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Developer Tools · head to head

GNAT Pro vs Vultr

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
Vultr logo

Vultr

Cloud

High performance cloud compute

From
Free
Free plan
Yes
Full reviewWebsite

The short version

  • Only Vultr 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; Vultr vultr Cloud Compute pricing as captured 31 December 2022 started at $5/month (1 vCPU, 1GB RAM, 25GB storage, 1TB transfer), scaling to $10/month and $20/month with more vCPU/RAM/storage; bandwidth overage billed at $0.01 to $0.05 per GB depending on plan
  • Prices and features above were last checked on 30 August 2026.

Where they differ

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

Attributes where GNAT Pro and Vultr differ
AttributeGNAT ProVultr
Starting priceOn requestFree
Pricing modelquoteusage-based
Free tierNoYes
PlatformsWebWeb, Api, Cli
CategoryDeveloper ToolsCloud
FoundedUnknown2014

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 Vultr does not also cover.

Only in Vultr

  • Cloud servers
  • Bare metal servers
  • Block storage
  • Object storage
  • Load balancers
  • Kubernetes
  • Firewalls
  • Private networks

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 Vultr
  • Developing automotive embedded systems with ISO-26262 compliancenot Vultr
  • Integrating Ada, C/C++, and Rust components in single codebasenot Vultr
  • Managing software supply chain vulnerabilities and SBOMsnot Vultr
  • Supporting long-lived software systems spanning decadesnot Vultr

Vultr

  • High performance computingnot GNAT Pro
  • Game serversnot GNAT Pro
  • Streamingnot GNAT Pro
  • Database hostingnot GNAT Pro
  • Application serversnot 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

Vultr

  • Vultr Cloud Compute pricing as captured 31 December 2022 started at $5/month (1 vCPU, 1GB RAM, 25GB storage, 1TB transfer), scaling to $10/month and $20/month with more vCPU/RAM/storage; bandwidth overage billed at $0.01 to $0.05 per GB depending on plan

Pricing, plan by plan

GNAT Pro

On request

No published plan breakdown. See the GNAT Pro review.

Vultr

Free
  • Cloud Compute$2.5/month
    • 512MB RAM
    • 10GB SSD
    • 500GB bandwidth
  • Bare Metal$32/month
    • Dedicated hardware
    • High performance
    • Full root access

Which should you pick?

Choose GNAT Pro if

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

GNAT Pro review

Choose Vultr if

  • You need cloud servers.
  • You want to start without paying.
  • You work on Web, Api, Cli.
  • You also want bare metal servers.
Vultr review

Questions people ask

Is GNAT Pro or Vultr better?
Neither clearly leads. GNAT Pro starts at On request and Vultr at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, GNAT Pro or Vultr?
Vultr has a free tier; the other does not. Paid plans start at On request for GNAT Pro and Free for Vultr.
Does GNAT Pro or Vultr run on more platforms?
GNAT Pro runs on Web. Vultr runs on Web, Api, Cli.
Can I use Vultr for free?
Yes. Vultr 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 Vultr is typically brought in for.
What can GNAT Pro do that Vultr cannot?
Vultr covers Cloud servers, Bare metal servers, Block storage, Object storage.

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
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
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