Quakes: Quakes and ShakeAlertLA
Banking: apps to transfer money or pay bills: Venmo, Google Wallet, Square Cash
Ride-sharing: Need a ride? Uber or Lyft
Eating: Grubhub or UberEats or DoorDash. (great for those who don't have a car or the time to go get food). Yelp is filled with customer reviews and ratings of restaurants and places.
Caltech Tips: all the resources you want to know
Texting and Phoning Home: WhatsApp or GroupMe or Slack.
Mapping: Google Maps or Waze
Translation: Google Translate
Weather: WeatherBug or MyRadar
Finding a job: LinkedIn
DISCLAIMER: The information provided on this website is for general information only. Caltech does not endorse or recommend any of the organizations listed.