Storage Types

How to Delete iOS Backups on Mac to Free Space

June 7, 2026·3 min read

iOS Backups: The Hidden Storage Hog

If you have ever connected an iPhone or iPad to your Mac and created a backup, those files are likely still on your disk. A single iOS backup can range from 5 GB to 50 GB or more. If you have backups from multiple devices, they could consume 100 GB or more.

Most people forget about these backups. They backup once and never think about it. Meanwhile, these files silently consume space. Deleting old iOS backups is one of the most effective ways to how to free up space on mac.

Finding iOS Backups

On macOS Monterey and later, go to System Settings, General, then Storage. Look for iOS Files and click the info icon. This shows all backups with sizes and dates.

You can also find them manually at ~/Library/Application Support/MobileSync/Backup. Each folder represents a different backup. Right-click and Get Info to see sizes.

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Deleting Through System Settings

The safest way to how to free up space on mac from backups is through System Settings. Go to General, Storage, click iOS Files info. Select backups to delete and click Delete. Confirm when asked.

Check storage after to see how much you recovered. For some users, this single step recovers more space than any other cleanup method.

Should You Delete iOS Backups

Before deleting, check if you use iCloud Backup. On your iPhone, go to Settings, Apple ID, iCloud, iCloud Backup. If enabled, your device is backed up to the cloud. The local Mac backup is redundant and safe to delete.

If iCloud Backup is not enabled, the Mac backup might be your only safety net. Enable iCloud Backup before deleting. This way you how to free up space on mac while keeping data safe.

Preventing Backup Bloat

Decide on one backup strategy. iCloud Backup is most convenient since it happens automatically without using Mac storage. If you prefer local backups, delete old ones when making new ones. Avoid duplicating with both local and iCloud.

Limit to one recent backup per device. Delete older backups after creating new ones. This prevents how to free up space on mac from becoming an emergency later.

Backup Size Factors

Backup size depends on device data. More photos, apps, and messages mean larger backups. If your iPhone has 128 GB of data, the backup could be nearly that large. Regular cleanup of your iPhone also reduces backup sizes on your Mac.

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Frequently Asked Questions

How big are iOS backups typically?

5 GB for basic setups to 50+ GB for phones full of photos, apps, and data.

Will deleting a backup affect my iPhone?

No. Your iPhone continues working normally. You just lose the ability to restore from that specific backup.

Can I move iOS backups to an external drive?

Yes, but it requires creating a symbolic link. Move the Backup folder to external drive, then create a symlink from the original location.

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