Meetup - Helps groups of people with shared interests plan events and facilitates off line group meetings in various localities around the world.
Buno - Simple Note Taking - Simple, minimal & easy note-taking
Facebook Local - Discover places to go and events happening near you
Chars - Unicode Symbols Keyboard for iOS
Eventbrite - Discover Great Events or Create Your Own & Sell Tickets
QuickJots - Jot down quick notes and auto-save them with QuickJots. Use GitHub Flavoured Markdown to easily embed images, or even task-lists to track to-dos. It's private — all notes stay local; no login or downloads are needed. There's a dark mode too!