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GNAT Pro vs Hetzner Cloud

GNAT Pro logo

GNAT Pro

Developer Tools

Software development environments and toolchains for Ada, C/C++ and Rust

From
On request
Free plan
No
Full reviewWebsite
Hetzner Cloud logo

Hetzner Cloud

Cloud

Affordable cloud servers in Europe

From
Free
Free plan
Yes
Full reviewWebsite

The short version

  • Only Hetzner Cloud has a free tier, so it costs nothing to try first.
  • Each has a real cost: GNAT Pro no pricing published on website; requires contacting AdaCore directly for quotes; Hetzner Cloud cost-Optimized plans are shown as currently unavailable
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which GNAT Pro and Hetzner Cloud actually diverge.

Attributes where GNAT Pro and Hetzner Cloud differ
AttributeGNAT ProHetzner Cloud
Starting priceOn requestFree
Pricing modelquoteusage-based
Free tierNoYes
PlatformsWebWeb, Api, Cli
CategoryDeveloper ToolsCloud
FoundedUnknown1997

Identical on both: 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 GNAT Pro

Nothing recorded that Hetzner Cloud does not also cover.

Only in Hetzner Cloud

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

What people use each for

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

GNAT Pro

  • Building certified avionics software meeting DO-178B/C standardsnot Hetzner Cloud
  • Developing automotive embedded systems with ISO-26262 compliancenot Hetzner Cloud
  • Integrating Ada, C/C++, and Rust components in single codebasenot Hetzner Cloud
  • Managing software supply chain vulnerabilities and SBOMsnot Hetzner Cloud
  • Supporting long-lived software systems spanning decadesnot Hetzner Cloud

Hetzner Cloud

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

Where each one falls short

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

GNAT Pro

  • No pricing published on website; requires contacting AdaCore directly for quotes
  • Vendor indicates per-user, per-year subscription model but does not disclose specific costs

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

Pricing, plan by plan

GNAT Pro

On request

No published plan breakdown. See the GNAT Pro review.

Hetzner Cloud

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

Which should you pick?

Choose GNAT Pro if

Nothing in the data separates GNAT Pro from Hetzner Cloud on the points above - pick on price and on how each one feels to use.

GNAT Pro review

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

Questions people ask

Is GNAT Pro or Hetzner Cloud better?
Neither clearly leads. GNAT Pro starts at On request and Hetzner Cloud at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, GNAT Pro or Hetzner Cloud?
Hetzner Cloud has a free tier; the other does not. Paid plans start at On request for GNAT Pro and Free for Hetzner Cloud.
Does GNAT Pro or Hetzner Cloud run on more platforms?
GNAT Pro runs on Web. Hetzner Cloud runs on Web, Api, Cli.
Can I use Hetzner Cloud for free?
Yes. Hetzner Cloud has a free tier, so you can try it without paying. GNAT Pro starts at On request.
What is GNAT Pro best used for?
GNAT Pro is most often used for building certified avionics software meeting do-178b/c standards, developing automotive embedded systems with iso-26262 compliance, integrating ada, c/c++, and rust components in single codebase, managing software supply chain vulnerabilities and sboms. Of those, building certified avionics software meeting do-178b/c standards and developing automotive embedded systems with iso-26262 compliance are not what Hetzner Cloud is typically brought in for.
What can GNAT Pro do that Hetzner Cloud cannot?
Hetzner Cloud covers Cloud servers, Block storage, Object storage, Load balancers.

Answered from the vendors’ own pages

GNAT Pro: How much does GNAT Pro cost?

GNAT Pro pricing is not published on the website. Customers must request a pricing quote by contacting AdaCore directly or speaking with a GNAT Pro expert.

Source
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
GNAT Pro: What is GNAT Pro licensing model?

GNAT Pro is sold on a per-user, per-year basis with no license locks. Customers can request pricing for their specific needs.

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
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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