Delete at first download?
Create a zip archive with the files before uploading?
or
Servicio temporal de envío de archivos mantenido por TuiterRocks. Úsalo con sentido común.
Compressing zip file…
If you choose a delay, the file will be deleted after that delay. Don't worry: if a user begins to download the file before the expiration and the download ends after the expiration, he will be able to get the file.