Nickel tin oxide dihydrate is primarily used in the development of advanced materials for energy storage and conversion. It is a key component in the fabrication of electrodes for supercapacitors and lithium-ion batteries due to its excellent electrochemical properties, which enhance energy density and charge-discharge efficiency. Additionally, it is employed in the production of gas sensors, where its sensitivity to various gases, such as carbon monoxide and methane, makes it valuable for environmental monitoring and safety applications. The compound is also utilized in catalysis, particularly in processes involving oxidation reactions, due to its stable and reactive surface properties. Its unique characteristics make it suitable for use in optoelectronic devices, contributing to improved performance in solar cells and light-emitting diodes.