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Cloud · head to head

Contabo vs GNAT Pro

Contabo logo

Contabo

Cloud

Affordable high-performance VPS hosting

From
€4.5/month
Free plan
No
Full reviewWebsite
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

The short version

  • Each has a real cost: Contabo fully unmanaged infrastructure requires all setup and maintenance by customer; GNAT Pro no pricing published on website; requires contacting AdaCore directly for quotes
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Contabo and GNAT Pro actually diverge.

Attributes where Contabo and GNAT Pro differ
AttributeContaboGNAT Pro
Starting price€4.5/monthOn request
Pricing modelUnknownquote
PlatformsLinux, WindowsWeb
CategoryCloudDeveloper Tools
Founded2003Unknown

Identical on both: free tier (No), 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 Contabo

  • VPS Hosting
  • Dedicated Servers
  • Object Storage
  • Snapshots
  • DDoS Protection
  • Custom ISO
  • Multiple Locations
  • SSD Storage

Only in GNAT Pro

Nothing recorded that Contabo does not also cover.

What people use each for

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

Contabo

  • Web hostingnot GNAT Pro
  • Game serversnot GNAT Pro
  • Development environmentsnot GNAT Pro
  • VPN serversnot GNAT Pro

GNAT Pro

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

Where each one falls short

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

Contabo

  • Fully unmanaged infrastructure requires all setup and maintenance by customer
  • No formal SLA with financial compensation for downtime violations

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

Pricing, plan by plan

Contabo

€4.5/month
  • Cloud VPS$4.5/month
    • 4 vCPU
    • 8 GB RAM
    • 100 GB SSD
  • Cloud VDS$39/month
    • Dedicated cores
    • 24 GB RAM
    • 180 GB NVMe
  • Dedicated Server$149/month
    • AMD CPU
    • 64 GB RAM
    • 1 TB NVMe

GNAT Pro

On request

No published plan breakdown. See the GNAT Pro review.

Which should you pick?

Choose Contabo if

  • You need vps hosting.
  • You work on Linux, Windows.
  • You also want dedicated servers.
Contabo review

Choose GNAT Pro if

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

GNAT Pro review

Questions people ask

Is Contabo or GNAT Pro better?
Neither clearly leads. Contabo starts at €4.5/month and GNAT Pro at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Contabo or GNAT Pro?
Contabo starts at €4.5/month and GNAT Pro at On request.
Does Contabo or GNAT Pro run on more platforms?
Contabo runs on Linux, Windows. GNAT Pro runs on Web.
What is Contabo best used for?
Contabo is most often used for web hosting, game servers, development environments, vpn servers. Of those, web hosting and game servers are not what GNAT Pro is typically brought in for.
What can Contabo do that GNAT Pro cannot?
Contabo covers VPS Hosting, Dedicated Servers, Object Storage, Snapshots.

Answered from the vendors’ own pages

Contabo: What is the base pricing for Contabo VPS?

Contabo Cloud VPS starts at EUR 4.50 per month (approximately $4.95 USD) with 4 vCPU cores and 8 GB RAM. Prices scale up to EUR 39+ per month for dedicated performance VPS with higher specs.

Source
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
Contabo: Does Contabo raise prices at renewal?

No. Unlike many hosting providers, Contabo does not increase renewal prices. The promotional price you get at sign-up is locked in for future renewals.

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
Contabo: What data center locations does Contabo offer?

Contabo operates 9 global data center regions including multiple EU locations, US East/Central/West Coast, United Kingdom, India, Singapore, Japan, and Australia.

Source
Contabo: Does Contabo provide managed services?

No. Contabo VPS is fully unmanaged. You handle all setup, security patching, and system maintenance. Managed hosting adds 2 hours per month of dedicated support for a fee.

Source
Contabo: What is Contabo's uptime guarantee?

Contabo maintains a 99.996% uptime guarantee across all plans. The platform includes unlimited traffic and free DDoS protection.

Source
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