How to build a Grocery App

How to build a Grocery App

In the modern world, everybody is looking for good services. Whether an individual wants food, clothes or even grocery at the doorstep mobile apps play an important role.

There is no wrong to say, the Grocery is an essential need. Looking at the current situation of COVID-19 and the development of technological advances, running errands has become simpler. With the help of mobile apps, Online food, grocery, finances, and car repair are available at your fingertips.

You name a service and there is an app for it. The on-demand grocery delivery app is one of the most demanded apps presently. Almost every shop today is online, and rest are willing to have, the reason is- the customers are online, monetizing the app helps you earn more revenue, easy management of the profit and loss, and the list is long. All this is because of smartphones becoming handy and popular. Smartphones have made life easy and are making things accessible to every single being out there.

Want to grow your business? Build a mobile app!

If you are still thinking of going online, building an app for your grocery store is the best most phenomenal decision you can make considering the scenario and need.

Building an app is easy and free/affordable. Everything is available on the internet. And, this article will tell you how to build a grocery store app with Flutter.

Now we are going to talk about why and how to build a grocery app for your business in detail. So if you are a grocery and/or supermarket business owner let's go step-by-step guide in detail.


One of the most important reasons for the growth of online orders is Grocery items. Check out the below stats and some other important points.

  • Benefitting both the buyer and seller. One can shop 24*7 from anywhere across the globe.
  • Feedback, reviews, ratings, and problems can be discussed and analyzed online. One can track the order details, its process, seller's name, delivery time, and so on making it transparent.
  • Regular discounts and offers are never missed because of the push notifications. It attracts customers.
  • Flexible selection of choosing from multiple payment options.
  • Saves the time of buyers.
  • Provides exact details of items sold out, profit-made bestselling items.
  • Revenue earned through monetization of the app, shipping charges, sponsorship, and so on.

Why build a grocery app with Flutter?

The Google baby Flutter was launched in 2017. And, with the up-gradation of Flutter in Jan 2020, Google has again empowered Flutter to be a highly creative and engaging application. Flutter is a highly influential and extensible framework that brings along an infinite widget library to help you create an extensive cross-platform or flutter grocery app.

The reason you should invest in Flutter is,

  • Free and open to use
  • Single codebase framework for multiple platforms
  • Dart as a programming language
  • Hot reload and developers can see the code change easily
  • Improved performance of the native app
  • Use of custom widget library
  • Creates mobile apps for mobile, desktops, and web
  • Less testing compared to other frameworks
  • Attracts investors with MVP

Read more about the Flutter and Flutter development benefits, You can read this

How to develop a grocery app?

In the world of technological advancement, nothing is impossible.


Do you need to have a clear idea as to how your grocery app would be different? Who would be your potential customers and which region would you cover? The reason? There are already uncountable grocery applications providing its services. So, how do you ensure your services stand out?

That is when you need to start building the process of development, conceptualizing, and understanding the purpose that your app would do better. Make bullets on,

  • Does the market exist?
  • If yes, then who are your competitors? What do they lack?
  • Who will be your customers? Which region would you cover?
  • What features would you integrate?
  • What services or application features will help you stand out?

List down the queries and sketch the best application so it simplifies your development process. Flutter is a code that helps you build an online grocery delivery app. But you need to sketch an app that simplifies not just the development process but also attracts more customers.

Selecting the Type of Online Grocery/Grocery Delivery App

There are multiple types of grocery business model apps. And, you need to select which one justifies your purpose.

Aggregator Business Model

This is a third-party integration grocery delivery app. In the aggregator grocery app, all the local shop owners and customers meet to buy and sell the product. Once the order is confirmed, the live tracking can be done. In the aggregator grocery app, the local shop owners are solely responsible for managing their order, not you.

One can choose one product from a variety of stores without even stepping out. One can compare the price of the same product and check the ratings, and delivery date as well. One can add products from different shop owners and payout when they wish to.

This is the most common type of supermarket mobile app that flawlessly works.

Virtual Grocery Store of Your Supermarket

The app owners are responsible for everything possible. From managing orders confirmation to adding new products, adding banners of discounts, sales of the day to solving the query and collecting money. Unlike the aggregator business model grocery app, the app owners need to manage everything.

It is good for shop owners who wish to launch their brand. But an aggregator is ideal if you wish to have your brand enlisting all the local shop owners and being free from the management of the app. The risk level is very low compared to the virtual grocery app.

