The 置業精靈 Mortgage Calculator app by First Bird Technology is a useful tool for both personal and investment purposes. This app is designed to help you calculate your purchasing power, monthly payments, total expenses, and rental returns. It also provides useful information such as bank mortgage plans, property transaction fees, real estate agent branch addresses and phone numbers, and renovation price lists.

One of the unique features of this app is the Feng Shui function, which requires separate installation. With this feature, you can check the Feng Shui of the property you are interested in to ensure good luck and prosperity. Overall, the 置業精靈 Mortgage Calculator app is a reliable and comprehensive tool for anyone looking to buy property in Hong Kong.