Cacoo

Name: Cacoo
Author: Cacoo

Free plan APISelf-hostedWeb

What Cacoo is

Cacoo is an online diagramming and visual collaboration tool for teams creating flowcharts, wireframes, mind maps, workflows, and other visuals. Its editor offers templates, shapes, sticky notes, technical diagramming tools, a media library, an infinite canvas, tables, and dynamic charts. Users can work on diagrams together in real time, present them, share them through public URLs or shared folders, and embed them in websites and wikis. Supported diagrams include network diagrams, organizational charts, BPMN, component and deployment diagrams, and AWS architecture diagrams. Cacoo imports Microsoft Visio files and CSV. Paid plans export PNG, SVG, PDF, PS, and PPT; Free exports PNG only. The Free plan allows unlimited users and six sheets. Pro and Team cost $6 per user per month, billed monthly. Paid plans include a 14-day trial without a credit card, but payment is required to continue. Other options include API access, integrations, enterprise security controls, and private-server installation.

Who it suits

Cacoo suits teams that need shared diagrams for brainstorming, process visualization, presentations, or project work. Its Free plan may fit users who need a small number of sheets and PNG exports.

What it does well

Real-time diagram editing and in-app video chat
Imports Microsoft Visio and CSV files
Free plan supports unlimited users
Enterprise security includes SAML SSO and audit logs
Private-server installation is available

What to know first

Free plan is limited to six sheets
Free exports are PNG only
Editor seat limit is one
Paid plans cannot downgrade to Free

Limits

The Free plan is limited to six sheets, one shared folder, PNG exports, 50 activity entries per diagram, uploads up to 10 MB, and no version history. Pro and Team have a 14-day free trial; payment is required to continue afterward.

Plans

Plan	Billed and limits	Price
Free	always free · unlimited users · 6 sheets · PNG exports · real-time editing · in-app video chat	Free
Pro	per user / month, billed monthly · 1 user · unlimited sheets · multiple export options · revision history · premium templates	$6 a month
Team	per user / month, billed monthly · up to 1,000 users · unlimited sheets · revision history · password-protected diagrams · 1:1 training	$6 a month
Enterprise	custom · SAML SSO · SCIM user provisioning · audit logs · advanced security and compliance · centralized access management	On request
Enterprise private server	annual license for 10 users · private-server installation · database encryption · Docker and PostgreSQL requirements · 30-day trial	$1,500 a year
Education	monthly · 3 users · up to 1,000 users · unlimited sheets · up to 5 users in video · up to 10 MB uploads	$9 a month

As nulab.com lists them, read 28 Sept 2026. The maker's own page has the final word.

Getting started

Open the Cacoo website.
Choose the Free plan or a paid plan.
Use the web app, API, or private-server Enterprise option.
Create diagrams using templates, shapes, and the canvas.
Share diagrams through a public URL or shared folder.

Verdict

Cacoo covers a wide range of diagram types and offers collaboration, integrations, and multiple deployment options. The Free plan is constrained to six sheets and PNG exports, while paid plans start at $6 per user per month.

Questions

Is Cacoo free?

Yes. Its Free plan is always free and includes unlimited users, six sheets, and PNG exports.

How much do the paid plans cost?

Pro and Team cost $6 per user per month, billed monthly. Enterprise pricing is custom.

Does Cacoo offer a free trial?

Paid plans include a 14-day trial without a credit card. Payment is required to continue using the plan after the trial.

Which platforms does Cacoo support?

Cacoo is available on the web and through an API. Enterprise can be installed on a private server; there is no desktop app.

Can Cacoo import and export diagram files?

It imports Microsoft Visio and CSV files. Free supports PNG export; paid plans support PNG, SVG, PDF, PS, and PPT.

Who makes Cacoo?

Cacoo is made by Nulab, established in Fukuoka, Japan, in 2004.

Facts from Cacoo's own pages

Annual billing discount: Annual plans save 17%. · nulab.com, 28 Sept 2026
API: The Cacoo API can get or update diagrams, folders, diagram comments, and chat messages, using an API key or OAuth authentication. · developer.nulab.com, 28 Sept 2026
Audience: Nulab describes Cacoo as a tool for teams collaborating on diagramming, brainstorming, process visualization, meetings, presentations, and project management. · nulab.com, 28 Sept 2026
Two-factor authentication: Cacoo supports two-factor authentication for account security. · nulab.com, 28 Sept 2026
User reach: Cacoo is trusted by over 4 million users worldwide. · nulab.com, 28 Sept 2026
Data location: The security whitepaper states that Cacoo customer data is stored in AWS in California, USA. · nulab.com, 28 Sept 2026
Deployment: Cacoo Team is cloud-hosted by Nulab, while Cacoo Enterprise can be installed on a private server with control over data, users, security settings, updates, and permissions. · nulab.com, 28 Sept 2026
Desktop apps: No · nulab.com, 20 Sept 2026
Diagram types: flowcharts,wireframes,network diagrams,organizational charts,BPMN diagrams,component diagrams,deployment diagrams,AWS architecture diagrams · nulab.com, 20 Sept 2026
Editor seat limit: 1 · nulab.com, 20 Sept 2026
Encryption and certification: Nulab states that service communications use SSL/TLS, Cacoo database files are encrypted, and its ISMS and ISMS cloud-security certifications cover Cacoo. · nulab.com, 28 Sept 2026
Enterprise security: Enterprise security includes SAML SSO, SCIM user provisioning, audit logs, and centralized access management. · nulab.com, 28 Sept 2026
Enterprise user limit: The comparison table lists up to 2,000 total users for Enterprise. · nulab.com, 28 Sept 2026
Export formats: Paid plans support PNG, SVG, PDF, PS, and PPT exports. · nulab.com, 28 Sept 2026
Founded: 2004 · nulab.com, 28 Sept 2026
Free plan: Yes · nulab.com, 20 Sept 2026
Free export format: The Free plan supports PNG exports. · nulab.com, 28 Sept 2026
Free-plan limits: The support guide states that the Free plan has 6 sheets, one shared folder, PNG-only exports, up to 50 activity entries per diagram, up to 10 MB uploads, and no version history. · support.nulab.com, 28 Sept 2026
Headquarters: Fukuoka, Japan · nulab.com, 28 Sept 2026
Import/export formats: Microsoft Visio import; PNG,SVG,PDF,PS,and PPT export · nulab.com, 20 Sept 2026
Workflow integrations: Integrations include Backlog, Slack, Google Drive, Google Docs, Confluence, AWS, Box, Adobe Creative Cloud, Teams, and Visio. · nulab.com, 28 Sept 2026
Maker history: Nulab was established in 2004 in Fukuoka, launched the Cacoo beta in 2009, and officially released Cacoo in 2010. · nulab.com, 28 Sept 2026
Notable features: Features include code-to-graph, Kanban, timer, media library, revision history, and in-app video chat. · nulab.com, 28 Sept 2026
Paid plan trial: Paid plans have a 14-day free trial with no credit card required. · nulab.com, 28 Sept 2026