OLB appTAN is a free Android app that allows you to conveniently and securely authorize your online banking transactions using your smartphone or tablet. Developed by Oldenburgische Landesbank, this app provides a simple and direct way to approve your online banking orders.

To get started with OLB appTAN, you need to register for the service through the corresponding menu option in your online banking account. Once registered, you will receive an activation letter in the mail. Follow the instructions in the letter to download and install the app on your smartphone.

With OLB appTAN, you no longer need to carry a separate device for generating TANs. The app allows you to receive your TANs directly on your mobile device, making it more convenient and secure. The app is easy to use and provides a seamless experience for approving online banking transactions.