Practice daily in a scientific, systematic way to learn to chant the Taittiriya Upanishad by-heart. Learn all three chapters: Sikshavalli, Brahmanandavalli, and Bhriguvalli. The app breaks up the entire scripture into small lessons. Learn each lesson by reciting phrases after an authentic recording with perfect pronunciation. As you practice more, the phrases get longer to keep you learning. Available with Taittiriya Upanishad text transliterated in 6 languages - Sanskrit, English, Tamil, Malayalam, Kannada and Telugu.
One of the principal Upanishads and part of the Yajur Veda, the Taittiriya Upanishad consists of three chapters describing ethics, morals, duties of a student, and the ultimate truth of brahman and atman. Please note that this is a Vedic text, and requires extra discipline and attention to learn.