This is a file hosting service that allows you to upload files without registering. The limit for single file is 250MB and the daily download limit is 5GB. The files will be stored for 30 days. By registering as a free member, you can have 2GB of storage space for your files, and the download limit increases to 10GB. The file's lifespan depends on your account's activity, the more you log in and use the service, the longer the files will be stored. The paid plans are not considered to be very cost-effective, the free plans are sufficient.