Harini rendered a series of devotional songs in 2012 on Lord Amman, Ganesha, Perumal among others, titled Om Nava Sakthi Jaya Jaya Sakthi, Vindhaigal Purindhai Nee En Vazhville, and Uchi Pillaiyare Charanam along with ace singer P. Unni Krishnan.
Harini composed devotional songs in 2012 about various deities, including Lord Amman, Ganesha, Perumal, and others, titled "Om Nava Sakthi Jaya Jaya Sakthi," "Vindhaigal Purindhai Nee En Vazhville," and "Uchi Pillaiyare Charanam." She collaborated with singer P. Unni Krishnan on these songs.