Meetup - Helps groups of people with shared interests plan events and facilitates off line group meetings in various localities around the world.
IceCream - Free up space fast and never miss a moment again
Event Hunt - Startups and Tech Events Curated By Locals
Purrge - Delete iOS photos faster with drag-to-select & upward swipe
Eventbrite - Discover Great Events or Create Your Own & Sell Tickets
Photowipe - Delete photos quickly and easily from your iPhone