You need to share a large file but don't want to sign up for a service or pay a fee. Instead of using storage services like Dropbox or Google Drive, what do you expect from file transfer services?
Speed? Ease of use? Security?
You can consider services like WeTransfer or SendGB as examples.
For instance, if you need to send a 200 GB file in one go and are racing against time, what are your expectations for a solution in this scenario?