Yes, Barclays collects personal data to enhance user experience, provide services, and comply with legal obligations, but they have privacy policies in place to protect that information.

The Barclays app requires an internet connection for most of its features, but some basic functions may be accessible offline, such as viewing previously loaded transaction history.

Since there is no subscription for the app itself, users can simply uninstall the app if they no longer wish to use it. For any related services, users should contact Barclays customer support for assistance.

There is no subscription fee for using the Barclays app; however, some specific services may incur charges.