Tridecafluoroheptanoic acid is primarily used in the production of fluoropolymers and fluorinated surfactants. Its strong hydrophobic and oleophobic properties make it valuable in creating water- and oil-repellent coatings for textiles, paper, and other materials. It is also employed in the formulation of firefighting foams, where its ability to form a stable film helps suppress flammable liquid fires. Additionally, it serves as a precursor in the synthesis of specialty chemicals used in electronics, such as anti-reflective coatings and photoresists. In industrial cleaning applications, it is utilized for its effectiveness in removing oils and greases from surfaces.