This wikiHow teaches you how to search for and download free iPhone and iPad apps using the App Store. You cannot download paid apps for free via the App Store.
Steps
1Open the App Store 
. Tap the App Store app icon, which resembles a white “A” on a blue background.
2Tap Search. It’s a magnifying glass-shaped icon in the bottom-right corner of the screen.On some iPads, the Search section is a search bar in the top-right corner of the screen. If so, tap the search bar and then skip the next step.
3Tap the search bar. This is at the top of the Search screen. Doing so will bring up your iPhone’s or iPad’s keyboard.
4Enter an app’s name or function. If you have a specific app in mind, type in its name; otherwise, type in a keyword or phrase that will help find an app to suit your needs.For example, if you’re looking for a drawing app, you might type in draw or paint here.
5Tap Search. This blue button is in the keyboard. Doing so will search the App Store for your entered word or phrase and bring up a list of matching/related apps.
6Select an app. Scroll through the list of apps until you find one that you want, then tap the app’s title to open the its page.
7Tap GET. It’s a blue button on the right side of the page.
8Enter your Touch ID when prompted. If you have Touch ID enabled for the App Store, scanning your Touch ID will immediately prompt the app to begin downloading onto your iPhone or iPad.If you don’t have Touch ID enabled for the App Store or your iPhone/iPad doesn’t support Touch ID, you’ll enter your Apple ID password and then tap Install when prompted.
9Wait for the app to download. As the app begins downloading, you’ll see a square with a progress circle appear on the right side of the screen. Once the circle is complete, the app has successfully been download.You can stop the app from downloading by tapping the square icon.
10Tap OPEN. It’s in the same place as was the GET button. Doing so will open your app.You can also open your app by tapping it on your iPhone’s or iPad’s Home Screen.
