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Alternatives · Whiteboards

Flowchart Fun alternatives

As of Nov 13, 2026, the best Flowchart Fun alternative for most people is draw.io (3.2 GPA), third in our ranking of whiteboard and mind map tools. It's also the best free one.

Flowchart Fun compared with 6 alternatives: Mermaid, PlantUML, draw.io, Eraser, Whimsical and 1 more.

Flowchart Fun has a free plan. Paid plans start at $2 per month (billing basis not stated). All 6 alternatives are free or have a free plan.

Listings checked up to Nov 12, 2026 · Where the facts come from

Black Friday: is there a Flowchart Fun sale?

At a glance

ToolPriceFree planRuns on
Flowchart FunThis toolFree plan · from $2/moYesWeb
MermaidFree plan · from $10/moYesWeb
PlantUMLFreeFreeWeb, Browser extension
draw.ioFreeFreeWeb, macOS, Windows, Linux
EraserFree plan · from $45/moYesWeb
WhimsicalFree plan · from $10/moYesWeb, macOS, Windows, Linux
GleekFree plan · from €6.95/moYesWeb

Price against what you get

Flowchart Fun starts at $2 a month and scores 2.0 out of 4 on features, ease of use and platforms. 2 of the 6 alternatives on this chart score higher and start lower: PlantUML and draw.io.

Mermaid, Eraser and Whimsical score higher without starting lower.

Features, ease of use and platforms, averaged

C2.0B3.0A4.0Free$2$5$10$20$50More for lessCosts more, scores moreCosts less, scores lessCosts more, scores lessFlowchart FunMermaidPlantUMLdraw.ioEraserWhimsicalGleek

What paid plans start at, a month (each step along is roughly double) →

  • The best score at each price
  • Has a free plan
  • No free plan
The full chart of whiteboard and mind map tools, and the best at every price

How each one differs from Flowchart Fun

  1. Mermaid

    Text-based diagramming platform with AI and a visual editor

    • Mermaid starts at $10 per user / month, billed annually ($120 a year).
    • Mermaid also covers presentations.
    • Mermaid does not cover mind mapping, which Flowchart Fun does.

    Suits: Developers who already write Mermaid syntax in docs or Markdown

    Mermaid vs Flowchart FunMermaid pricing and details

  2. PlantUML

    Draw UML and other diagrams from plain-text descriptions

    • PlantUML is free.
    • PlantUML also lists a browser extension.
    • PlantUML also covers Gantt & timelines.

    Suits: Developers who want diagrams stored as text in version control

    PlantUML vs Flowchart FunPlantUML pricing and details

  3. draw.io

    Free diagram editor that saves files to storage you choose

    • draw.io is free.
    • draw.io also lists macOS, Windows and Linux apps.
    • draw.io is self-hostable, according to its own site.
    • draw.io also covers templates.
    • draw.io does not cover mind mapping, which Flowchart Fun does.

    Suits: UML, ERD, network and flowchart diagrams at no cost

    draw.io vs Flowchart Fundraw.io pricing and details

  4. Eraser

    AI diagramming and docs canvas for engineering teams

    • Eraser starts at $45 per member / month, billed annually ($60 billed monthly).
    • Eraser also covers Markdown and documents.
    • Eraser does not cover mind mapping, which Flowchart Fun does.

    Suits: Engineering teams documenting system architecture

    Eraser vs Flowchart FunEraser pricing and details

  5. Whimsical

    Whiteboard for flowcharts, wireframes, mind maps and docs

    • Whimsical starts at $10 per editor / month, billed annually ($120 a year).
    • Whimsical also lists macOS, Windows and Linux apps.
    • Whimsical also covers whiteboard, templates and documents.

    Suits: Product teams sketching flows, wireframes and specs in one place

    Whimsical vs Flowchart FunWhimsical pricing and details

  6. Gleek

    Text-to-diagram tool that draws from a keyboard-only syntax

    • Gleek starts at €6.95 per month, billed monthly (€58.40 billed yearly).
    • Gleek does not cover mind mapping, which Flowchart Fun does.

    Suits: Developers who prefer writing diagrams as text

    Gleek vs Flowchart FunGleek pricing and details

Limits worth knowing in Flowchart Fun

  • On the Free plan the editor is a daily sandbox that resets each day; permanent flowcharts need Pro.
  • Watermark-free export, AI creation, local files and data import are Pro features.
  • The pricing page does not say whether $2 per month is billed monthly or yearly.
  • It runs in a browser; no desktop or mobile apps are listed.
Flowchart Fun pricing and details

Common questions

What are the alternatives to Flowchart Fun?

The alternatives to Flowchart Fun in this directory are Mermaid, PlantUML, draw.io, Eraser, Whimsical and Gleek. Each one has a side-by-side comparison with Flowchart Fun.

Is there a free alternative to Flowchart Fun?

Yes. PlantUML and draw.io are free to use. Mermaid, Eraser, Whimsical and Gleek have a free plan alongside paid ones.

Which Flowchart Fun alternatives work on Windows?

The Flowchart Fun listing does not include a Windows app. draw.io and Whimsical list one.

Which Flowchart Fun alternatives work on macOS?

The Flowchart Fun listing does not include a macOS app. draw.io and Whimsical list one.

When were these prices checked?

Each listing shows its own date. On this page they run from Oct 5, 2026 to Nov 12, 2026. Vendors change prices without notice, so confirm on their site before you buy.