Side by side

FIS CBK vs Justt

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

FIS CBK

Paid APISelf-hostedWeb

FIS CBK combines claims tracking, rule validation, and automation for organizations handling payment disputes. Its deployment choices and integrations are specified, but prospective buyers need to request pricing.

Visit FIS CBK

Justt

Paid APIWeb

Choose Justt if your enterprise business needs automated chargeback responses, evidence gathering, and dispute decisions across supported card networks. Look elsewhere if you need a listed, fixed price; Justt says its pricing is success-based and asks merchants to contact it for details.

Visit Justt

The facts

	FIS CBK	Justt
Free plan	Not published	Not published
Open source	Not published	Not published
Runs on	API, Self-hosted, Web	API, Web
Lowest paid plan	Free or on request	Free or on request
Plans published	1	1
Maker	Not published	Not published
Website	fisglobal.com	justt.ai
On chargeback management software	#16 of 28	#20 of 28

FIS CBK: what it does well

Tracks claim deadlines and validates rules.
Uses automation to reduce repetitive dispute tasks.
Supports major and domestic card schemes.
Integrates with Visa Claim Resolution and Mastercom.
Hosted operations include monitoring and maintenance.

What to know first

Pricing is available only on request.
Hosted PCI compliance applies to the Hosted Solution.

Justt: what it does well

Builds distinct, evidence-backed arguments for individual disputes.
Can recommend or automate whether to fight or accept disputes.
Combines merchant, payment-service-provider, and third-party evidence.
Supports Visa, Mastercard, American Express, and Discover.
Provides API, CSV, and manual case data submission.

What to know first

Pricing details require contacting Justt.
Pricing is success-based, with payment tied to winning a chargeback.

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