Onesheet CRM - The Simple CRM for Google Sheets
Better Notes - Simple notes app that ties notes together with #hashtags
Followup.cc - FollowUp for email is a lightweight productivity suite that keeps your conversations and tasks from slipping through the cracks. Set perfectly timed reminders that arrive at the top of your inbox, right when you need them.
Collected Notes - Simple and powerful note-taking & blogging platform.
Freshsales CRM - A full-fledged CRM for high-velocity sales teams.
Startup Notes - Most actionable advice from each Startup School speaker