Feedzai vs Sardine: who uses which
Customers, public proof and the companies that use both.
On usedby, 21 companies use Feedzai and 32 use Sardine. No company is listed with both yet. Sardine leads among the Fintech & Payments companies on usedby that use either tool.Latest check Oct 8, 2026: 53 of 53 public lines checked. Counts include every proof level, job-post signals included. Companies named on both have a confirmed or observed line on each side.
Who uses Feedzai, Sardine, or both
Every company with a public proof for at least one of the two tools.
21
use only Feedzai
0
companies use both
32
use only Sardine
21 companies use only Feedzai, 32 use only Sardine and 0 use both, out of the 53 companies on usedby that use at least one of them.
Where it lands
Newest customers
No new customer since tracking started on October 7, 2026.
Where it lands
Newest customers
No new customer since tracking started on October 8, 2026.
Who uses both
Companies with a confirmed or observed line on both tools.
Side by side
Facts from our data and from each vendor's public pages. Each line says where it comes from.
Feedzai
SardinePricing, security and data residency are not checked yet. usedby adds them from each vendor's public pages, with the date of the check.
What customers report
Results as the vendor or the customer published them, with the source and the date.
Feedzai
80% reduction in fraud losses
Ibercaja
Vendor case study, feedzai.com, published Feb 25, 2025
How Credibanco uses Feedzai
Credibanco
Vendor case study, feedzai.com, published Feb 25, 2025
Sardine
Raise has cut chargebacks by 45%
RAISE
Vendor case study, sardine.ai, captured Oct 8, 2026
Asoview's in-house development team handled the integration and was live in under a month
Asoview
Vendor case study, sardine.ai, captured Oct 8, 2026
Questions about Feedzai and Sardine
Which is used more, Feedzai or Sardine?
Sardine has more customers on usedby: 32 against 21 for Feedzai.
Do companies use both Feedzai and Sardine?
usedby has not found a company with a confirmed or observed line on both Feedzai and Sardine yet.
Who uses Feedzai?
21 companies on usedby, each with the public page that shows it. See who uses Feedzai.
Who uses Sardine?
32 companies on usedby, each with the public page that shows it. See who uses Sardine.
How does usedby count customers?
A company counts when a public page shows it: a vendor's customer page, a case study, a press release or a job post, most saved with a dated capture. Every line is a customer, at one of three proof levels: confirmed, observed or signal (a job post, the weakest). A company is named as using both tools when its lines on both are confirmed or observed.