Christ In Song is a multimedia application available on iPhone that offers a comprehensive collection of 856 hymns with piano accompaniment. Users can customize tempo and pitch, view complete musical scores, and print hymn scores. The app operates fully offline, allowing for seamless access to hymns anytime, anywhere. With features like annotation capability, search functions for titles, authors, and first lines, as well as 655 focus Bible verses and 207 biographical sketches, Christ In Song provides a rich and interactive hymn experience.

The app organizes hymns into 5 major themes, 37 sub-themes, and 249 topics, with a special focus on Christ Jesus. Additionally, it includes various useful indexes such as biographical profiles, scriptural references, authors and sources, alphabetical indexes, and more, making navigation and exploration of the extensive hymn collection convenient and user-friendly.