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KCNB Mobile™

Manage your accounts effortlessly with our secure mobile app! Discover a suite of practical features that make banking with us a breeze.

Download from the App Store® or Google Play®

Streamlined Financial Control

Instant Balance

Turn on Instant Balance to quickly check your balances without having to sign in.

Biometric Sign On

Take advantage of your smartphone’s features to sign in even faster.1

Mobile Deposit

Save time by depositing checks with your mobile phone camera!

Card Management

Effortlessly manage your cards on the go: lock/unlock, set spending limits, and stay informed with notifications.

Regarding the KCNB Card Control app:  We have transitioned to a new and improved card management platform within KCNB Mobile.  If you still have the KCNB Card Control app, you should remove it from your phone and download/enroll in KCNB Mobile for all your card management needs.

Send money to others you know and trust.

Access Zelle® through both KCNB Online Banking and KCNB Mobile

  • Fast, safe, and easy to use
  • No fees
  • Make a one-time transfer or schedule recurring
  • Split expenses
Learn more about Zelle®

1 Usage of smartphone biometric features may be subject to a third-party privacy policy by your phone manufacturer.  Karnes County National Bank is not responsible for the content of these policies.

Must have an open account at Karnes County National Bank to use KCNB Online Banking.  Internet connection required for both KCNB Online Banking and KCNB Mobile.  Standard data rates may apply, refer to your service provider’s plan for information regarding data usage rates.

Must have a bank account in the U.S. to send and receive money with Zelle®.  Zelle® is subject to additional terms and conditions.

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