Contlo vs Tango
A side-by-side look at Contlo and Tango. For an in-depth review of either product, follow the links below.
Contlo
Business & Commerce
Contlo is an open-source alternative to HubSpot's marketing, sales, and service software. It provides similar features for managing contacts, running email and social media campaigns, tracking website analytics, and integrating with CRMs.
crmanalyticsemail-marketingsocial-media-marketing
Tango
Social & Communications
Tango is a free and open source, cross-platform program for video calling and instant messaging using Voice over IP. It offers encryption, group conversations, file transfers, customizable user profiles, and other features.
video-callingmessagingencryptionopen-source