The "Let's Praise the Lord in Key 3.0" app brings together all the chords from the "Let's Praise the Lord" hymnal, offering communities, musicians, and ministries a digital tool for musical reference and use.

Features:
Song Chords: All songs from the "Let's Praise the Lord" book and previous compositions are in the app with corresponding chords;

Song Search: Allows you to locate songs by song title;

Categories/Filtering by Liturgical Theme: Songs organized by liturgical categories (such as Penitential Act, Psalm, Communion, etc.);

Key Transposition: Allows you to change the key of the song (up or down) and return to the original key with one click;

Favorites: You can favorite songs to be used in Masses, events, or gatherings;

Check Chords: If the musician doesn't know how to play a chord, they can check the chords within the songs;

Tips for musicians: The app provides frequent "tips" or "messages" with guidance for those using the app;

Subscription: The full version of the app requires a subscription.