Numeric vs Zest: who uses which
Customers, public proof and the companies that use both.
On usedby, 32 companies use Numeric and 28 use Zest. No company is listed with both yet. Numeric leads among the Fintech & Payments companies on usedby that use either tool, Zest among the Banking & Mortgages companies.Latest check Oct 5, 2026: 50 of 60 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 Numeric, Zest, or both
Every company with a public proof for at least one of the two tools.
32
use only Numeric
0
companies use both
28
use only Zest
32 companies use only Numeric, 28 use only Zest and 0 use both, out of the 60 companies on usedby that use at least one of them.
Where it lands
Newest customers
No new customer since tracking started on October 4, 2026.
Where it lands
Newest customers
No new customer since tracking started on October 2, 2026.
Who uses both
Companies with a confirmed or observed line on both tools.
By industry
Which tool the companies on usedby use, by industry. Shares of the companies on usedby that use Numeric, Zest or both: a share of the companies on usedby, not of the market.
Numeric onlyBothZest only
More common with Numeric
- Fintech & Payments10 of the 10 Fintech & Payments companies on usedby that use either tool use Numeric.
More common with Zest
- Banking & Mortgages23 of the 23 Banking & Mortgages companies on usedby that use either tool use Zest.
Source: confirmed and observed usedby lines. Job-post signals, the weakest proof level, are left out of these shares.
Side by side
Facts from our data and from each vendor's public pages. Each line says where it comes from.
NumericZestWhat customers report
Results as the vendor or the customer published them, with the source and the date.
Questions about Numeric and Zest
Which is used more, Numeric or Zest?
Numeric has more customers on usedby: 32 against 28 for Zest. Numeric leads among the Fintech & Payments companies on usedby that use either tool, Zest among the Banking & Mortgages companies.
Do companies use both Numeric and Zest?
usedby has not found a company with a confirmed or observed line on both Numeric and Zest yet.
Who uses Numeric?
32 companies on usedby, each with the public page that shows it. See who uses Numeric.
Who uses Zest?
28 companies on usedby, each with the public page that shows it. See who uses Zest.
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.