Drag and Drop Uploader a simple WordPress plugin extension for Contact Form 7, this will allow you to Upload multiple files using “Drag & Drop” or “Browse Multiple” in uploading area of your form.Try it for Free
With this feature it will help your customer to identify which file was uploaded and which are not.
Once this option enabled it will show a thumbnail after uploading an image
To "save more space" from your server or if you don't want to store files, enable this option (hours, days) and files will be automatically deleted based on selected (time) options.
This options will (compress or zip)
all your files to save storage space.
There's features that will generate unique random folder name for each upload.
You also have an options to save ( Files / Attachment ) to a different directoy (Random, Generated, By User
OR Custom Folder ).
If you will enable this option all the files or attachment will be added to your Wordpress Media Library.
On premium features there are multiple and important options to use.
Note : Before you purchase you must use and test Free Version and make sure everything is working correctly.