Application software; Communication devices; Communication installations; Communication interface units; Communication software; Communications networks; Communications systems; Computer installations (networks); Computer programs in the field of communication links; Computer programs, downloadable; Computer related data communication apparatus; Information distribution programs; Interfaces between application programs and firmware on real-time computers; Downloadable software applications (apps); Virtual assistant software; Computer software for authorising access to data bases; Computer software for business purposes; Computer software programs for database management; Computer software applications (downloadable); Computer software platforms, recorded or downloadable; Interactive computer software; Computer software