Related Clues:
- Part of a grid on an iPhone
- Downloadable thing
- Short-lived obsession
- Pop-culture phenomenon
- Angry Birds Star Wars, e.g
- Evernote, for one
- Venture often described as 'the Uber of [industry you and your college friends are trying to revolutionize]'
- Phone fun
- Computer program
- Selfies around 2012-13, e.g
- 87-Down user's buy
- Fleeting fascination
- iPhone game, often
- In thing, temporarily
- Modern kind of store