What Are iOS Files on Mac? How to View and Delete Them

iOS files are taking up more and more space on your Mac. But what are they? Can you delete them to free up space?

This guide is ready to help. Here, you will learn what iOS files are on your Mac and get practical ways to view and delete them. Just keep reading!

What Are iOS Files on Mac?

Apple officially explains that iOS files contain iOS backups and firmware. That is to say, each time you use Finder/iTunes to back up your iPhone/iPad, the backup files will be left on your Mac as part of the iOS files. So does the firmware.

Now that you know what iOS files are on your Mac, let's check how much space they take up. Just follow these steps:

System Settings＞ General＞Storage＞iOS Files.

Why Are iOS Files Taking Up So Much Space on Mac?

When you use iTunes or Finder to back up or update your iPhone or iPad, these backups are stored on your Mac. Since iPhone and iPad backups often include your apps, photos, messages, and settings, they can be quite large, sometimes several gigabytes each. Over time, multiple backups accumulate, taking up significant storage space in your iOS files.

In addition to backups, your Mac also stores temporary files, caches, and software updates related to iOS devices. These include:

• iOS software updates: When you update your iPhone or iPad through your Mac, the downloaded update files remain in storage even after the update is installed.
• Device caches: Files created by apps, system processes, and iTunes/Finder during syncing or backup.
• Old device backups: If you’ve backed up multiple devices or older versions of the same device, these backups stay on your Mac until you delete them manually.

All of these factors combined are why iOS files on your Mac can grow large and eat up valuable storage over time.

Can I Delete iOS Files on My Mac?

In general, iOS files on your Mac can be deleted safely. The rule is simple: removing these files does not erase anything from the iPhone or iPad itself. It only removes the copies stored on the Mac.

The main risk comes from deleting your only backup. For example, if you are still running a beta version of iOS on your iPhone, that Mac backup may be the only reliable copy of your data for that test system, so deleting it carries a small but real chance of data loss if something goes wrong and you need to restore.

For users who rely on iCloud Backup or who keep backups on another computer or external drive, cleaning up old local backups on the Mac is usually a reasonable step. Now let’s see how to delete iOS files on your Mac.

How to Delete iOS Files on Mac

Method 1: Use Storage Management (Recommended)

This is the most straightforward option and keeps you away from sensitive system folders.

1. Click the Apple Menu ＞ System Settings＞ General > Storage.
2. Click the "Info" button next to iOS Files.
3. Select the backup or update files you want to delete, then click the "Delete" button.
4. Click the "Delete" button in the pop-up window to confirm.

After a short moment, the corresponding backup data is erased, and the used space is released back to your Mac’s internal drive.

Method 2: Delete Backups from Finder

If you already have Finder open with your device selected, managing backups directly there can be very convenient as well.

1. Connect your iPhone or iPad to the Mac and unlock the device.
2. Open Finder and look for your device under Locations in the sidebar. If you don’t see it, open Finder’s settings (Command + comma), go to the Sidebar tab, and make sure the option for showing iOS devices is enabled.
3. Select your device and stay on the main overview (General) tab.
4. Click the button that opens the list of backups stored on this Mac.
5. Choose the backup you want to remove and use the Delete Backup option. Confirm to finalize the removal.

This method is especially handy when you want to keep only the latest backup of a specific device and discard older ones tied to the same iPhone or iPad.

Method 3: Manually Delete Backup Folders from Library (Advanced)

For users comfortable with system folders, manual deletion from Library offers the most control but also requires the most caution. Still, it’s easy to manage if you follow our guide.

1. In Finder, press Command + Shift + G and enter the following path: ~/Library/Application Support/MobileSync/Backup
2. Press Return to open the backup directory.
3. Optionally, sort the folders by Date Modified so you can quickly spot very old backups. Each long, random‑looking folder name represents one iOS backup.
4. Drag the folders you have decided to remove to the Trash.

You can further empty the Trash to actually free the disk space.

When using this method, avoid touching other folders outside the Backup directory. If you are unsure what a folder is, it is safer to leave it alone and instead use the storage panel or Finder’s built‑in backup management.

Bonus: Quickly Free Up Space on Mac with BuhoCleaner

Want a faster way to reclaim even more Mac storage? Manual cleanup works, but digging through folders and managing backups one by one takes time, and you might miss other space hogs like duplicate files, app caches, or unused apps.

That's where BuhoCleaner shines. It's a smart Mac cleaner that scans your entire drive in minutes, letting you wipe out large files, system junk, unwanted apps, and so much more. One-click cleanup plus real-time monitoring means much more space and much less hassle.

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Final Words

In this post, we detailed what iOS files are, whether you can delete them, and how to do that. As a bonus, we mentioned BuhoCleaner, an ideal tool to keep your Mac clean and optimized.

We hope this article covers everything you want to know and solves your problems. By the way, it is also recommended that you back up your iOS archives to iCloud, which can help you save more space on your Mac.