"😣I can't stand the 'Storage Full' alt on my iPhone. How great it would be if there was unlimited memory in the samrtphones!"

The iPhone 15 will have 1TB storage capacity though only for Pro Max model. The standard model will regularly have 128GB. Therefore, if you take lots of pictures or download many games, your storage might get full soon.

This problem can cause various issues like slow performance, an inability to download or update apps, and the dreaded "Storage full iPhone" alert. So, why is it important to free up space on your iPhone 15, and how can you do it effectively?

In this article, we’ll list a comprehensive guide on how to clear storage on iPhone. And We'll discuss why iPhones often run low on storage. Let’s walk through the steps to clean up iPhone storage for a smoother device experience.

In this article
    1. Method 1: Find Apps Taking Up the Most Space and Delete Them
    2. Method 2: Disable “My Photo Stream”
    3. Method 3: Clear Message History
    4. Method 4: Remove Browser Cache and History

Part 1: How to Check and Review Storage on iPhone?

Before diving into the process to free up storage on iPhone 15, it's crucial to understand where your storage is being utilized. This step-by-step guide will show you how to check and review your iPhone's storage:

Step 1: From the home screen, locate the Settings app on your iPhone. Tap on it.

Step 2: In the Settings app, scroll down until you see "General" and tap on it. Now, select "iPhone Storage". Tap on it to access detailed information about your device's storage usage.

check storage on iphone 15

Step 3: Once you're in the iPhone Storage section, you'll see a breakdown of your storage usage. This includes how much space is being used by various categories such as Apps, Media, Photos, and Messages.

Step 4: Scroll down to the bottom of the storage screen. You'll find recommendations for optimizing your storage. These recommendations may include deleting large or unused apps, offloading unused apps, or managing your photo and video storage.

These steps tell you how your iPhone's storage is run out of. And you can identify areas where you can free up space to clean iPhone memory. In Part 2 of this guide, we'll explore the various methods to clear storage on your iPhone 15 effectively.

please note Recommend to read: Should you use iCloud for photo storage?

Part 2: How to Clear Storage on iPhone 15

Method 1: Find Apps Taking Up the Most Space and Delete Them

When it comes to freeing up storage on your iPhone 15, one of the most effective methods is identifying and deleting apps that consume the most space. Here's how you can do it to clean iPhone storage.

Step 1: Head to Settings> General> iPhone Storage.

Step 2: In the iPhone Storage section, you'll see a list of apps ranked by their storage usage. The ones at the top are the apps that take up the most space on your device.

list of apps iphone

Step 3: Identify the apps that you no longer need or use regularly. These are prime candidates for deletion.

Step 4: Tap on the app you want to remove. You'll see more details about the app's size and the documents and data associated with it. If you're sure you want to delete the app, tap "Delete App". Confirm the action if prompted.

delete app on iphone 15

Step 5: Continue this process for other space-consuming apps. Be mindful not to delete essential apps or those with valuable data without proper backup.

This method helps you to declutter your iPhone 15 and create more storage space for the most essential apps and data.

Method 2: Disable “My Photo Stream”

If you have "My Photo Stream" enabled, consider disabling it. This feature automatically uploads and syncs photos across your devices so that it consumes valuable storage space.

Follow these simple steps to free up iPhone memory by disabling photo stream:

Step 1: Open Settings on your iPhone 15 and then tap on your profile icon.

open icloud settings iphone

Step 2: In your Apple ID settings, tap on "iCloud".

Step 3: Tap on the "Manage Storage" option.

manage icloud storage iphone 15

Step 4: Locate and tap on "Photos" in the list of apps using iCloud storage.

Step 5: Under the "My Photo Stream" section, you'll see a toggle switch. Turn it off by tapping on the switch to the right. A confirmation prompt may appear; select "Disable" to confirm.

disable my photo stream icloud

After doing this, your photos won't automatically sync across your devices, which can save a lot of space on your iPhone 15.

Method 3: Clear Message History

Here comes the next method on how to clear storage on iPhone. Clearing your message history is a straightforward way to free up storage on your iPhone 15. Here's how to clean iPhone storage by clearing message history.

Step 1: Tap to open the Messages app on your iPhone's home screen.

Step 2: Choose a conversation from your list that you want to clear the message history for. Tap on the contact or group name at the top of the conversation to access the details.

Step 3: In the contact or group details screen, scroll down and tap on "Info". Depending on what you want to clear, choose either "See All Photos" or "See All Attachments". You’ll see all the photos and attachments shared in that conversation.

clear message attachments iphone

Step 4: Review the photos and attachments and select the ones you want to delete. To delete an item, tap and hold it. Then choose "More" if you want to delete multiple items at once.

Step 5: Once you've selected the items to delete, tap the trash can icon or the "Delete" option. Confirm the deletion when prompted.

Step 6: If you want to clear the entire message history for that conversation, you can tap the "Delete Conversation" option at the bottom of the screen. Confirm the deletion when prompted.

Repeat these steps for other conversations with large message histories to free up more storage space on your iPhone 15.

By doing these steps, you can easily take care of your messages, delete pictures and stuff you don't need, and make more space on your device.

