Yello Hello is a free Android application developed by Recsolu that offers a convenient way for event attendees to manage their participation in conferences and recruiting events. The app is suitable for events of all sizes and provides users with a range of tools to manage their agenda, network with other attendees, and access presentations and resource documents.

One of the key features of Yello Hello is its ability to allow conference organizers to customize the app branding and theme, develop and manage custom attendee schedules, view attendee profiles including pictures, use RECSOLU technology for tracking attendance, stream information from existing social media feeds, and manage an alert and notification center.