People love to shop. However, their approach to shopping has changed over the years, particularly during the last decade. They are inclined towards buying things online instead of looking around in the supermarkets or local stores. Whether it is their daily essentials or clothes, sunglasses, medicines, or more, everything is available online. Moreover, the Covid-19 pandemic has given rise to more and more eCommerce apps. Buying stuffs through eCommerce apps have become a preferred and convenient shopping avenue. So, eCommerce app development is in demand. Sky is the limit when it comes to eCommerce businesses. Internet has made it possible for businesses to reach their customers anywhere, anytime, and from any device. The most prominent question that arises here is what approach should be taken for a flexible eCommerce app development? Let us discuss the most essential considerations for developing an eCommerce app.