Download Manager is a computer program that is used for downloading and uploading the files from the internet for storage. Some download managers can be used to download the files from the multiple sources. The download manager is present in the web browser as one of the feature but there is no guarantee that all the information required will be downloaded properly. But this feature is overcome by the Download manager application where you will be able to download the required information properly without any issue. You can develop a Download Manager Android Project to which helps in downloading the files that you need in a more precise way.