Customer support software Freshdesk on Wednesday acquired Chennai-based user engagement platform Konotor. Founded in 2012 by Srikrishnan Ganesan, Vignesh Girishankar and Deepak Balasubramanyam, Konotor engages users on mobile apps by adding a two-way messaging option. Freshdesk also acquired live chat provider 1Click and social recommendation app Frilp earlier in 2015.