(function () {('review-app-page-desktop');}); Trio Office is a free office package offered by GT Doc Studio. Although MS Office is still the undisputed champion when it comes to office suites, the exorbitant prices have, unsurprisingly, ensured that many users are looking for worthy alternatives. The Trio Office is an alternative to an office package. It consists of three separate programs: Word Editor, Slide Show and Spread Sheet. With just one download and installation process, users have three of the most important productivity tools needed in every office. All programs in Trio Office also have a simple and intuitive interface that makes using them a lot easier.