Bulk Upload to SharePoint 2013 / 2016 / Online
The free upload tool for SharePoint 2013, 2016, Online supports bulk upload with preserving key metadata like change dates. It removes unsupported characters and runs a pre-upload check to make sure the upload runs as smooth as possible.
The latest version has also improvements in regards to loading indications and following integration. In addition it has a general send to target for windows explorer, so that it’s easily possible to upload any content from your desktop to SharePoint.