銀行即時匯率PREM is a free Android app by coolinfo.net that provides real-time exchange rates of foreign currencies for various banks in Taiwan. The app is a more advanced version of the "銀行即時匯率(ADS)" app and comes with additional features such as price alerts, customizable exchange rates, a comparison of exchange rates between different banks, daily and historical exchange rate trends, and a currency converter.

The app's interface is user-friendly, and it provides a comprehensive list of foreign currencies, including USD, EUR, AUD, NZD, CNY, JPY, HKD, KRW, GBP, CAD, ZAR, SGD, CHF, DKK, SEK, THB, IDR, MYR, PHP, VND, and INR. It supports major banks in Taiwan such as Taiwan Bank, Fubon Bank, Cathay United Bank, and many more.

It is important to note that the app contains banner and pop-up ads, and the ad platform may push audio and video ads that could be disruptive. However, the app is an excellent tool for people who need to keep track of exchange rates and compare them between different banks.