Top 5 Best Memory (RAM) Cleaners for Mac in 2025

Insufficient memory can cause poor Mac performance. An efficient way to manage your memory usage is by using a memory cleaner for Mac.

Not sure what the best memory cleaner for Mac is? Check out this blog and you'll find 5 memory-cleaning utilities worth checking out. Without further ado, let's see which one is best for you.

1. BuhoCleaner

BuhoCleaner, as the name suggests, is a cleaner designed for Mac users. Not only does it help you clean your Mac, but it also lets you monitor and manage the system resources that are being used. Once you find that your memory is almost full, you can release it with one click.

Pros:

• Free and user-friendly
• One-click memory (RAM) release
• System status monitoring in the menu bar
• Cleans and speeds up your Mac

Cons:

• No maleware detection features

2. Memory Clean 3

Memory Clean 3{href="https://fiplab.com/apps/memory-clean-3-for-mac" rel=nofollow is a simple and lightweight memory cleaner. It shows how much memory space is available in the menu bar. And if you click on its icon, you can easily see which apps are using the most memory space. Also, it will show you inactive apps which you can close to free up more memory space.

Pros:

• Simple and user-friendly interface
• One-click memory cleaning
• Notifications for inactive apps

Cons:

• Offers a 3-day free trial
• Limited features in the free version

3. Nektony Memory Cleaner

Nektony Memory Cleaner is developed by Nektony. It can display your memory usage in the menu bar, and show detailed memory information, such as which apps are eating up your memory space. What makes this tool special is that it can automatically release memory.

Pros:

• Free and easy to use
• Automatic memory cleaning
• Displays memory and disk usage

Cons:

• Requires payment to use the Disk Usage panel

4. Memory Diag

Another tool you can try is Memory Diag{href=https://apps.apple.com/ee/app/memory-diag/id748212890?mt=12 rel=nofollow}. It helps you keep an eye on your memory usage and allows you to recycle memory manually or automatically. Unlike other memory cleaners, Memory Diag gives you more freedom to customize its appearance and menu bar icon.

Pros:

• Lists apps with significant memory usage
• Automatic system memory recycling
• Customizable menu bar icon and theme

Cons:

• No recent updates

5. MacKeeper

MacKeeper is known as a Mac cleaner, but it also comes with a memory-cleaning feature. With this tool, you can free up memory on your Mac by identifying and closing memory-hogging apps and processes.

Pros:

• Identifies memory-consuming apps
• Sorts apps by RAM usage
• One-click RAM freeing

Cons:

• No memory usage monitoring in the menu bar

Conclusion

As you can see, all these Mac memory cleaners have pros and cons, and it's hard to say which one is the best. Just choose according to your needs.

Now that you have the 5 best Mac memory cleaners, which one would you like to try first?