In order to receive a file using a 6-digit key on a mobile device, Send Anywhere must be installed.
A file shared via a link can be downloaded through mobile browsers without having to install Send Anywhere. However, it is recommended that you install the app to ensure a fast and stable file transfer.
If the file you want to download is a file format or codec that is not supported by iOS device, you may not be downloaded the file in a mobile browser such as Safari. You have to install Send Anywhere app to receive it.
To receive files on a Windows or Mac PC, you can access the files via the Send Anywhere website without having to install the desktop application.