The fastest way to close an app depends on your device
On most phones and computers, you close an app by tapping or clicking the X button in the top corner of the window, or by swiping it away from your screen. On iPhones, you swipe up from the bottom. On Android phones, you swipe up from the bottom or use the back button. On Windows computers, click the X in the top right. On Mac computers, click the red circle in the top left. The method changes slightly by device, but the goal is the same: remove the app from your active screen.
Some apps also close when you switch to a different app or return to your home screen. Others stay running in the background even after you close them, which is normal — your device manages these automatically. If an app is frozen or not responding, you may need to force it closed instead of using the standard close method.
Key Takeaways
- On iPhones, swipe up from the bottom of the screen to close an app; on Android phones, swipe up or press the back button.
- On Windows computers, click the X button in the top right corner of the window; on Mac computers, click the red circle in the top left.
- Apps that continue running in the background after you close them are normal and do not require action.
- If an app freezes or stops responding, force close it through your device's settings or task manager instead of waiting for it to respond.
Closing apps on iPhone
To close an app on iPhone, swipe up from the very bottom of the screen. You will see all your open apps displayed as cards. Find the app you want to close and swipe it upward off the screen. The app closes immediately.
If you have an older iPhone with a home button, you can also double-tap the home button to see your open apps, then swipe up on the one you want to close. Either method works — use whichever feels natural to you.
Closing apps on Android phones
On most Android phones, swipe up from the bottom of the screen to open your recent apps. Find the app you want to close and swipe it to the left or right. The app closes and disappears from the list.
Some Android phones have a back button instead. Press and hold the back button to see your recent apps, then swipe the one you want to close away from the screen. If your phone has on-screen navigation buttons, look for a square or rectangle icon — that opens your recent apps the same way.
Closing apps on Windows computers
Click the X button in the top right corner of any app window. The app closes immediately. You can also press Alt + F4 on your keyboard as a shortcut — this closes whichever app window is currently active.
If an app window does not have a visible X button, move your mouse to the very top right corner of the window. The close button should appear. Some full-screen apps hide their controls until you move your mouse or press Escape.
Closing apps on Mac computers
Click the red circle button in the top left corner of the app window. The app closes. You can also press Command + Q while the app is active, which is faster if your hands are on the keyboard.
If you close a window but the app is still running, you will see the app name in the menu bar at the top of the screen. Click the app name, then select Quit to fully close it. This matters because some Mac apps keep running even after you close their windows.
Force closing an app that is frozen or not responding
If an app does not close when you use the standard method, or if it is frozen and not responding to taps or clicks, you need to force close it. On iPhone, try closing it again using the swipe method — sometimes apps need a moment to respond. If it still does not close, restart your phone.
On Android, go to Settings, then Apps or Application Manager. Find the frozen app in the list and tap it. Select Force Stop. On Windows, press Ctrl + Alt + Delete to open Task Manager, find the app in the list, click it, and select End Task. On Mac, press Command + Option + Escape to open Force Quit Applications, select the app, and click Force Quit.
What happens when you close an app
When you close an app, it stops displaying on your screen. However, the app may continue running in the background — this is normal and expected. Your device automatically manages background apps and closes them when it needs memory for other tasks.
Closing an app does not delete it from your device or remove any of your data. Your photos, messages, documents, and settings stay exactly where they are. The next time you open the app, everything will be the same as when you left it.
Frequently Asked Questions
Does closing an app save my work?
Most apps save your work automatically as you type or make changes. When you close the app, that saved work stays on your device. If you close an app without saving, you may lose recent changes — but this depends on how the app is designed. When in doubt, look for a Save button before closing.
Will closing an app make my phone or computer faster?
Closing an app frees up memory temporarily, but your device automatically manages background apps and closes them when needed. Closing apps manually makes little difference to overall speed. If your device feels slow, restarting it usually helps more than closing individual apps.
What is the difference between closing an app and force closing it?
Closing an app normally gives it a moment to save any open work and shut down gracefully. Force closing stops it immediately without that grace period. Use force close only when an app is frozen or not responding, because normal close is gentler on your data.
Can I close multiple apps at once?
On iPhone and Android, you can swipe away multiple apps one at a time from your recent apps list, but there is no button to close all at once. On Windows and Mac, you can close multiple windows by clicking the X on each one, or by using keyboard shortcuts like Alt + F4 or Command + Q on each active app.