You may set price alerts for S&P500 Components Stocks(ex:DF/AKS/SVU) and track on the price change every 1 minute.
Note1:Quotes delayed 15 mins.
Note2:You need internet accessibility to receive push notification , also send email when setting alerts in case of notification can't reach you.
Note3:All information provided "as is" for informational purposes only, not intended for trading purposes or advice. This app is not liable for any informational errors, incompleteness, or delays, or for any actions taken in reliance on information contained herein.
Minor bug fix
The developer, YEH TSUNG MING, has not provided details about its privacy practices and handling of data to Apple.
No Details Provided
The developer will be required to provide privacy details when they submit their next app update.
With Family Sharing set up, up to six family members can use this app.