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About
Manage your business finances conveniently and securely from your mobile device. Check balances, view transactions, deposit checks, and approve pending transactions with ease.
What's New in FNBSF Business Mobile Banking
25.1.40
February 18, 2026
Bug fixes and security enhancements.
User reviews
Developer apps
FAQ
What can I do with FNBSF Business Mobile Banking?
FNBSF Business Mobile Banking allows you to check business account balances, view recent transactions including check images, transfer money between accounts, and deposit checks by snapping a picture. You can also review and approve transactions scheduled through Business Online, depending on your access rights.
Is FNBSF Business Mobile Banking secure?
The app is designed for secure business financial management. Users sign on with their Business Online Banking user credentials, and the description emphasizes convenient and secure banking. Specific security protocols are not detailed but are implied by the nature of financial applications.
How do I get started with FNBSF Business Mobile Banking?
Getting started is easy. Simply download the app and sign on with your existing Business Online Banking user credentials. For more information, you can visit www.fnbsf.com or call (605) 335-5101.
What devices does FNBSF Business Mobile Banking support?
FNBSF Business Mobile Banking is available for iPhone and iPod devices. The latest version is 25.1.40, and it was last updated on February 18, 2026.
Does FNBSF Business Mobile Banking have ads?
Yes, FNBSF Business Mobile Banking contains advertisements. As a free service, advertisements help support its continued development and availability.
What is the age rating for FNBSF Business Mobile Banking?
FNBSF Business Mobile Banking has an age rating of 4+. This indicates it is suitable for a wide range of users, including younger individuals, though its primary functionality is for business purposes.
How often is FNBSF Business Mobile Banking updated?
The app was last updated on February 18, 2026, with version 25.1.40. This indicates a commitment to regular updates and maintenance for the application.
Can I deposit checks with FNBSF Business Mobile Banking?
Yes, you can deposit checks by simply snapping a picture of each check within the app. You can also view your deposit history directly in the application.





