The actor posted a picture of himself wearing a Being Human zipper and cap. "On December 27, it is my app's birthday. Only for you," reads the image.
The actor aims at having a more personal connect with his fans through the app. Salman will next be seen in Kabir Khan's "Tubelight".
The movie which is scheduled to release next year on Eid is extensively shot in Manali and Ladakh. The film also stars Chinese actress Zhu Zhu.