Go to Google Takeout to export Blogger data, which generates a zip file containing Atom feeds and media.
Manually download your wp-content/uploads/ folder via FTP/File Manager and export your SQL database through phpMyAdmin. Download Nksyshh zip
A tool used to download entire websites for offline viewing. Blogbooker : Creates PDF archives of your blog posts. To make sure this works for you, could you tell me: Go to Google Takeout to export Blogger data,