---
description: Discover the most popular Free Diagram Software tools and compare user ratings, pricing, features, and free demo versions.
image: https://gdm-localsites-assets-gfprod.imgix.net/images/getapp/og_logo-94fd2a03a6c7a0e54fc0c9e21a1c0ce9.png
title: Top Free Diagram Software Applications and Tools | GetApp UK 2026
---

Breadcrumb: [Home](/) > [Free Diagram Software](https://www.getapp.co.uk/directory/698/diagram/software)

# Diagram Software

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## Products

1. [Lucidchart](https://www.getapp.co.uk/software/9670/lucidchart) — 4.5/5 (2247 reviews) — Visual diagramming tool for team collaboration
2. [Aha\!](https://www.getapp.co.uk/software/106671/aha) — 4.7/5 (561 reviews) — Platform for strategic product roadmapping
3. [Vani](https://www.getapp.co.uk/software/2070660/vani) (0 reviews) — The intelligent visual collaboration platform for your team.
4. [ClickCharts](https://www.getapp.co.uk/software/2044495/clickcharts) — 4.2/5 (10 reviews) — Flexible Diagram Drawing and Creation
5. [Visio](https://www.getapp.co.uk/software/91066/visio) — 4.5/5 (3279 reviews) — Diagramming, process modeling \& data visualization
6. [Miro](https://www.getapp.co.uk/software/91635/miro) — 4.7/5 (1680 reviews) — Miro is a visual workspace for innovation
7. [draw.io](https://www.getapp.co.uk/software/91063/draw-io) — 4.6/5 (771 reviews) — Open platform for creating \& sharing diagrams
8. [Workleap Pingboard](https://www.getapp.co.uk/software/101703/pingboard) — 4.6/5 (595 reviews) — Elevate your employee experience with Workleap Pingboard\!
9. [Creately](https://www.getapp.co.uk/software/8261/creately) — 4.4/5 (216 reviews) — From Idea to Execution - 10x Faster with AI Diagrams
10. [EdrawMax](https://www.getapp.co.uk/software/121747/edraw-max) — 4.5/5 (205 reviews) — All-in-one diagram tool.
11. [Cacoo](https://www.getapp.co.uk/software/109131/cacoo) — 4.7/5 (178 reviews) — Diagram maker for team collaboration \& work processes
12. [MyDraw](https://www.getapp.co.uk/software/2061330/mydraw) — 4.3/5 (133 reviews) — MyDraw- Advanced Diagramming Software
13. [empower](https://www.getapp.co.uk/software/2056939/empower-1) — 4.4/5 (92 reviews) — Create documents faster, stay on-brand, reduce complexity.
14. [Collaboard](https://www.getapp.co.uk/software/128807/collaboard) — 4.6/5 (74 reviews) — GDPR compliant online whiteboard with self-hosting options
15. [Gliffy](https://www.getapp.co.uk/software/91068/gliffy) — 4.3/5 (72 reviews) — Create quick, easy, professional diagrams today\!
16. [MindManager](https://www.getapp.co.uk/software/20460/mindmanager) — 4.6/5 (71 reviews) — Information mapping and idea visualization tool
17. [OmniGraffle](https://www.getapp.co.uk/software/91067/omnigraffle) — 4.6/5 (45 reviews) — Diagramming tool
18. [XTEN-AV](https://www.getapp.co.uk/software/2067217/xten-av) — 4.7/5 (45 reviews) — Award-winning AV design \& proposal software
19. [FigJam](https://www.getapp.co.uk/software/2060028/figjam) — 4.8/5 (37 reviews) — Collaborative online whiteboard
20. [Astah Professional](https://www.getapp.co.uk/software/2061780/astah-professional) — 4.5/5 (33 reviews) — Project documentation tool
21. [D3M](https://www.getapp.co.uk/software/2067953/d3m) — 4.7/5 (30 reviews) — Cloud-based diagramming tool for network designing
22. [Software Ideas Modeler](https://www.getapp.co.uk/software/2061315/software-ideas-modeler) — 4.6/5 (28 reviews) — Powerful diagramming and wireframing CASE tool
23. [Slickplan](https://www.getapp.co.uk/software/100905/slickplan) — 4.4/5 (27 reviews) — Plan websites faster, together.
24. [SAP Signavio](https://www.getapp.co.uk/software/90921/signavio) — 4.5/5 (27 reviews) — Understand, improve, and transform business processes
25. [JointJS](https://www.getapp.co.uk/software/2055191/rappid) — 4.9/5 (27 reviews) — Diagramming library for No-Code and visual applications.

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## Related Categories

- [Productivity Software](https://www.getapp.co.uk/directory/330/productivity/software)
- [Idea Management Software](https://www.getapp.co.uk/directory/588/idea-management/software)
- [Collaboration Software](https://www.getapp.co.uk/directory/335/web-collaboration/software)
- [Data Visualisation Tools](https://www.getapp.co.uk/directory/740/data-visualization/software)
- [Flowchart Software](https://www.getapp.co.uk/directory/1263/flowchart/software)

## Links

- [View on GetApp](https://www.getapp.co.uk/directory/698/diagram/software)
- [All Categories](https://www.getapp.co.uk/directory)

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