This app allows you to save Dropbox, OneDrive, Box, Flickr files to Google Drive directly.
Supports convert docx, pptx, xlsx, pdf, odt, jpg... formats to Google Document Formats.
You can also download files from these cloud services directly.
You can quickly access the cloud services you will download. This is a convenient way to download, upload to Google Drive.

You don't need to install any further software or extension. This app only works locally without going through the server. Your files are completely safe, guarantees privacy.
Integrate your Google Drive with Dropbox, OneDrive, Box, Facebook, Instagram, Flickr, Pixabay, 500px, GIFs(Gfycat), Imgur, Google Cloud Storage, OpenDrive, MediaFire, Yandex Disk...
Provides connect with Google Drive. Supports Chrome, IE10+, Firefox...

*Supported formats for convert to Google Documents
Documents (pdf, jpg, jpeg, png, gif, doc, docx, html, htm, txt, text, odt)
Presentation (ppt, pptx, odp) Spreadsheet (xls, xlsx, ods, csv, tsv)