Headway VS Vivoom

AnnounceKit - Announce product updates like a boss 😎

Meetup - Helps groups of people with shared interests plan events and facilitates off line group meetings in various localities around the world.

Beamer App - Announce new features, latest updates, important news and more with an out of the box notification center and changelog tool as a service. Try it for free.

Bitly - Get the most out of your social and online marketing efforts. Own, understand and activate your best audience through the power of the link with Bitly Enterprise.

Olvy - Announce new features with beautiful and effective in-app widgets and standalone pages with our powerful release note tool, and see your release feedback turn into insights.

eese - Eese is a Germany-based publishing platform that connects people to write in a collaborative environment.