Method 4: Remove Browser Cache and History

Browser cache and history are the hidden stuff that prevent a good performance of your iPhone. Therefore, cleaning up your browser cache and history is another effective way to free up storage on your iPhone 15. Here's how you can clean iPhone cache:

Step 1: Open the Settings app. Scroll down and select “Safari”.

iphone settings safari

Step 2: In the Safari settings, tap on the option "Clear History and Website Data".

Step 3: A confirmation prompt will appear, asking if you want to clear your history and cookies. Confirm this action by tapping "Clear History and Data".

clear history and website data iphone 15

Step 4: To clear the cache, you'll need to go back to the main Settings menu and scroll down to find the "Advanced" option within Safari. Tap on it.

Step 5: Inside the "Advanced" section, tap on "Website Data”. Select “Remove all website data”.

remove safari website data

After completing these steps, exit the Settings app and open Safari. This will ensure that the browser cache and history are fully cleared.

However, the manual methods above require much of your time to think and select which files to delete. Sometimes it's hard to decide. Moreover, you need to be careful enough unless you’ll probably delete something important by mistake. If you think it’s challenging in such ways, MobileTrans can be a life-saving option for you.

Part 3: Free Up Your iPhone Without Deleting

In some occasions, transferring data is better than clearing storage. Because it helps move pictures, videos, and apps to another safe place. You can keep your important memories and files without deleting them. It's like finding a bigger box to keep your stuff instead of throwing them away.

Wondershare MobileTrans is here to transfer your files from the "Storage full iPhone" to another phone or to your computer.

  • Transfer Your files to Another Phone:

Step 1: Download MobileTrans on your computer.

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Step 2: Launch the MobileTrans software and connect your phones to your computer with their respective USB cables.

Step 3: In the main interface of MobileTrans, switch the "Phone Transfer" option. Then choose “Phone to Phone” option.

launch mobiletrans to move data

Step 4: Ensure that your Samsung device is set as the "Source" and the iPhone 15 as the "Destination".

Step 5: Next, choose whatever files you want to move away from your iPhone, such apps, messages, photos, videos, music, and more.

wondershare mobile trans tool select data

Step 6: Click the "Start" button to initiate the transfer process. Keep both devices connected to the PC throughout the process. Wait for seconds and the process completes. Finally, you’ll find all your moved files on the destination device.

file transfer completed
  • Transfer Your Files to Computer:

If you don’t have another phone except the iPhone, MobileTrans can offer you an additional way to move your files to a computer.

Step 1: Launch MobileTrans on your Mac or PC.

launch mobiletrans to move data

Step 2: Connect your iPhone 15 to your computer with its cable. And you can see types of files from the left-hand side of the page. It allows to transfer photos, videos, music and apps, which always consume large storage in your iPhone.

files to move to computer

Step 3: Select the files you want to move to the computer. And tick the checkbox of the files.

Step 4: Click on “Export” to start to move the selected files. This process usually takes only a few minutes to get completed.

export your files

With both ways in MobileTrans, now you can clean storage on your iPhone without losing any data.

Pros and Cons of MobileTrans Tool:

  • Efficiency: Swiftly transfers data between different phones and operating systems.
  • Versatility: Supports various data types, including contacts, messages, media, and apps.
  • User-Friendly: Intuitive interface ensures a hassle-free experience.
  • Reliability: Safe and secure data transfer without data loss.
  • Cross-Platform: Works for Android to iOS, iOS to Android, and more.
  • Requires a PC: Wondershare MobileTrans necessitates a computer to facilitate the data transfer process.

Tips To Prevent iPhone Storage From Getting Full Again

1. Offload apps.

2. Stream music and videos online.

3. Auto-delete conversations.

4. Clear Safari cache.

5. Delete unused apps.

6. Use iCloud for backup

7. Reduce “other storage.

8. Limit background app refresh.

9. Clear email attachments.

10. Limit offline maps.


This wraps up our guide on how to clear storage on iPhone. In the end, remember that keeping your iPhone's storage happy is easy. Just delete old stuff, use the internet for music and videos, and be smart about apps. If you don’t want to delete anything, moving your important data to another device is also a good choice.

You won't see that "Storage full iPhone" message anymore! Happy iPhone-ing!


  • How can I check how much storage space is left on my iPhone?
    To see how much space is left on your iPhone, go to "Settings," then "General," and tap "iPhone Storage." You'll find your storage info there.
  • What are some common reasons for running out of storage space on an iPhone?
    Stuck with the “my iPhone storage is full” thought? Well, running out of space happens when you have lots of pictures, apps, and messages. Also, when you visit websites, they save things that take up space.
  • How can I clear the cache on my iPhone?
    To clear the cache, go to "Settings," then "Safari." Find "Clear History and Website Data" and tap it. For other apps, you might need to delete and install them again.
  • What is the best way to free up space on an iPhone?
    The best way is to delete apps you don't use and old pictures. You can also use iCloud for your stuff and be careful about what you download and keep.
Nicola Massimo
Nicola Massimo Apr 11, 24
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