Providing temporary use of on-line non-downloadable software for use in syncing data, data storage, data control, data transmission, push notifications, user management, application performance reporting, mobile messaging, mobile payment services; computer data processing, namely, storing, saving, updating, and syncing data for online and offline use by order of third parties; online electronic data storage services; computer software design and consulting services; application service provider (ASP), namely, hosting computer software applications of others; application service provider (ASP) featuring application programming interface (API) software for use in syncing data; platform as a service (PAAS) featuring software platforms for use in syncing data; software as a service (SAAS) featuring software for use in syncing data; Providing temporary use of on-line non-downloadable software development tools