Best PlantUML App alternatives: apps like PlantUML App

10+ similar apps compared and reviewed

4.4 avg rating
10 free apps
Updated November 2026

Looking for something like PlantUML App? We've analyzed 10+ similar apps to help you find the best alternative. Each app is compared by ratings, features, and real user reviews, so you can make the right choice.

KobCard

KobCard by KOB MARKETING

Gift Card Information Platform
4.1(395 ratings)
Free
KobCard screenshot 1
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KobCard is a comprehensive gift card information platform that offers real-time exchange rates, price calculations, and the latest news on gift cards. It serves as a one-stop destination for individuals looking to buy, sell, or stay informed about the world of gift cards.

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Top Alternatives to PlantUML App

System Designer#1

System Designer by Erwan Carriou

Design First. Then Code.
Editor's Choice
📊 Productivity
4.4(17 ratings)
Free
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Design complex systems using a low-code platform that leverages UML standards. Generate code skeletons and manage components graphically. Run and test your system with dynamic type checking.

Flowdia Diagrams#3

Flowdia Diagrams by Behzad Gorimar

Flowchart & Diagramming
Worth Considering
📊 Productivity
3.4(67 ratings)
FreeIn-App Purchases
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Create professional flowcharts, mind maps, and various other diagrams with an intuitive interface. Easily connect shapes, add elements, and customize your designs. Export your work in multiple formats, including PNG, JPG, PDF, and SVG.

More apps like PlantUML App

4
Lucidchart
Lucidchart
Lucidchart
Flowchart & Diagram Maker
Free

Create and view flowcharts, mind maps, and org charts on your mobile device. This visual workspace facilitates real-time collaboration and data visualization for teams. Requires a Team or Enterprise subscription.

Create and edit diagramsPre-built templatesDrag-and-drop functionality
📊 Productivity
(5.3K)
free
5
Synology Drive
Synology Drive
Synology Drive
by Synology Inc.
Free

Access and manage files stored on your Synology NAS from your mobile device. This app allows you to view various file types, including office documents, and offers convenient file management features like syncing, searching, and sharing on the go.

Access Synology NAS files on the goView documents, spreadsheets, and slidesSync files
📊 Productivity
(4.4K)
free
6
Jira Cloud by Atlassian
Jira Cloud by Atlassian
Jira Cloud by Atlassian
Track tasks, projects & work
Free

Manage projects and track tasks efficiently from anywhere. This tool helps teams of all kinds organize work, stay updated with real-time notifications, and streamline approvals. It's designed for agile project management on the go.

Create, update, and edit work itemsAttach files and leave commentsPlan, track, and analyze with roadmaps
📊 Productivity
(41K)
free
7
Miro: your visual workspace
Miro: your visual workspace
Miro: your visual workspace
Build the next big thing
Free

This visual workspace empowers distributed teams to brainstorm, design, and build ideas together on an infinite canvas. It offers tools for online meetings, idea generation, document annotation, and agile workflow management, accessible anywhere.

Infinite visual canvasReal-time team collaboration200+ pre-made templates
📊 Productivity
(5.9K)
free
8
Confluence Cloud
Confluence Cloud
Confluence Cloud
Collaborate on the go
Free

Access your team's knowledge base and collaborate on projects from anywhere. Get instant updates, find important information quickly, and leverage AI for summaries and answers. Stay connected and productive on the go.

Real-time team updates and notificationsAI-powered content summarization and Q&AStarred pages and recent work for quick access
📊 Productivity
(3.7K)
free
9
Xmind: AI Mind Map, Brainstorm
Xmind: AI Mind Map, Brainstorm
Xmind: AI Mind Map, Brainstorm
Notes, Study, Plan & Outline
Free

This app uses AI to transform text, photos, or sketches into structured mind maps. It offers tools for brainstorming, project management, and content organization with real-time collaboration and various export options.

AI-powered mind map generation from text, photos, and sketchesVariety of structures and templates for visual organizationOutliner for hierarchical thought structuring
📊 Productivity
(7K)
free with in-app purchases
10
Obsidian - Connected Notes
Obsidian - Connected Notes
Obsidian - Connected Notes
Your second brain on the go
Free

Organize your thoughts and knowledge with a powerful, local-first note-taking app. Build your personal knowledge base using plain text Markdown files, accessible across devices. Customize your experience with themes and plugins for a truly personal workflow.

Local Markdown file storageCustomizable toolbarGraph view for connections
📊 Productivity
(2.8K)
free