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Developer Tools · head to head

Keil MDK vs Miro

Keil MDK logo

Keil MDK

Developer Tools

Microcontroller Development Kit for Arm-based devices

From
Free
Free plan
Yes
Full reviewWebsite
Miro logo

Miro

Technology

The visual workspace for innovation

From
Free
Free plan
Yes
Full reviewWebsite

The short version

  • Each has a real cost: Keil MDK pricing for Essential and Professional subscriptions not disclosed on primary site; Miro free tier limited to 3 editable boards; additional boards must be shared as read-only
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Keil MDK and Miro actually diverge.

Attributes where Keil MDK and Miro differ
AttributeKeil MDKMiro
CategoryDeveloper ToolsTechnology
FoundedUnknown2011

Identical on both: starting price (Free), pricing model (freemium), free tier (Yes), platforms (Web), user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Keil MDK

Nothing recorded that Miro does not also cover.

Only in Miro

  • Infinite canvas
  • Real-time collaboration
  • Digital sticky notes
  • Diagramming
  • Mind mapping
  • Video chat
  • Screen sharing
  • Templates

What people use each for

The jobs each tool is most often brought in to do.

Keil MDK

  • Embedded software developmentnot Miro
  • ARM microcontroller programmingnot Miro
  • Professional development environmentsnot Miro

Miro

  • Collaborative whiteboarding and diagrammingnot Keil MDK
  • Team brainstorming and ideation sessionsnot Keil MDK
  • Project planning and workflow visualisationnot Keil MDK
  • Remote team collaborationnot Keil MDK

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Keil MDK

  • Pricing for Essential and Professional subscriptions not disclosed on primary site
  • Customers must contact Arm Developer Tools store for subscription rates

Miro

  • Free tier limited to 3 editable boards; additional boards must be shared as read-only
  • AI credits heavily restricted: 25 credits per member per month on Starter, 50 on Business
  • Enterprise plan requires minimum 30 members
  • Large projects with numerous nested objects may impact performance on lower tiers

Pricing, plan by plan

Keil MDK

Free

No published plan breakdown. See the Keil MDK review.

Miro

Free
  • FreeFree
    • 3 editable boards
    • 7,000+ templates
    • Multiple formats (Docs, Tables, Slides, Kanban)
  • Starter$8/month
    • Unlimited boards
    • Visitor editing
    • High-resolution exports
  • Business$20/month
    • Unlimited workspaces
    • Unlimited guests
    • 4,700+ diagramming shapes
  • Enterprise$null/mo
    • Custom pricing from 30 members
    • Enterprise-grade security
    • Regional data hosting

Which should you pick?

Choose Keil MDK if

  • You want to start without paying.
Keil MDK review

Choose Miro if

  • You need infinite canvas.
  • You want to start without paying.
  • You also want real-time collaboration.
Miro review

Questions people ask

Is Keil MDK or Miro better?
Neither clearly leads. Keil MDK starts at Free and Miro at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Keil MDK or Miro?
Keil MDK starts at Free and Miro at Free.
Does Keil MDK or Miro run on more platforms?
Both run on Web, so platform support will not decide this one for you.
Can I use Keil MDK for free?
Both have a free tier, so you can try either at no cost before committing.
What is Keil MDK best used for?
Keil MDK is most often used for embedded software development, arm microcontroller programming, professional development environments. Of those, embedded software development and arm microcontroller programming are not what Miro is typically brought in for.
What can Keil MDK do that Miro cannot?
Miro covers Infinite canvas, Real-time collaboration, Digital sticky notes, Diagramming.

Answered from the vendors’ own pages

Keil MDK: Does Keil MDK have a free version?

Yes, Keil MDK Community Edition is free for non-commercial projects. Essential and Professional editions are available as monthly or annual subscriptions.

Source
Miro: How much does Miro cost per month?

Miro offers Free (no cost), Starter at $8/month per member (billed yearly), Business at $20/month per member (billed yearly), and Enterprise with custom pricing from 30 members.

Source
Keil MDK: How much do Keil MDK paid editions cost?

Specific pricing for Essential and Professional editions is not published on the main site. Rates are available from the Arm Developer Tools store or by contacting Arm sales.

Source
Miro: Is there a free version of Miro?

Yes, Miro's Free plan includes 3 editable boards, 7,000+ templates, multiple formats, limited AI trial, 250+ integrations, and 100 MCP calls per day.

Source
Miro: Do organizations get discounts on Miro?

Miro offers education and nonprofit discounts, as well as startup credits of $500-$1,000 for eligible startups.

Source
Miro: How does annual billing compare to monthly billing?

Annual billing saves 20% compared to monthly billing across all paid tiers on Miro.

Source
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