Simple, convenient, and secure: our Mobile Banking solutions allow you to manage your finances from your fingertips. With our easy-to-use mobile app and personalized Account Alerts, you can feel confident you’ll never miss a key money moment.
FNBSF Mobile App
Designed with your convenience in mind, the FNBSF mobile app allows you to transfer funds between accounts, pay bills, deposit checks¹, and find the First National Bank branch or ATM nearest to you.
You can also scan the QR code to download our app to your mobile device. Please note that you need to be signed up for Personal Online Banking in order to access your accounts on the FNBSF mobile app.
Learn more about online banking
Mobile Deposit
Deposit a check² anywhere, anytime with the snap of a few pictures on our app.
All checks must have a signature and “For mobile deposit only FNBSF” written on the back or check the box indicating a mobile deposit before depositing through the mobile app. If endorsement criteria are not met, the funds will not be deposited into your account. Give our Deposit Services team a call at (605) 335-5213 if you have any questions about check deposits.
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Stay in the Know With Account Alerts
Low balance alert, debit transaction posted, check cleared — these notifications and more are available when you enable Account Alerts on the FNBSF mobile app or through text alerts in Personal Online Banking.³ Personalize the notifications that are important to you and never miss what’s happening with your money.
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¹Mobile deposit limit of $5,000. If your limit needs to be adjusted, please contact us.
²Additional phone models are currently under development for future app availability.
³Message and data rates may apply.