Waheguru jee kaa Khalsa, Waheguru jee kee Fateh. 'GurbaniSewa Audio' app is a Gurmat Portalthat lets the user listen to Nitnem, Simran, Kirtan, Katha, Dhadi Vaaran, Audio Books and Sampooran Paath. In accordance with the mission of GurbaniSewa Inc, "Serving Satgur Ki Sangat Worldwide" - Weintend to provide one-stop experience for all the audio needs for a Gursikh worldwide. If you havea suggestion for contents, please contact us at GurbaniSewa@yahoo.com or +1 916-717-1438. Key features. Contents available for following categories. Naam Simran. Keertan. Gurbani Ucharan. Katha. Audio Books. Dhadi Vaaran- Favorite Tracks. User can create favorite tracks and download those track locally. This allows the user the play most common tracks (e.g. Nitnem or Simran) even when offline (e.g. during travel, or not having wi-fi) - Gurmat Books. User can read PDF version of various Gurmat Books- SewaStore.com. Link to SewaStore portal to conveniently purchase Gurmat items like Gurbani Players, Pre-loaded USBs, Pothis or Books.