LogikCull - Logikcull is a discovery automation platform that helps expedite and lower the cost of litigations & investigations.
Evernote - Bring your life's work together in one digital workspace. Evernote is the place to collect inspirational ideas, write meaningful words, and move your important projects forward.
Nextpoint - Nextpoint offers solutions for eDiscovery, evidence exchange, deposition and transcript management.
Joplin - Joplin is a free, open source note taking and to-do application, which can handle a large number of notes organised into notebooks. The notes are searchable, tagged and modified either from the applications directly or from your own text editor.
Everlaw - Everlaw is an eDiscovery software for litigation, document review, and analysis.
Google Keep - Capture notes, share them with others, and access them from your computer, phone or tablet. Free with a Google account.