Pipedrive is a popular (approx. 100,000 users as of 2021) sales-centric CRM that is focused on helping small sales teams and individual sales-reps improve their sales productivity, efficiency and performance.
Klenty is sales engagement software that specializes in both cold email and email sequencing.
Pipedrive and Klenty used in tandem allows smaller sales teams the ability to set up multiple email sequences / email automation directly from the Pipedrive user interface.
As of the writing of this post, Klenty was the number one most liked Pipedrive integration for June 2021.