Campus Ideaz

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Food expiry date tracker - Sous Chef

Have you ever bought a tub of Greek yoghurt and then forgotten about it? A week later, you find it in your fridge, already expired. Not only is this wasting your money, but it is also wasting food. If something like that ever happened to you, then this app is perfect for you. 

My idea:

My idea is to develop an app that tracks the expiration dates of groceries purchased by consumers. All the consumer has to do is scan the barcode of the groceries, and the app then adds it to its list. It sends reminders about any food expiring soon and also suggests dishes based on the ingredients available in the list. 

Gaps in the current market:

The current market doesn't really combine the barcode scanning of groceries with giving recipe recommendations. Also, this app will focus more on the products and companies found in the Indian market. 

Who benefits:

People who are forgetful about their groceries (like me) are gonna benefit a lot from this app. Apart from that, the general public can also use this app, which decreases food waste as people won't wait till their groceries expire. Reducing food waste is going to help everyone achieve a more sustainable world. 

Why this problem matters to me:

This problem matters to me because I see tons of food wastage around me daily, whether it be in the campus mess or in the general public. I believe minimum food wastage is going to benefit the people. This app is also going to minimise the financial waste from households, which will help them have a better budget. 

Technical details:

  • Built with React Native (iOS + Android).
  • Barcode scanning via ML Kit with a manual entry option for items without a barcode.
  • Colour-coded expiry indicators and notifications.
  • Recipe recommendations based on which product expires first. 
  • For produce, it uses estimates of when it expires (eg: an apple 5-7 days).

 

Votes: 9
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Comments

  • Such a smart and genuinely useful idea! The combo of expiry tracking with recipe suggestions is perfect — it not only saves money but also makes sure food doesn’t go to waste. Definitely something I’d use. 🌟
  • Love this idea, barcode scanning plus recipe recommendations is a great combo. Will the app also allow users to share unused items with others before they expire?
    • Thank you, Meenakshi! That’s a really thoughtful idea. Implementing it would need some extra steps, and we’d also have to think carefully about security since sharing location can be sensitive.
  • Love this idea! An app that scans groceries, tracks expiry, and even suggests recipes is a game-changer. It saves money, cuts food waste, and makes cooking smarter. Perfect for forgetful shoppers and a big step toward sustainability.
  • This app is so convenient, I would definitely use it :) What exactly do you mean by colour-coded expiry indicators and notifications?
    • Thank you, Geetika! To clarify, by colour coding I meant assigning colours to different grocery categories. For example, fresh produce could be red since it expires quickly, while longer-lasting pantry staples like oats, flours, and pulses could be yellow. This way, it’s easy to visually spot what needs attention first.
  • This app is a great idea to help prevent food wastage because even though the wastage seems like a small amount at first, over time the total amount of food wasted adds up simultaneously adding to financial waste. The app has potential and I can see it helping people remember to use their groceries before the expiration date and I love the idea of the app giving them recommendations of what to make.
  • This idea has real potential to become the norm because people often do forget about their goods. The integration of an app is nice because I can tap into the app while being a in a grocery store or see if I already have the item, saving me money. As well giving recipes is a good way of purging all of your food items at the end of the week.
  • Really loved the idea! In the end, this app is not just about keeping track of groceries—it’s about saving money, cutting down on waste, and living in a better way. By making a small habit like scanning groceries easy, it helps families stay organized and avoid wasting food. If built well, it can help people like me who often forget, and also make a big difference in reducing food waste for everyone.
  • This is a practical and impactful idea! I love the combo of barcode scanning with recipe suggestions—it’s unique for the Indian market. You could also think about handling items without barcodes and adding dietary preferences for more personalization. Excited to see this in action!
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