Traquer is an Android app developed by Romulus Inc which helps you keep track of your reading progress. It is a free program under the Education and Reference category that allows you to add books to your virtual bookshelf by scanning the barcode or searching for the book name. Once you add a book, you can update your reading progress every time you read a few pages, and add a note if necessary.

Traquer also provides you with detailed statistics about your reading progress. You can view your reading history, the number of books you have read, and the number of pages you have read so far. Additionally, you can organise your books into shelves, making it easier to keep track of the books you have read and the ones you still need to read.

Overall, Traquer is a great app for anyone who wants to keep track of their reading progress and organise their books. Its user-friendly interface, simple design, and useful features make it an ideal choice for book lovers.