KTCGKPV is an Android application developed by Nhóm Phiên Dịch Các Giờ Kinh Phụng Vụ, designed for Catholics who want to have access to a complete reference guide in the palm of their hands. The app includes Liturgy of the Hours, readings at Mass, and a modular Bible for the Old and New Testament. All the texts used in the app are made by Group Interpretation The Liturgy of the Hours.

One of the most significant features of KTCGKPV is its automatic change of liturgy and reading with the correct date, based on the Catholic calendar. It also supports storage and Lectionary Liturgy, allowing offline use. Users can adjust and save settings such as the first trading day, time zone, font size, bold or light. Additionally, the app enables users to select holidays and steps holidays, choose hymns, prayers, expressions, and readings. Users can also listen to audio read Liturgy and Reading, and a free account allows audio access on Sundays starting at Vespers I. KTCGKPV also allows users to search for words in the Bible and view footnotes and references.