Tiwari Academy has come up with an offline mobile application named NCERT Solutions Class 9 Science (Vigyan) in Hindi. It is a free educational application that provides solutions to various chapters of the latest CBSE syllabusThe app includes chapters like हमारे आस – पास के पदार्थ, परमाणु एवं अणु, जीवन की मौलिक इकाई, गति, बल तथा गति के नियम, and more.

The app is a great tool for students who want to learn science in Hindi. The user interface is simple and easy to navigate, making it accessible to all. It provides offline access, which means students can use it even without an internet connection. However, the app does not provide any PDF files or videos for the chapters. Overall, NCERT Solutions Class 9 Science (Vigyan) in Hindi is a useful application for students who want to improve their science knowledge in Hindi medium.