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GNAT Pro vs Keeper Password Manager

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
Keeper Password Manager logo

Keeper Password Manager

Cybersecurity

Cybersecurity starts here

From
Free
Free plan
Yes
Full reviewWebsite

The short version

  • Only Keeper Password Manager 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; Keeper Password Manager free tier limited to 10 passwords on one device only
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which GNAT Pro and Keeper Password Manager actually diverge.

Attributes where GNAT Pro and Keeper Password Manager differ
AttributeGNAT ProKeeper Password Manager
Starting priceOn requestFree
Pricing modelquoteUnknown
Free tierNoYes
PlatformsWebWeb, iOS, Android, Windows, macOS
CategoryDeveloper ToolsCybersecurity
FoundedUnknown2011

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 Keeper Password Manager does not also cover.

Only in Keeper Password Manager

  • Zero-knowledge security
  • Password vault
  • BreachWatch dark web monitoring
  • Secure file storage
  • One-time share
  • Emergency access
  • Passkey support
  • Secrets Manager

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

Keeper Password Manager

  • Password Managernot GNAT Pro
  • Secrets Managementnot GNAT Pro
  • Privileged Accessnot 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

Keeper Password Manager

  • Free tier limited to 10 passwords on one device only
  • Personal and Family plans lack team collaboration features
  • Higher per-user cost for small teams compared to some competitors

Pricing, plan by plan

GNAT Pro

On request

No published plan breakdown. See the GNAT Pro review.

Keeper Password Manager

Free
  • Personal$34.99/year
  • Family$74.99/year
  • Business Starter$2/user per month
  • Business$3.75/user per month

Which should you pick?

Choose GNAT Pro if

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

GNAT Pro review

Choose Keeper Password Manager if

  • You need zero-knowledge security.
  • You want to start without paying.
  • You work on Web, iOS, Android, Windows, macOS.
  • You also want password vault.
Keeper Password Manager review

Questions people ask

Is GNAT Pro or Keeper Password Manager better?
Neither clearly leads. GNAT Pro starts at On request and Keeper Password Manager at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, GNAT Pro or Keeper Password Manager?
Keeper Password Manager has a free tier; the other does not. Paid plans start at On request for GNAT Pro and Free for Keeper Password Manager.
Does GNAT Pro or Keeper Password Manager run on more platforms?
GNAT Pro runs on Web. Keeper Password Manager runs on Web, iOS, Android, Windows, macOS.
Can I use Keeper Password Manager for free?
Yes. Keeper Password Manager 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 Keeper Password Manager is typically brought in for.
What can GNAT Pro do that Keeper Password Manager cannot?
Keeper Password Manager covers Zero-knowledge security, Password vault, BreachWatch dark web monitoring, Secure file 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
Keeper Password Manager: Does Keeper offer a free tier?

Keeper's free version stores only 10 passwords on a single mobile device with no cross-device sync and is effectively a trial.

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
Keeper Password Manager: What does Keeper Business cost?

Keeper Business Starter costs $2 per user per month for 5-10 users. Keeper Business costs $3.75 per user per month for unlimited users.

Source
Keeper Password Manager: Does Keeper Enterprise include SSO?

Yes. Keeper Enterprise includes single sign-on capabilities along with compliance and reporting features at $6 per user per month.

Source
Keeper Password Manager: What security features does Keeper include?

Keeper uses zero-knowledge encryption where the company cannot access passwords, plus advanced features like privileged access management and session recording on Enterprise Plus.

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