HubSpot - Grow Better With HubSpot: Software that's powerful, not overpowering. Seamlessly connect your data, teams, and customers on one CRM platform that grows with your business.
Wickr - Wickr is a free end-to-end encrypted text, video, picture and voice messenger with full sender...
ActiveCampaign - Integrated email marketing, marketing automation, and small business CRM. Send beautiful newsletters, setup behavioral based automations, and benefit from sales automation.
Burn Note - Burn Note is the name of a continuous private messaging utilizing which you can have an ongoing private discussion with your companions or any individual who is at Burn Note.
Pardot - Salesforce B2B marketing automation
Telegram - Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free.