Best Diagramming Software in 2026
Updated
In short: EdrawMax is ranked #1 of 45 as of 4 October 2026, ahead of Lucidchart and draw.io. The best-ranked option with a free plan is Lucidchart. The lowest first paid tier on this page is Gluu at €2/mo.
From process maps to other visual representations, diagramming software varies in the formats and workflows it supports. Compare diagram types and import/export formats to see whether a tool suits the work you need to create and share. If you work with others, check real-time collaboration and editor seat limits; desktop apps and offline editing may matter for where and how you work. EdrawMax, Lucidchart, and draw.io are among the entries. Free-plan availability and paid-from pricing offer practical points of comparison when weighing access and cost. Use these details to assess whether a tool fits your diagramming needs, preferred editing setup, and plans for collaborating.
45 diagramming software ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
Recognised 40% · Phone app 26% · Documented 20% · Free plan 14% of the score
- 1 EdrawMax iPhone + Android RecognisedPhone appDocumentedFree plan 7.8$5.90/mo
- 2 Lucidchart iPhone + Android RecognisedPhone appDocumentedFree plan 7.8Free Real-time collaboration: YesDiagram types: process maps, flowcharts, org charts, technical diagrams, system architecture diagrams, UML diagrams, ERDs, sequence diagrams, Gantt charts, C4 models
- 3 draw.io iPhone + Android RecognisedPhone appDocumentedFree plan 7.7Free Real-time collaboration: YesDiagram types: flow charts, mind maps, org charts, Venn diagrams, infographics, network diagrams, architecture diagrams, floor plans, electrical diagrams, rack diagrams, UML diagrams, BPMN diagrams, Kanban boards, ER diagrams, Mermaid diagrams, Gitflow diagrams, C4 models, threat models
- 4 Flowdia Diagrams iPhone + Android RecognisedPhone appDocumentedFree plan 6.9 Diagram types: Flowchart, swimlane, mind map, BPMN, network, Cisco network, rack, server layout, AWS architecture, Azure architecture, UML class, UML activity, UML use case, UML sequence, business process, process flow, chevronDesktop apps: Yes
- 5 ClickCharts Android only RecognisedPhone appDocumentedFree plan 6.8 Diagram types: Block, BPMN, brainstorming, data flow, electrical, ER, family tree, fishbone, flowchart, mind map, network, organizational, process flow, UML class, Venn, VSM, graphDesktop apps: Yes
- 6 Gluu iPhone + Android RecognisedPhone appDocumentedFree plan 6.7€2/mo Diagram types: process maps, BPMN 2.0 diagrams, landscape maps, process houses, value chains, SIPOC diagrams, value stream maps, customer journey maps, swimlane diagrams
- 7 OmniGraffle iPhone only RecognisedPhone appDocumentedFree plan 6.7 Diagram types: family trees, flow charts, org charts, layouts, directed graphs, nondirected graphs
- 8 Cacoo No phone app RecognisedPhone appDocumentedFree plan 6.4$6/mo Real-time collaboration: YesDiagram types: flowcharts, wireframes, network diagrams, organizational charts, BPMN diagrams, component diagrams, deployment diagrams, AWS architecture diagramsDesktop apps: No
- 9 Ilograph No phone app RecognisedPhone appDocumentedFree plan 6.4Free Diagram types: relation, sequenceDesktop apps: Yes
- 10 Arcentry No phone app RecognisedPhone appDocumentedFree plan 6.3$9.90/mo Real-time collaboration: YesDiagram types: Infrastructure, cloud architecture, network, 2D, 3D
- 11 Gliffy No phone app RecognisedPhone appDocumentedFree plan 6.3$2.80/mo Real-time collaboration: NoDiagram types: flowcharts, UML diagrams, BPMN diagrams, network diagrams, entity-relationship diagrams, AWS architecture diagrams, org charts, mind maps, wireframes, floor plans, swimlanes, Venn diagrams
- 12 Visual Paradigm No phone app RecognisedPhone appDocumentedFree plan 6.3$4/mo Real-time collaboration: YesDiagram types: UML, SysML, flowchart, organization chart, ER, BPMN, data-flow, EPC, mind map, C4, Gantt, wireframe, cloud architecture
- 13 Bizagi Modeler No phone app RecognisedPhone appDocumentedFree plan 6.2Free Real-time collaboration: YesDiagram types: BPMN process diagrams; value chain diagrams
- 14 Camunda No phone app RecognisedPhone appDocumentedFree plan 6.2Free
- 15 Creately No phone app RecognisedPhone appDocumentedFree plan 6.2Free
- 16 Eraser No phone app RecognisedPhone appDocumentedFree plan 6.2$15/mo Real-time collaboration: YesDiagram types: Flow charts, entity-relationship diagrams, cloud architecture diagrams, sequence diagrams, BPMN diagrams
- 17 CloudSkew No phone app RecognisedPhone appDocumentedFree plan 6.1Free Real-time collaboration: NoDiagram types: cloud architecture diagrams, network diagrams, flowchartsDesktop apps: No
- 18 IcePanel No phone app RecognisedPhone appDocumentedFree plan 6.1$40/mo Real-time collaboration: YesDiagram types: Context diagrams, app diagrams, component diagrams
- 19 Preceden No phone app RecognisedPhone appDocumentedFree plan 6.1$10/mo Real-time collaboration: NoDiagram types: timelines, Gantt charts, project roadmaps, legal chronologies, comparative timelines
- 20 Textografo No phone app RecognisedPhone appDocumentedFree plan 6.0Free Real-time collaboration: YesDiagram types: flowcharts, mind maps, decision trees, organizational charts, sitemaps, cross-functional flowcharts
- 21 Vexlio No phone app RecognisedPhone appDocumentedFree plan 6.0Free Diagram types: flowcharts, UML diagrams, block diagrams, state machine diagrams, software architecture diagrams, math diagrams
- 22 Diagramming Tool No phone app RecognisedPhone appDocumentedFree plan 5.9Free Diagram types: cloud architecture, flowcharts, sequence diagrams, entity relationship diagrams, UML class diagrams, C4 container diagrams, Kubernetes topologies, network diagrams, state machines, Gantt charts, Kanban boards, mindmaps, org charts, sitemaps, Sankey flows, XY charts, radar charts, treemaps, fishbone diagrams
- 23 Sparx Enterprise Architect No phone app RecognisedPhone appDocumentedFree plan 5.7 Real-time collaboration: YesDiagram types: UML Use Case, Activity, State, Interaction Overview, Sequence, Communication, Package, Class, Object, Composite, Component, Deployment; BPMN; SysML
- 24 ARIS No phone app RecognisedPhone appDocumentedFree plan 5.6
- 25 Structurizr No phone app RecognisedPhone appDocumentedFree plan 5.5£300/mo Diagram types: system landscape, system context, container, component, code, dynamic, deployment, custom, filtered, image
Is your app on this list?
Numbered spots on this list can be sponsored. They are labelled, and the editorial order and scores never change for payment.
Questions about this list
Which diagramming software is ranked first on Samsung Mobile US Press?
EdrawMax is ranked #1 of 45 with a score of 7.8. Lucidchart is second and draw.io third.
How many of these have a free plan?
18 of the 25 on this page publish a free plan on their own pricing pages.
Which is the cheapest paid option?
On this page, Gluu has the lowest first paid tier we found: €2/mo.
How is this list ranked?
Ranked mobile-first: a phone app alongside the web or desktop product, a free tier and the depth of its documentation. Paid placements never change a rank.