Comparison shopping is a crucial habit to develop if you want to save money on your purchases. Being able to quickly compare prices, whether from your couch or at the store, can help you save quite a bit of cash. You'll always know where to find the best prices for your favorite products and the items you desperately need.

Using browser extensions or websites for this task is great, but if you're a price comparison addict, you're going to want a good app to get the same kind of information. Here are some of the best price comparison apps for Android and iOS.

1. ShopSavvy

Comparing items with ShopSavvy is easy. Tap the Scan button at the bottom of the screen, put the barcode in the onscreen box, and you'll be provided with both online and local retailers that sell the item. You can also use the search tool to look for a specific product if you don't have the barcode.

ShopSavvy doesn't stop there. It also lets you set up notifications for certain categories, items, or searches so you get notified when an in-person or online sale comes up.

All in all, this is an excellent app that lets you shop for deals, browse related products, save your favorite items, and share sales with friends.

Download: ShopSavvy for iOS | Android (Free)

2. QR Reader

QR Reader is one of the fastest and easiest ways to compare prices on your mobile device. Simply open the app, scan a barcode using the camera, and voila! You will be provided with multiple different links for Amazon, Google, eBay, and more purchasing options.

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Search options are also available if you don't have the barcode or QR code accessible.

This app perfectly filters through the internet to provide you with relevant sales and information about the product. You can browse through videos, tweets, nutritional facts, and more all relating directly to your scanned barcode or QR code. Take this app shopping with you and compare your prices in real-time right on the grocery shelf.

Download: QR Barcode Scanner for iOS | Android (Free, subscription available)

3. BuyVia

BuyVia is a great app for comparing prices from major retailers. Use the barcode or QR code scanner if you have a code handy; otherwise, pop a term into the search box. Then compare prices from various sellers.

You can shop deals directly from within the app for popular stores like Macy's, Walmart, Amazon, Nordstrom, and many others. If you grant the app access to your location, you can also check out hot deals in your area. It lets you browse by store or by category.

The app also gives you coupons offered from online or local stores, as well as the BuyVia site. Remember to check out the settings so you can add your ZIP code and your local area range.

Download: BuyVia for iOS | Android (Free)

4. Mycartsavings

With Mycartsavings, you can quickly search for products to compare prices using the barcode scanner, voice recognition, or search box. Then scroll to see the prices offered by stores like Amazon, eBay, and Walmart.

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Mycartsavings also gives you a price tracker to receive alerts via email. You can do this by particular product or store. Plus, you can see notifications for daily deals, special promotions, and coupons for popular online retailers.

If you decide to make a purchase, you'll be directed straight to the store.

Download: Mycartsavings for iOS | Android (Free)

5. Flipp

Flipp is an amazing price comparison app for viewing all the current weekly deals. The app basically works as a virtual flyer display: it utilizes your location and suggests the best savings in your area. You can search by store to review a favorite flyer, or you can search by item to compare prices across multiple flyers.

According to the app’s creators, North American users typically saved an average of $45/week when they added Flipp into their weekly shopping habits.

In addition to traditional price comparisons, this app also allows you to create shopping lists and watch lists, share deals with your contacts, and save all your loyalty cards in one convenient location.

This app is not just useful for price comparison, it’s a full-on shopping companion. That said, despite mostly positive reviews, occasional bugs are common in the app due to continuous weekly updates.

Download: Flipp for iOS | Android (Free)

6. reebee

reebee is a flyer app with thousands of adoring weekly users. The app works by comparing your favorite stores and letting you know about the hottest deals and best coupons.

You can also use the app as a great price comparison tool. You can search through flyers individually or search an item to see its current price comparison across multiple store locations. You can even use the app to compare prices while at the store and display the flyers using the app for an in-person grocery store price match where available.

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The app is also compatible with Siri allowing you to view and edit your price-compared shopping list using nothing but your voice!

Download: reebee for iOS | Android (Free)

7. Amazon Shopping

If you’re already a fan of online shopping with Amazon, you may be aware of their amazing price comparison app feature.

In the search bar, tap on the camera in the right-hand corner. This will prompt the Amazon camera app to open. Here you can take photos of a product, select a photo of a product from your camera roll, or auto scan bar codes to easily search Amazon’s best available options.

Although this only allows you to immediately search through Amazon pricing, you can typically compare products in real-time from physical retailers to see whether or not an item is cheaper on Amazon while you're at a physical retailer.

Download: Amazon for iOS | Android (Free, in-app purchases available)

Buy Smart: Comparison Shop

With so many retail options available today, it can be difficult to locate the best price. Luckily, comparing prices couldn't be easier than it is with these apps. You can even stay home, shop from your couch, and get the best prices from popular stores you love.

These apps are a great place to shop, but even more online savings are within reach. If online shopping is your preferred purchase method, try taking a look at our complete online shopping guide.