Compare 9 alternatives for 2026
A professional project management software used for designing, visualizing, and documenting software systems and architectures.
Compare 9 alternatives for 2026
Key Features
Curated list of the best flowchart software tools to replace Astah
Lucidchart
FreemiumFlowchart Software
What is Lucidchart? Lucidchart is a Cloud-based visual mind mapping software that helps you with diagramming or designing your presentations. It has a responsive interface which can be used on any device, operating system or any browser. With Lucidchart’s co-authoring, in-editor chat or collaborativ...
Is Lucidchart a good alternative to Astah?
SmartDraw
PaidFlowchart Software
What is SmartDraw? SmartDraw is a diagram making software. It consists of various useful tools for designing flowcharts, mind maps, project charts, and other business visuals. SmartDraw is available in two versions, one is an online edition for the laptops and tablets and the other one is a download...
Is SmartDraw a good alternative to Astah?
Creately
FreemiumFlowchart Software
What is Creately? Creately is an online drawing software that is used to design flowcharts, wireframes and organizational charts. This designing solution lets users visualize concepts and processes from over a thousand professional templates. It allows seamless integration with teams and clien...
Is Creately a good alternative to Astah?
Microsoft Visio
FreemiumFlowchart Software
Microsoft Visio Online is the simplest tool for an office to create and share diagrams with absolute ease. The Microsoft Visio Online CSP works on any browser and there’s no need for any sort of installation, whatsoever. The Microsoft Visio Online Editor tool’s ‘getting starte...
Is Microsoft Visio a good alternative to Astah?
Gliffy
FreemiumFlowchart Software
Gliffy is a business software that offers project management, flowchart, and collaboration tools. It is designed to help teams work together more efficiently and effectively.
Is Gliffy a good alternative to Astah?
Visme
FreemiumFlowchart Software
What is Visme? Visme is an all-in-one Flowchart Software designed to serve Startups, SMBs, SMEs and Agencies. This Web-Based Flowchart Software has a simple interface and is easy to use. Visme Flowchart Software provides end-to-end solutions for all businesses and industries. Visme Flowchart Softwar...
Is Visme a good alternative to Astah?
Cacoo
FreemiumFlowchart Software
What is Cacoo? An online mind mapping software , Cacoo comes with an elaborate library of formats and icons. It offers the features you require to create flowcharts, wireframes, organizational diagrams, and that's only the tip of the iceberg. Likewise, you can import pictures and screen captures wit...
Is Cacoo a good alternative to Astah?
Visual Paradigm
FreemiumFlowchart Software
Helps software developers create, visualize, and manage IT systems using various modeling techniques like UML diagrams.
Is Visual Paradigm a good alternative to Astah?
Overflow
PaidFlowchart Software
Is Overflow a good alternative to Astah?