Letsupload is described as 'You can upload any type of files' and is an website in the Backup & Sync category. There are more than 100 alternatives to Letsupload, not only websites but also apps for a variety of platforms, including Windows, Mac, iPhone and Android. The best alternative is Nextcloud, which is both free and Open Source. Other great sites and apps similar to Letsupload are Dropbox (Freemium), Google Drive (Freemium), Syncthing (Free, Open Source) and MEGA (Freemium).
Need your own on-premises Dropbox or Box.net like cloud solution? Get FileCloud! FileCloud is a #1 On-Premises File Storage, Mobile Access and Sync Solution for Businesses, Enterprises, Universities/Schools and Hosting Providers.
OpenDrive is a remote drive for your computer, that allows you to store, sync, share, link, sell, advertise or back up files from your computer on the Internet with free 5GB. Desktop application is easy remote access to your files.
Sendit.Cloud is a great free Cloud Service. A best and easy way to store and share unlimited files for free and no adds. It supports video, audio streaming and image preview. And also works without account.
A full-featured home-hosted Cloud Drive & Personal Assistant. Convert files, create archives, scan for viruses, perform OCR on images or documents, stream media, edit images and more! Compatible with HRC2 Apps!.