Professional Alternatives in 2026
Updated
20 platforms from diagram software ranked against Astah Professional on the same published basis.
- 1Astah Professional vs Cacoo
- 2Astah Professional vs Eraser
- 3Astah Professional vs Creately
- 4Astah Professional vs Lucidchart
- 5Astah Professional vs draw.io
- 7Astah Professional vs Visual Paradigm
- 8Astah Professional vs EdrawMax
- 9Astah Professional vs Microsoft Visio
- 10Astah Professional vs Archi
- 11Astah Professional vs Bizagi Modeler
- 12Astah Professional vs Buddi
- 13Astah Professional vs ProcessOn
- 14Astah Professional vs yEd Graph Editor
- 15Astah Professional vs Eclipse Papyrus
- 16Astah Professional vs IcePanel
- 17Astah Professional vs Sparx Enterprise Architect
- 18Astah Professional vs Structurizr
- 19Astah Professional vs StarUML
- 20Astah Professional vs SmartDraw
- 21Astah Professional vs ConceptDraw DIAGRAM
Astah Professional alternatives compared
| # | Platform | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Cacoo | 7.4 | Free plan | $6/mo | API, self-hosted, Web |
| 2 | Eraser | 7.3 | Free plan | $15/mo | API, Browser, self-hosted, Web |
| 3 | Creately | 7.2 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 4 | Lucidchart | 7.2 | Free plan | $9/mo | Android, API, Browser, iOS, Web |
| 5 | draw.io | 6.7 | Free plan | Free | Web, Windows, Mac, Linux, iOS, Android |
| 7 | Visual Paradigm | 6.0 | Free plan | $4/mo | Web |
| 8 | EdrawMax | 5.9 | Free plan | $5.90/mo | Android, iOS, Linux, Mac, Web, Windows |
| 9 | Microsoft Visio | 5.9 | No | $5/mo | Mac, Web, Windows |
| 10 | Archi | 5.8 | Free plan | Free | Linux, Mac, Windows |
| 11 | Bizagi Modeler | 5.8 | Free plan | Free | Web, Windows |
| 12 | Buddi | 5.8 | Free plan | Free | Linux, Mac, Windows |
| 13 | ProcessOn | 5.8 | Free plan | Free | Android, iOS, Web |
| 14 | yEd Graph Editor | 5.8 | Free plan | Free | Linux, Mac, Windows |
| 15 | Eclipse Papyrus | 5.7 | Free plan | Free | Linux, Mac, self-hosted, Web, Windows |
| 16 | IcePanel | 5.7 | Free plan | $40/mo | Web |
| 17 | Sparx Enterprise Architect | 5.5 | No | — | — |
| 18 | Structurizr | 5.4 | No | £300/mo | Web |
| 19 | StarUML | 5.3 | No | $129/mo | Browser, Linux, Mac, Windows |
| 20 | SmartDraw | 5.2 | No | — | Web, Windows, Mac, Linux |
| 21 | ConceptDraw DIAGRAM | 5.1 | No | $199/mo | — |
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Questions about Astah Professional alternatives
What is the best alternative to Astah Professional?
Cacoo, number 1 in diagram software with a score of 7.4 out of 10. The others here: Eraser, Creately, Lucidchart and 16 more.
What is the best free alternative to Astah Professional?
Cacoo is the best-ranked alternative with a free plan. 14 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 what each maker publishes, open and connectable first: a public API, open-source code, the depth of its documentation and a free tier to try it on. Model lists are sorted by the figure in their title, exactly as each provider publishes it.