In some embodiments, an electronic device presents indications of usage metrics for the device. In some embodiments, an electronic device sets, configures and/or enforces device usage limits. In some embodiments, an electronic device limits access to certain applications during certain periods of time. In some embodiments, an electronic device suppresses auxiliary functions of certain applications when an application usage limit or restriction criteria associated with those applications is reached. In some embodiments, an electronic device manages restriction settings with permission optionally provided by another electronic device.