Booksook is a free online bookstore app that offers a wide range of products from various categories such as academic school books, foreign language books, novels, competitive books, and more. It also provides school stationery like notebooks, pens, pencils, and dictionaries. Booksook has more than 5,000+ different titles of 175+ publishers like Penguin, Harper Collins, and Bloomsbury Publication, to name a few.

One of the unique features of Booksook is its "No Extra Shipping Charge & Fast Shipment" service on verified books. In addition, users can request new or used books that are not available on the website and donate used books to help India's needy communities. Booksook also offers prompt supply and fast delivery services with three quality checks before shipment.

Overall, Booksook is an excellent app for book lovers who want to shop online for books and stationery. Its collaboration with various publishers and 24/7 customer care service make it a trustworthy and reliable platform for all your book needs.