[4 Ways] How to Clear RAM on iPhone 15/14/13/12

A large number of RAM can slow down your iPhone and make it stutter. And it’s always useful to learning how to clear RAM on iPhone. Here in this guide, we will offer you some tips to clear RAMs on iPhone.

Demi by Demi Updated February 5, 2024
Share this:

The latest iPhone models, including the iPhone 15, 14, and 13, offer remarkable performance and capabilities. However, even the most advanced smartphones can sometimes experience slowdowns and decreased responsiveness due to various factors, including a full RAM (Random Access Memory).

iPhone 15

In this comprehensive guide, we'll explore why your iPhone's RAM might be full, how to clear RAM on iPhone in different models, and bonus tips to optimize your iPhone performance. Without further ado, let’s get started.

Part 1. Why is my iPhone RAM full?

Before delving into the solutions, let's understand why your iPhone's RAM might get filled up:
⚠️ Running Multiple Apps
Every app you open consumes a portion of your device's RAM. If you frequently switch between apps or keep multiple apps running in the background, your RAM can fill up quickly.

⚠️ Background Processes
Some apps continue running in the background, performing tasks like updating content or fetching notifications. These background processes can use RAM over time.

⚠️ Cached Data
Apps often cache data to load content faster. While caching can be beneficial, it can also consume RAM if not managed properly.

⚠️ iOS System Processes
The iOS operating system itself uses RAM for various tasks, including multitasking and system functions.

⚠️ Lack of RAM Optimization
Despite iOS's efficient memory management, certain apps or system glitches can lead to RAM not being freed up when apps are closed.

Part 2. How to clear RAM on iPhone 15/14/13/12

Clearing RAM on your iPhone can help boost performance by freeing up memory. Here we will offer you 4 ways to clear up RAM on iPhone. Now, let’s move on to them to know how to clear RAM memory on iPhone.

1# Restart your iPhone

A simple restart your iPhone can often clear out unnecessary RAM usage. It can effectively clear the RAM and refreshes your iPhone memory at the same time.

To force restart iPhone with Face ID, quickly press and release the Volume Up button > Quickly press and release the Volume Down button. Finally, press and hold the Side button. When the Apple logo appears, release the button.

force restart iPhone

2# Use the AssistiveTouch feature

Without wasting time to restart your iPhone, one of the simplest and most straightforward way to clear iPhone RAM is to rely on the AssistiveTouch feature. The followings will show to how to clear up RAM on iPhone with it.

Step 1. Enable AssistiveTouch  
Go to the Settings app on your iPhone > Scroll down to choose General > Tap Accessibility > AssistiveTouch > Slide the toggle to ON position. It will display a gray and white circle on your iPhone screen.

enable assistivetouch

Step 2. Clear RAM using AssistiveTouch
• Back to Settings > General > Drag down and tap on the Shutdown button, which will display the Slide to power off interface.

• Tap on the AssistiveTouch button > Press and hold the Home button from the options until the screen turns black and then white.

assistivetouch clear ram

After that, you will be presented with a lock screen, implying you’ve made it and cleared RAM on iPhone. To have a check, you can open any apps, and each app you’ve had open will restart, which is how you know your system memory has been cleared.

3# Force close apps

Manually force closing certain apps can also free up RAM on your iPhone, and it can be done in seconds.

• For iPhone without Home button
Swipe up from the home screen or while in an app, from the bottom of the screen while still pressing the screen and pause > Swipe up the app preview card and force quit it.

• For iPhone with Home button
Double tap the Home button > Swipe left or right to choose and swipe up the app preview to force quit it.

quit all apps

4# Clear Safari tabs

If you use Safari frequently, open too many tabs can consume significant RAM on your iPhone. Thus, it will be suggested to close tabs in Safari by following the steps below if you are looking for how to clear RAM on iPhone.

Step 1. Open the Safari app on your iPhone > Tap the tab icon in the bottom-right corner, which looks like two overlapping squares.

Step 2. Scroll through your open tabs and tap the x icon in the top-right corner of the unnecessary tabs to delete them.

clear safari tab

Part 3. Bonus tips to speed up iPhone

If your iPhone gets slow for a long time, it may far from enough to only know how to clear RAM on iPhone. Thus, in this part, we will offer you bonus useful tips to enhance your iPhone’s overall performance.

Update iOS
Keep your iPhone's operating system up to date by going to Settings > General > Software Update. Updates often include performance enhancements and bug fixes.

ios software update

Manage Background App Refresh
Go to Settings > General > Background App Refresh and disable this feature for apps you don't need constantly updating in the background.

background app refresh

Reduce Motion and Transparency
Under Settings > Accessibility > Motion and Reduce Transparency, you can enable options to reduce visual effects, which can improve overall performance.

Clear App Caches
Some apps allow you to clear cached data within their settings. Check individual app settings for this option.

Limit Widgets
Remove or limit widgets on your home screen by swiping right to your widget page, scrolling to the bottom, and tapping Edit.

Manage iPhone media files
Regularly transfer photos and videos to your computer or cloud storage to free up storage space.


That’s all for how to clear RAM on iPhone. Hope these methods and tips will help ensure that your iPhone runs smoothly and responds to your needs swiftly. Enjoy a faster and more efficient iPhone experience.


FoneTool - All-in-one iPhone Data Manager

Transfer, backup and manage data on iPhone, iPad and iPod touch in an easy way.

  • iOS 17 Compatible
  • iPhone 15 Supported

Free iPhone Manager - FoneTool

  • Full/Selective Backup iPhone
  • Transfer between iPhone and PC
  • 1-Click Transfer iPhone to iPhone
  • WhatsApp Backup & Transfer
  • Fully compatible with iOS 17
Download Free
Download icon

100% Secure

Downloading.com Rating
Android Transfer is Now Supported!

Easiest way to transfer photos, videos, music, etc., between Android phone and iPhone.

Learn More >>