If your phone is slow, freezing frequently, or displaying "insufficient storage" messages, it's time to take action. There are several apps designed to clear out full memory, remove junk files, and optimize your device's overall performance. One of the best allies in this task is the app CCleaner, available for both Android and iOS, and can be downloaded below.

These apps not only free up internal storage space but also improve system speed, end background tasks, and help with smart resource management. Below, discover five excellent options that stand out in the Play Store and App Store for their efficiency, usability, and performance.

CCleaner

CCleaner is one of the most renowned apps for cleaning junk files and optimizing your system. Developed by Piriform, the app features a simple and intuitive interface, allowing any user—even without technical knowledge—to clean their phone with just a few taps.

Its main features include removing temporary files, app cache, empty folders, browsing history, and old call and SMS logs. It also offers a comprehensive device analysis, showing the files taking up the most space, least-used apps, and potential opportunities to free up RAM.

Another difference with CCleaner is the real-time monitoring device performance. It shows CPU usage, device temperature, battery charge, and the amount of RAM being used—helping you identify what's slowing down your phone.

It's a lightweight solution, free of aggressive ads, and offers advanced features even in the free version.

Files by Google

More than just a file manager, Files by Google is a multifunctional app that helps you organize your phone's content and automatically suggests what to delete to free up space. With just a few taps, you can clean up duplicate files, media from WhatsApp groups, repeated memes, unused apps, and much more.

One of Files' greatest strengths is its suggestion system intelligence, which periodically analyzes storage and offers practical tips for optimization. It's also extremely lightweight and works well even on more modest phones, without demanding much RAM.

Its clean, ad-free interface is fully integrated with Android, ensuring a smooth and secure experience. Another plus is the offline file transfer feature, which uses a direct Wi-Fi connection between devices—ideal for sharing media without using up mobile data.

Avast Cleanup

Avast Cleanup is a powerful tool that goes beyond traditional cleaning. It offers an intelligent analysis of your phone, optimizing performance by identifying apps that consume a lot of battery, slow down the system, or take up unnecessary space. It also allows you to hibernation of background applications, helping to improve cell phone response time and save energy.

One of the most useful features is the so-called "deep clean," which sifts through residual files left by uninstalled apps, hidden caches, and even poorly optimized app data. It also has a photo optimizer, which reduces image size without significantly losing quality—great for freeing up space without having to erase your memories.

Avast Cleanup's interface is modern, with informative graphics and intuitive navigation. It also offers premium features like cloud backup and automatic optimization, but the free version is sufficient for most users.

Nox Cleaner

Nox Cleaner is a popular app among Android users, especially for its all-in-one solution. It clears cache, deletes junk files, boosts system speed, and even has built-in antivirus software.

Its difference lies in its function Game Booster, ideal for mobile gamers. Enabling this feature closes background processes, frees up RAM, and adjusts system resources to provide better performance during matches.

Nox Cleaner also offers attractive visuals, with performance graphs, animations, and theme customizations. It also has a smart notification system, which warns you when your phone is low on memory or when apps are using excessive resources.

Although the free version displays ads, the performance and features make up for it. It's a great choice for those looking for performance combined with convenience.

AVG Cleaner

AVG Cleaner is an excellent choice for those looking for a reliable and efficient app to clean up junk files and boost smartphone performance. With a user-friendly interface and intuitive features, it offers a automatic analysis storage, detecting unnecessary items like residual cache, duplicate files, and low-quality photos.

One of the highlights of AVG Cleaner is its ability to manage energy use, indicating which apps are consuming the most battery and allowing you to take quick action to save power and extend your device's usability. It also allows you to uninstall multiple apps at once, a useful feature for those looking to truly clean up their phone.

The "photo analyzer" feature uses artificial intelligence to identify blurry, duplicate, or very similar images, giving you the option to safely delete them. The app also provides weekly reports to monitor system performance and keep your phone optimized.

Featured Features

All of the apps mentioned in this article share the goal of optimizing your smartphone's performance, but each offers unique features that can make a difference in your everyday life:

• CCleaner: Real-time monitoring, advanced cleaning, and detailed visualization of resource usage.
• Files by Google: smart suggestions, file management and offline sending.
• Avast Cleanup: hibernate apps, deep clean, and reduce photo size.
• Nox Cleaner: Game Booster, built-in antivirus and custom interface.
• AVG Cleaner: smart analysis, battery management, bad photo cleaning and weekly reports.

These features make apps not only efficient at clearing memory, but also important allies in maintaining the overall smooth running of your device.

Conclusion

Keeping your phone clean and running smoothly doesn't have to be complicated. Using the right apps can free up space, reduce crashes, and improve system performance with just a few taps. Whether you're an Android or iOS user, there are excellent options available for free in the app stores.

Choose the one that best suits your profile and enjoy a lighter, faster, and more functional smartphone in your everyday life.