Edoo

This is a social calendaring app that provides you the tools to create private or public events and invite your friends. Be it a party or meeting, this app provides you an easy way to communicate these events to friends also helps you track the people who are attending your events as well.

Edoo also enable you to post pictures, status of what you are doing, and check in where you are now, and let your friends to like or comment on your post.

For specific audience you can also create a new community on that subject or interest that you are passionate about. Invite friends of like mindedness to join the community.