Natpe Thunai (transl. Friendship is Guidance) is a 2019 Indian Tamil-language sports film directed by D. Parthiban Desingu in his directorial debut, while Sreekanth Vasrp and Devesh Jeyachandran have written the film's story, screenplay and dialogues. Produced by Sundar C. and Kushboo under the banner Avni Movies, the film stars Adhi, Harish Uthaman, newcomer Anagha and Karu Pazhaniappan alongside actors Sha Ra, Pandiarajan and Kausalya. It is based on the sport of hockey. In 2021, it was remade in Telugu as A1 Express.

This is the second film of Adhi as a lead male actor, after Meesaya Murukku (2017). Apart from acting he also scored the music, while Aravinnd Singh and Fenny Oliver handled the cinematography and editing respectively. The film released on 4 April 2019, to mixed reviews but became a box office success.