Suggestions appear as you type. Use the up and down arrows to choose one and Enter to open it.

This page's audience our own tag's counts — open to see them
–Visits
–Page views
–Clicks to vendors
–Time on page
–Reading now
Clicks to vendors, by tool
  • –
Top countries
  • –
Devices
  • –

– · visits, page views and clicks counted by our own tag, which counts more than our checked analytics; every figure rounded down · how we count

Head-to-head · Diagram Software

ProcessOn vs Cacoo

  • Updated Oct 2026
  • Both researched from official sources
  • 4 checks side by side
Higher score ProcessOn #6 in Diagram Software 8.7/10 Free plan · 7-day trial Free planFree trial✓ 2 of 3 features Visit ProcessOn
Cacoo #8 in Diagram Software 8.5/10 Free plan · 14-day trial Free planFree trial✓ 2 of 3 features Visit Cacoo

ProcessOn leads on 0 checks, Cacoo on 0, and 4 are even. Who comes out ahead on the 4 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreProcessOn · 8.7/10
  • Free planboth
  • Free trialboth

ProcessOn scores higher on our rubric for diagram software: 8.7 against 8.5 out of 10; our editors rank them #6 and #8.

ProcessOn is the better fit for affordable collaborative diagramming across devices. Cacoo is the better fit for small teams wanting low-cost live collaboration.

  • ProcessOn fits best

    Affordable collaborative diagramming across devices

  • Cacoo fits best

    Small teams wanting low-cost live collaboration

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature ProcessOn 8.7/10 Visit ↗ Cacoo 8.5/10 Visit ↗
At a glance
Editor score 8.7 8.5
Ranking #6 in Diagram Software #8 in Diagram Software
Best for Affordable collaborative diagramming across devices Small teams wanting low-cost live collaboration
Pricing model Free plan + paid Free plan + paid
Starting price — $6/user/mo
Free plan ✓ ✓
Free trial 7 days 14 days
Free trial length 7 days 14 days · no card needed
Deployment Cloud Cloud, Self-hosted
Platforms Web Web
Support Email Email, Docs · 24/7
Compliance ISO 27001, GDPR, SOC 2 SSO/SAML, 2FA
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features ProcessOn 2/3 · Cacoo 2/3
Real-time collaboration ✓ ✓
Desktop app — Not checked yet
Version history ✓ ✓
Specs
Diagram types mind maps, flowcharts, swimlane diagrams, Gantt charts, UML diagrams, architecture diagrams, ER diagrams, network topology diagrams, organizational charts, Venn diagrams, BPMN diagrams, circuit diagrams, floor plans, timelines, fishbone diagrams, tree diagrams, matrix diagrams, data visualization charts flowcharts, wireframes, mind maps, process diagrams, BPMN diagrams, network diagrams, UML diagrams, organizational charts, timelines, charts, wireframes
Export formats PNG, PDF, PPT, SVG, Excel, Word, JPG, POS, XMind, FreeMind, Visio PNG, SVG, PDF, PS, PPT
Import formats Visio, XMind, Markdown, Mermaid, Excel, POS Microsoft Visio, CSV
Maximum editors Not checked yet 1 editors
Our review
Pros
  • Free Edition supports basic diagramming with up to 3 collaborators
  • Real-time collaboration, comments, permissions, and version restore
  • Imports and exports formats including Visio, XMind, SVG, and PDF
  • Free plan includes unlimited users, real-time editing, comments, and chat
  • Supports flowcharts, wireframes, mind maps, and technical diagrams
  • Offers web and private-server Enterprise deployment
Cons
  • Free Edition is limited to 9 personal files
  • Personal plans are aimed at individual creators
  • No open-source edition is offered
  • Pro lists support for 1 user
  • Enterprise pricing is custom on the main pricing page
  • Platform coverage centers on web and self-hosted deployment
Our verdict

ProcessOn is an online diagramming and mind-mapping platform for individuals and teams that need to create, share, and revise visual documents. It supports flowcharts, mind maps, UML, BPMN, network topology diagrams, organizational charts,…

Read the review →

Cacoo is an online diagramming and visual collaboration tool from Nulab, Inc. It is designed for teams creating flowcharts, wireframes, mind maps, technical diagrams, charts, tables, Kanban boards, and brainstorming workflows. Real-time…

Read the review →
  1. ProcessOnDiagram Software 8.7Free plan · 7-day trial
  2. CacooDiagram Software 8.5Free plan · 14-day trial

Strengths and trade-offs

  • ProcessOn — where it wins

    • Free Edition supports basic diagramming with up to 3 collaborators
    • Real-time collaboration, comments, permissions, and version restore
    • Imports and exports formats including Visio, XMind, SVG, and PDF

    Where it doesn't

    • Free Edition is limited to 9 personal files
    • Personal plans are aimed at individual creators
    • No open-source edition is offered
  • Cacoo — where it wins

    • Free plan includes unlimited users, real-time editing, comments, and chat
    • Supports flowcharts, wireframes, mind maps, and technical diagrams
    • Offers web and private-server Enterprise deployment

    Where it doesn't

    • Pro lists support for 1 user
    • Enterprise pricing is custom on the main pricing page
    • Platform coverage centers on web and self-hosted deployment
  • ProcessOn8.7/10 · Free plan · 7-day trial

    A flexible diagramming workspace with a useful free tier and broad format support.

    Visit ProcessOnFull verdict →
  • Cacoo8.5/10 · Free plan · 14-day trial

    A low-cost collaborative diagramming tool with broad formats and deployment options.

    Visit CacooFull verdict →

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update