The objective of this study is to investigate and ascertain the factors that impact the decision-making process of Can Tho City inhabitants when it comes to engaging in online meal purchases. This study obtained primary data by administering questionnaires to a sample of 512 users of online food delivery service applications. The findings indicated that individuals use the mobile applications Shopee Meal and Grab meals as a means to conveniently make orders for midday and evening meals. These applications are among the most widely used platforms for placing meal orders. Purchase Food and Order a Meal from Shopee. A significant number of consumers choose to purchase their meals using online platforms as opposed to dining at restaurants due to the heightened convenience, time-saving benefits, and the availability of discounts and exclusive offers. On average, the accessibility of food-related products online occurred fewer than eleven times each month. Cash continues to be the predominant and well recognized medium of financial transaction. When considering the purchase of food from online markets, empirical evidence indicates that three distinct elements have a substantial influence on the preferences of individual customers. Based on the results of a study examining the factors that social influence and decision-making, it was seen that these variables had a favorable effect on the selection of meal ordering apps by customers. Furthermore, empirical study has shown that some facets of meal-ordering applications have a positive impact on consumers' decision-making processes. Using online food applications are influenced by the quality of information, often referred to as WQ1. Furthermore, it was determined that the degree of privacy and security provided by an application (WQ3) played a pivotal role in the decision-making process pertaining to meal ordering applications.