Kondo is Superhuman for LinkedIn DMs. 
If you spends a lot of time messaging on LinkedIn, you’ll know that the inbox there quickly becomes an absolute mess. 
With Kondo you can use keyboard shortcuts, labels, folders, reminders, and snippets to zoom through DMs twice as fast and stay organized.
Power Hive members get a month of the Business Plan free (worth 40 USD) here:

Kondo Month Free Link