The cost of developing a grocery app by Flutter mobile App development companies would be $10,00- $ 50,000 and it can go above that depending on various factors. If you are of the view as to how much would it cost to hire a flutter developing company? Then, think again and be ready with the prerequisites as stated in the point above.

Features that make your Grocery App stand out

Think of the on-demand grocery delivery app or any other shopping app you have used. What features of it did make you happy and satisfied? Note that down and try to add that in your application.

The other way to know the features that will make your grocery app the best is to know your competitors. Look at what they are doing, how are they doing? If they lack something, can you provide that service? If yes, then go ahead.

And, before you do anything explore the Grofers, Bigbasket, Amazon, and so on. The best way of developing an app with Flutter is that it has solutions to your problems in the simplest manner. Flutter provides you with the flexibility to customize the product browsing. It helps your customers choose a product depending upon several filters and make the final purchase.

The banners that speak about the sales or offers of the day might sound easy but are made easy with flutter. A homepage banner is essential as it attracts customers and highlights the latest products that have been added.

The other features that must be in your app are as follows.

Live chat – It helps customers post a query and get solutions from the shop owners quickly. It is the most thoughtful addition to your app. It acts as an assistance 24*7 and connects the buyer and seller more efficiently.

A small infographic that helps you get short details.

Easy and Secure signup/Sign-in - Your app should be user-friendly so users can sign up easily and later on sign in easily as well as their data should be secure. So you have to keep features like opting verification, social media signup, and other methods that you think will be easier for your customers.

Order History - The highlight of your flutter grocery app is the order history. It lets your customer know their order summary and they can repeat the order if they want. It gives good detail about the order.

Secure and Easy Payment Options – You can include as many payment options as you won't like, Cash on Delivery, Debit Card, Credit Card, Google Pay, PayPal, and much more.

Push Notifications – An essential feature that will help you remind your customers about all the offers, new products, and sales of the day. It allows you to connect with your customers and attract them to shop more.

Real-Time Order Tracking - One of the important features that need to be added is the live tracking of your product after the order confirmation. It helps one get a real-time estimation of the product delivery.

Add to Cart – It allows your customer to add products to the cart and pay when they are done shopping. It helps them continue shopping without any hassle and purchase after a long hour of continuous browsing.

Multiple Payment mode - Like online payment, Cash on delivery, and wallet payment so the user will always have an option to choose from their convenience methods.

Live chat/Support - You should have an end-end encrypted Live chat support system for your users so they can communicate if they face any kind of problem. Because customer support is one the most important factors to win businesses.

Offer and Coupon code - Your app should have a very clean UI and a place where your current offers will be easily visible for your users without creating any difficulties in user experience. Sometimes people are full of pages with offers and hide the products that might create negative impact users get back to another business app.

The above points are the basic and major points for your Grocery store app for users apart from that you have to make a list of your Grocery app backend, delivery app, and vendor apps requirements too. These are all as important as your user app.

If you have not made a Figma or design for your complete online grocery delivery system and are wondering what the best fit for your requirement is then here you can check out some of our Readymade Grocery delivery templates. These apps are built based on the user's requirement data. We collect max user requirements over the internet make a common list of features for everyone and build these apps that will fit all kinds of Grocery Store requirements, as well as these grocer apps, which are fully customizable so you can customize as you would like too. These are all apps built with Flutter.

Flutter with its extraordinary UI design improves your user experience. You can with Flutter programming language build an app that provides the end-user the best shopping experience.

How much does it cost to develop a flutter grocery app?

The basic development of an app includes,

  • Sketching an app feature
  • UI/UX designs
  • Front end development
  • Backend development
  • Production
  • Quality assurance
  • Choosing the programming language and so on.

All these things drastically affect your development cost excluding the cost of the developer’s charges. The cost of developing an app is charged not just by how complex it is or in which language will it be developed. But it depends on how many hours will it take to develop an app. In other words, the longer and more complex the hours in developing the app the cost increases. Flutter cuts this to half and at times reduces it one-fourth of the price.

As discussed above, Flutter is an open-source, free-to-use platform. And, that means it drastically reduces your app development cost low and helps develop it faster.

Wondering how it affects the development cost?

  1. Developer’s expenses – hourly/monthly
  2. Design and Development Cost
  3. Testing and Deployment cost

No doubt there are thousands of options to choose from to develop an app. But Flutter, the Google baby has tremendously changed the game of developing an app. It is cost-effective, easy to use, rich in features, and free that enable one to use it as per their need. So, before you think of developing an online grocery app consider Flutter first.

If you still have a question and then feel to get in touch or come on the live chat.