The unofficial Twitter app cannot notify in real time like the official Twitter app. The app checks for new data every few minutes and provides notifications.
In addition, depending on the Twitter API specifications, it may take 1 minute or more to receive a direct message.
Everyday Programmer, Dad, husband, CTO/CEO. Created Tweecha, Txiicha, Calculacha, Rolling Jewels, Rendamachine, Quick Countre.