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Cloud · head to head

Hetzner Cloud vs Keil MDK

Hetzner Cloud logo

Hetzner Cloud

Cloud

Affordable cloud servers in Europe

From
Free
Free plan
Yes
Full reviewWebsite
Keil MDK logo

Keil MDK

Developer Tools

Microcontroller Development Kit for Arm-based devices

From
Free
Free plan
Yes
Full reviewWebsite

The short version

  • Each has a real cost: Hetzner Cloud cost-Optimized plans are shown as currently unavailable; Keil MDK pricing for Essential and Professional subscriptions not disclosed on primary site
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Hetzner Cloud and Keil MDK actually diverge.

Attributes where Hetzner Cloud and Keil MDK differ
AttributeHetzner CloudKeil MDK
Pricing modelusage-basedfreemium
PlatformsWeb, Api, CliWeb
CategoryCloudDeveloper Tools
Founded1997Unknown

Identical on both: starting price (Free), free tier (Yes), 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 Hetzner Cloud

  • Cloud servers
  • Block storage
  • Object storage
  • Load balancers
  • Networks
  • Firewalls
  • Floating IPs
  • Backups

Only in Keil MDK

Nothing recorded that Hetzner Cloud does not also cover.

What people use each for

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

Hetzner Cloud

  • Low-cost virtual servers for development and testingnot Keil MDK
  • European hosting with data held in Germany or Finlandnot Keil MDK
  • Workloads with heavy egress, where included traffic mattersnot Keil MDK
  • Self-hosting applications away from the hyperscalersnot Keil MDK

Keil MDK

  • Embedded software developmentnot Hetzner Cloud
  • ARM microcontroller programmingnot Hetzner Cloud
  • Professional development environmentsnot Hetzner Cloud

Where each one falls short

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

Hetzner Cloud

  • Cost-Optimized plans are shown as currently unavailable
  • The shared-resource tiers are positioned for variable usage and development rather than sustained production workloads
  • Regions are limited to Germany, Finland, the United States and Singapore, so latency to other markets is a real constraint
  • The uptime guarantee is 99.9 percent, below what the large hyperscalers offer on comparable services
  • Support is 24/7 by email, without a phone channel

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

Hetzner Cloud

Free
  • CX11$3.29/month
    • 1 vCPU
    • 1GB RAM
    • 25GB SSD
  • CX21$6.59/month
    • 2 vCPU
    • 4GB RAM
    • 40GB SSD

Keil MDK

Free

No published plan breakdown. See the Keil MDK review.

Which should you pick?

Choose Hetzner Cloud if

  • You need cloud servers.
  • You want to start without paying.
  • You work on Web, Api, Cli.
  • You also want block storage.
Hetzner Cloud review

Choose Keil MDK if

  • You want to start without paying.
Keil MDK review

Questions people ask

Is Hetzner Cloud or Keil MDK better?
Neither clearly leads. Hetzner Cloud 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, Hetzner Cloud or Keil MDK?
Hetzner Cloud starts at Free and Keil MDK at Free.
Does Hetzner Cloud or Keil MDK run on more platforms?
Hetzner Cloud runs on Web, Api, Cli. Keil MDK runs on Web.
Can I use Hetzner Cloud for free?
Both have a free tier, so you can try either at no cost before committing.
What is Hetzner Cloud best used for?
Hetzner Cloud is most often used for low-cost virtual servers for development and testing, european hosting with data held in germany or finland, workloads with heavy egress, where included traffic matters, self-hosting applications away from the hyperscalers. Of those, low-cost virtual servers for development and testing and european hosting with data held in germany or finland are not what Keil MDK is typically brought in for.
What can Hetzner Cloud do that Keil MDK cannot?
Hetzner Cloud covers Cloud servers, Block storage, Object storage, Load balancers.

Answered from the vendors’ own pages

Hetzner Cloud: What types of cloud plans does Hetzner Cloud offer?

Hetzner Cloud offers Shared Resource plans (Cost-Optimized and Regular Performance) for development and testing, and Dedicated Resource plans (General Purpose) for business applications. Plans are available with a price calculator on their website.

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
Hetzner Cloud: What is included with Hetzner Cloud servers?

Every cloud server comes with free one-click apps like Docker, WordPress, Nextcloud, and GitLab. All servers include stateful firewalls at no additional cost, networking capabilities, APIs, and CLI tools.

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
Hetzner Cloud: Where are Hetzner Cloud servers located?

Hetzner Cloud servers are available in Germany, Finland, Singapore, and the USA, with data centers in Falkenstein, Nuremberg, Helsinki, Hillsboro (Oregon), Ashburn (Virginia), and Singapore.

Source
Hetzner Cloud: What uptime guarantee does Hetzner Cloud provide?

Hetzner Cloud provides an SLA with 99.9% guaranteed uptime and clearly defined credits in case of malfunction. They also offer 24/7 support by email for business-critical workloads.

Source
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