Shopping Apps: Key Takeaways
- Shopping apps request permissions like location, camera, and contacts that browsers do not, so consider whether the convenience justifies the extra access.
- Researchers found over-privileged permissions in many shopping apps, but the study is a snapshot and not a verdict on every app.
- Shopping apps can be worthwhile for frequent buyers, loyalty programs, or features like in-store barcode scanning that the website lacks.
- For occasional purchases, price comparison, or stronger tracker blocking, a mobile browser is often the better choice than installing an app.
Most big retailers now push a shopping app, usually with a banner or a small discount for installing it. Apps can be convenient. They also run on your phone with access to things a website does not get by default, and what they ask for is not always related to shopping. This guide covers what an app really changes, what to check before you install one, and when the mobile browser is the better choice.
Table of Contents
What an app does that a browser tab does not
A website runs inside your browser’s sandbox. An app is installed software, and it can request permissions for your location, camera, contacts, photos, microphone and notifications. Many retailers also build in third-party analytics and advertising code. None of that is automatically harmful, but it means an app can see more than a site can, and you should decide whether the convenience is worth it.
Researchers who analysed 92 of the top-grossing Android e-commerce apps (58 U.S.-based and 34 international) found widespread security weaknesses, with over-privileged permissions in 77 of the apps. That is a snapshot of one set of apps at one moment, not a statement about every shopping app, but it supports the habit of checking before you install.
When an app is genuinely worth it
- You buy from the same retailer often. Saved payment details, order tracking and push alerts for delivery are real conveniences.
- You use a loyalty or rewards program tied to the app. Some stores only show certain offers in-app.
- You use features the site lacks, such as scanning a barcode in a physical store to check stock.
When the browser is the better choice
- Occasional or one-off purchases. Installing an app for one order gives a company a permanent presence on your phone.
- Price comparison. In a browser you can open several stores in tabs and use extensions or price-history tools.
- Privacy. Mobile browsers let you block trackers and clear cookies; you cannot easily inspect what an app is sending.
A 60-second check before you install a shopping app
- Look at the publisher. Make sure it is the retailer’s official account. Fake lookalike apps of well-known stores do appear.
- Read the permissions and data-collection list. Both Apple’s App Store and Google Play show what data an app collects or requests. A shopping app asking for contacts or microphone access without a clear reason is a warning sign.
- Deny what you do not need. Location can be limited to “while using the app” or turned off. Camera access is only needed if you plan to scan something.
- Be selective with notifications. Marketing push alerts are a common starting point for impulse purchases. Keep order updates, turn off promotions.
- Check the price against the website. Some stores run app-only offers, but do not assume the app is cheaper.
Already installed too many?
Open your phone’s settings, review which shopping apps have location, camera or notification access, and remove any you have not used in the past few months. Deleting an app does not delete your account, so you can always sign in on the website instead.
If you do use apps, pay with a credit card or a wallet such as Apple Pay or Google Pay, which keeps your real card number from the merchant. Our guide on how to shop online safely explains why payment method matters more than the padlock in your browser.
Bottom Line
Shopping apps can access more data than browsers, so review permissions and delete unused ones. Next, check each app’s data collection list in the app store and limit location, camera, and notification access to only what you need.
Sources: Security and Privacy Assessment of U.S. and Non-U.S. Android E-Commerce Applications (arXiv, 2025).
Related Reading
- Shopping for a Gift? What to Actually Check Before You Buy
- How Checkout Security Actually Works at iLuxeMart
- Recognizing the Tricks That Make You Buy More Than You Meant To
Photo credit: Janitors, licensed CC BY, via Wikimedia/Flickr/rawpixel.
