Zelle software can be used on smartphones and tablets that support iOS and Android operating systems. You can search for and download the Zelle app in the App Store.

The Zelle software itself is free and you can send and receive payments for free. However, if your bank charges an additional fee for using Zelle software, please contact your bank for more information.

You can't. Currently, Zelle only supports transfers between bank accounts in the United States. If you need to send payments to a non-US bank account, consider other cross-border payment solutions.

Yes, Zelle software uses bank-grade security technology, including data encryption and authentication, to keep users' payments and personal information safe. However, please ensure that you protect your account and password when using Zelle software, and avoid sharing personal information with strangers.