A method, comprising: at a computer system associated with a first user identity that is in communication with a display generation component and one or more input devices: displaying, via the display generation component, a user interface for sharing an account associated with the first user identity with a second user identity, the user interface including a first sharing option and a second sharing option; detecting, via the one or more input devices, one or more inputs corresponding to a request to share the account; and in response to detecting the one or more inputs corresponding to the request to share the account: in accordance with a determination that the one or more inputs include a selection of the first sharing option, transmitting a request to invite the second user identity to become a j oint owner of the account, wherein j oint owners of the account have access to transaction and balance information of all participants and owners of the account; and in accordance with a determination that the one or more inputs include a selection of the second sharing option, transmitting a request to invite the second user identity to become a participant of the account without becoming a j oint owner of the account, wherein a respective participant of the account that is not a joint owner of the account has access to transaction information for the respective participant without having access to transaction information for other participants or owners of the account. displaying, via the display generation component, a user interface for sharing an account associated with the first user identity with a second user identity, the user interface including a first sharing option and a second sharing option; detecting, via the one or more input devices, one or more inputs corresponding to a request to share the account; and in response to detecting the one or more inputs corresponding to the request to share the account: in accordance with a determination that the one or more inputs include a selection of the first sharing option, transmitting a request to invite the second user identity to become a j oint owner of the account, wherein j oint owners of the account have access to transaction and balance information of all participants and owners of the account; and in accordance with a determination that the one or more inputs include a selection of the second sharing option, transmitting a request to invite the second user identity to become a participant of the account without becoming a j oint owner of the account, wherein a respective participant of the account that is not a joint owner of the account has access to transaction information for the respective participant without having access to transaction information for other participants or owners of the account. in accordance with a determination that the one or more inputs include a selection of the first sharing option, transmitting a request to invite the second user identity to become a j oint owner of the account, wherein j oint owners of the account have access to transaction and balance information of all participants and owners of the account; and in accordance with a determination that the one or more inputs include a selection of the second sharing option, transmitting a request to invite the second user identity to become a participant of the account without becoming a j oint owner of the account, wherein a respective participant of the account that is not a joint owner of the account has access to transaction information for the respective participant without having access to transaction information for other participants or owners of the account.