Side by side

Keyfactor Platform vs Signotaur

Both stand on code signing software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.

Keyfactor Platform

Free trial APISelf-hostedWeb

Keyfactor Command combines certificate discovery, workflow automation, policy controls, and several deployment models. It has a 30-day trial, while pricing requires contacting the company and no per-certificate fees are listed.

Visit Keyfactor Platform

Signotaur

Free trial Self-hostedWindows

Signotaur centralizes certificate management and signing across Windows build workflows while keeping private keys on the server. Its perpetual licenses include a year of support and updates, with a 14-day trial available.

Visit Signotaur

The facts

	Keyfactor Platform	Signotaur
Free plan	Not published	A free trial
Open source	Not published	Not published
Runs on	API, Self-hosted, Web	Self-hosted, Windows
Lowest paid plan	Free or on request	Signotaur Standard Server: $199, paid once
Plans published	1	2
Maker	Not published	Not published
Website	keyfactor.com	finalbuilder.com
On code signing software	#13 of 28	#17 of 28

Keyfactor Platform: what it does well

Finds certificates through inventory and network scanning.
Automates enrollment, renewal, revocation, and provisioning.
Supports SCEP, ACME, and EST.
Offers on-premises, hosted, and managed deployment options.
Includes a 30-day free test drive.

What to know first

Pricing is available only on request.
Deployment choices include self-managed and cloud options that teams must evaluate.

Signotaur: what it does well

Private keys remain on the server
Supports hardware certificate devices
API-key client authentication
CI/CD signing support
Unlimited users and signings

What to know first

Windows server required
HTTPS and SSL certificate required
Cloud signing is unavailable
Signing requires a license key

Alternatives to Keyfactor Platform Alternatives to Signotaur The whole list