About this app
Card Authenticator is a simple, free, two-factor authentication app to keep your fuel card transactions secure. Once your fleet manager enables Dynamic Prompt on your fuel card, you can use Card Authenticator to generate the time-sensitive code needed to complete a transaction. Here’s how it works: Step 1: Generate code Before swiping your card, open Card Authenticator to generate a code. Step 2: Swipe card Continue with your transaction as you normally would by swiping your card. Step 3: Enter code Enter the code provided from the app to complete your transaction. Fast, easy, and secure. Note: You will need to know your card number and PIN or passcode to log in.
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Aug 16, 2026 · 1:10 PM Free