Software as a service (SaaS) services featuring software for enrolling and centrally administering user devices and for configuring, administering, and managing restrictions on access to computer applications and websites; providing temporary use of online non-downloadable software for creating and managing schedules and restrictions on access to computer applications and websites; providing temporary use of online non-downloadable software for monitoring, analyzing, and reporting computer application usage, website usage, screen time, and compliance with access restrictions; providing temporary use of online non-downloadable software for centralized administration and management of digital access policies across multiple users and devices