Softwr

Developer Tools · head to head

HCP Terraform vs Keil MDK

HCP Terraform logo

HCP Terraform

Developer Tools

Infrastructure as code provisioning and management, formerly Terraform Cloud

From
Free
Rated
-
Full reviewWebsite
Keil MDK logo

Keil MDK

Developer Tools

Microcontroller Development Kit for Arm-based devices

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: HCP Terraform legacy free version deprecated; no current freemium tier; Keil MDK pricing for Essential and Professional subscriptions not disclosed on primary site
  • Prices and features above were last checked on 29 August 2026.

Where they differ

Only the attributes on which HCP Terraform and Keil MDK actually diverge.

Attributes where HCP Terraform and Keil MDK differ
AttributeHCP TerraformKeil MDK
Pricing modelusage-basedfreemium

Identical on both: starting price (Free), free tier (Yes), platforms (Web), user rating (Not yet rated), category (Developer Tools).

What people use each for

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

HCP Terraform

  • Infrastructure as Code managementnot Keil MDK
  • Cloud resource provisioningnot Keil MDK

Keil MDK

  • Embedded software developmentnot HCP Terraform
  • ARM microcontroller programmingnot HCP Terraform
  • Professional development environmentsnot HCP Terraform

Where each one falls short

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

HCP Terraform

  • Legacy free version deprecated; no current freemium tier
  • New users receive $500 credit but still require usage to continue service
  • Terraform Enterprise requires custom pricing

Keil MDK

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

Pricing, plan by plan

HCP Terraform

Free
  • Essentials$0.1/month
    • Per resource pricing
    • Remote state storage
    • VCS connection
  • Standard$0.47/month
    • Per resource pricing
    • Essentials features plus unlimited modules
    • Module deprecation
  • Premium$0.99/month
    • Per resource pricing
    • Standard features plus module revocation
    • Waypoint actions

Keil MDK

Free

No published plan breakdown. See the Keil MDK review.

Which should you pick?

Choose HCP Terraform if

  • You want to start without paying.
HCP Terraform review

Choose Keil MDK if

  • You want to start without paying.
Keil MDK review

Questions people ask

Is HCP Terraform or Keil MDK better?
Neither clearly leads. HCP Terraform starts at Free and Keil MDK at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, HCP Terraform or Keil MDK?
HCP Terraform starts at Free and Keil MDK at Free.
Does HCP Terraform or Keil MDK run on more platforms?
Both run on Web, so platform support will not decide this one for you.
Can I use HCP Terraform for free?
Both have a free tier, so you can try either at no cost before committing.
What is HCP Terraform best used for?
HCP Terraform is most often used for infrastructure as code management, cloud resource provisioning. Of those, infrastructure as code management and cloud resource provisioning are not what Keil MDK is typically brought in for.

Answered from the vendors’ own pages

HCP Terraform: How much does HCP Terraform cost?

HCP Terraform uses per-resource pricing starting at $0.10/month/resource for Essentials, $0.47/month/resource for Standard, and $0.99/month/resource for Premium.

Source
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
HCP Terraform: Does HCP Terraform offer a free tier?

No, the legacy free version has been deprecated. However, new users receive $500 credit to try the service.

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
HCP Terraform: What does the Standard plan include?

Standard plan at $0.47/month/resource includes unlimited modules, module deprecation, team notifications, no-code provisioning, and Waypoint templates.

Source
Share

Related pages

More on HCP Terraform

More on Keil MDK

Keep looking

Other head to heads