Expert in

PC Health Solution
From Nearly Full to Actually Free

From Nearly Full to Actually Free

Advanced SystemCare’s new feature, Custom Clean, quickly identifies and removes duplicate and large files from your C drive. All sorts of junk, logs, caches, and leftover files from your apps and browsers, even deep within the Windows 11 will also be removed to reclaim valuable disk space effortlessly. Just one click a day keeps your computer always running like new.

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Fast & Smooth
Boost Your Windows & Productivity
Fast & Smooth

Boost Your Windows and Productivity

"Why does my PC start up so slowly?" It's likely due to too many startup programs, background apps hogging memory, and a fragmented hard drive—problems you might not even know about before. Our PC optimizer can easily fix these issues in one go with over 30 troubleshooters, delivering a real speed boost."Why is my word document lagging" Turning on Turbo Boost to Work Mode can temporarily shut down unnecessary services and background applications to release RAM and dedicate more system resources to specific tasks. Speed up and boost your productivity, we mean it. What's slowing down your PC?

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SAFE & PRIVATE
Advanced SystemCare Data Protection
SAFE & PRIVATE

Protect the Data
You Care About

“Why does my password keep getting compromised?” No more worries. Protecting your privacy is the top priority. Advanced SystemCare minimizes risks by clearing your online traces (including saved passwords), disguising your digital fingerprints across 200+ programs and browsers, patching Windows security holes, updating your software to the latest version, and blocking suspicious access to your sensitive data.
Why is it important to keep personal information private online?

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Exciting New Changes Brought by Advanced SystemCare 20

Check some exciting new changes like custom C drive clean, next-gen scan engine, new network and disk temperature monitoring, etc., brought by the Advanced SystemCare 20.

Brand-New Custom Clean:

Brand-New Custom Clean:

Quickly identifies duplicate and large files to reclaim valuable disk space effortlessly

Next-Gen Scan Engine:

Next-Gen Scan Engine:

Supports multi-module sync scanning, significantly reducing overall scan time

New Network Speed Monitoring:

New Network Speed Monitoring:

Tracks real-time upload/download speeds to instantly pinpoint bandwidth-heavy background tasks

New Disk Temperature Monitoring:

New Disk Temperature Monitoring:

Displays live temperature insights to prevent overheating, protecting your disk health

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Unlock the Powerful Features of Free PC Optimizer

This all-in-one PC optimizer and PC cleaner for Windows always provides the right solutions to fix what’s
slowing down your PC. Now take a look at these powerful features.

Clean
Boost
Protect

Registry Cleaner

Safely clean and optimize the Windows Registry by removing invalid, outdated, and redundant entries.

Large File Finder

Help you identify and manage files that are consuming a significant amount of
disk space on your computer.

Disk Cleaner

Enlarge valuable disk space on your Windows PC by analyzing and removing
various types of unnecessary files in hard disk.

App/Extension Cleaner

Bulk uninstall unnecessary apps and extensions with PC cleaner free, getting a cleaner and smoother PC.

Startup Optimizer

Analyzes and allows you to disable or delay unnecessary programs that automatically launch when you start your computer.

Turbo Boost

Temporarily shuts down non-essential services and background applications to dedicate more system resources to specific tasks like gaming or running demanding software.

Real-time TuneUp

Automatically monitors your system's resource usage (RAM, CPU) and optimizes them in the background, freeing up memory.

Internet Boost

Optimize your Internet Explorer, FireFox, Opera and Edge settings and browser configurations to improve your internet speed.

Real-Time Protection

Automatically monitors your system in the background for malicious behavior, attempting to block viruses, spyware, ransomware, and other threats before they can cause harm.

Face ID

Detecte unauthorized access attempts using your webcam and facial recognition technology.

Browser Protection

Acts as a shield for your web browsing activities by addressing issues like tracking, unwanted modifications, malicious content, and intrusive add-ons.

DNS Protector

Prevent malware from modifing your system DNS setting, ensuring your computer is directed to the genuine server and not a malicious imposter.

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How to Optimize Your PC with IObit Advanced SystemCare Free

Check the detailed guide on how to make your PC cleaner, faster, and safer with IObit Advanced SystemCare 20 Free.

PC Clean
PC Speed up
PC Protect
Step 1. Launch the PC Optimizer
After downloading and installing IObit Advanced SystemCare, launch it on your Windows PC.
Step 2. Start AI Scan
Under the “Care” tab, click “SCAN” in AI Mode to automatically scan all the files & items in your PC.
Step 3. Clean up & Auto Fix
Click on “Fix” to clean up junk files and auto fix system errors to optimize PC performance easily.
Advanced SystemCare Launch Advanced SystemCare free for PC Clean Advanced SystemCare PC Clean up
Step 1. Turn on Work Mode
Switch to the “Speed up” tab of Advance SystemCare, turn on the “Work Mode” to boost your computer.
Step 2. Enable Startup Optimizer
Click on “Optimize” to get a quick optimization of startup items and make your PC faster.
Step 3. Allow Real-Time TuneUp
Turn on “Performance Monitor”, and the PC optimizer will automatically clean & optimize your PC.
Advanced SystemCare PC Speed up Advanced SystemCare PC Startup Optimizer Real-Time TuneUp for PC
Step 1. System Protection
Go to the “Protect” tab, enable the System Protection to enjoy all security protections on Windows.
Step 2. Privacy Protection
Turn on “Assess Protection”, and it will protect your private data from trackers, hackers & invaders.
Step 3. Browser Protection
Customize “Browser Protection” as you need, such as Email Protection, Ads Removal and so on.
Advanced SystemCare - System Protection Advanced SystemCare - Privacy Protection Advanced SystemCare Free - Browser Protection
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Enjoy a Smoother PC Experience with Advanced SystemCare

PC Cleaner for Disk Space Issues
What is taking up 100% of your disk space?
× Installer Files: The installations process could leave behind temporary files that clog up your hard disk.
× Temporary System Files: Your operating system and programs create temporary files that are left on your disk.
× Duplicate Files: Accidental duplication of files can lead to unnecessary space usage.
× Cache: Temporary files left on your disk by programs and browsers.
How do I free up disk space in Windows?
√ Comprehensive Cleaning Tool
Let the AI work for you. Advanced SystemCare’s AI Mode frees up disk space by intelligently identifying and safely removing a wide variety of temporary, unnecessary, and leftover files from Windows and hundreds of the most common programs that accumulate on your Windows system over time, helping you restructure your hard disk for faster file access.
Free Download
PC Optimizer for Performance Issues
What's slowing down my PC?
× Startup Items: Many programs may run automatically when you turn your PC on, significantly slowing its startup time.
× Background Processes: Programs could be running in the background even when you’re not using them, hogging your PC’s memory and CPU.
× Scheduled Tasks: Some software may set its own schedule and can suddenly come alive, using up resources and slowing down your PC.
How to speed up my windows?
√ 1-click PC Optimization Tool
Advanced SystemCare tackles your biggest headaches: it drastically cuts down slow startup times by disabling unnecessary programs, eliminates frustrating lag and freezes by cleaning junk and optimizing your system, boosts sluggish internet speeds by tweaking network settings and clearing browser data, and even enhances bad gaming performance by temporarily freeing up resources.
Free Download
Privacy and Security Protection
Why is it important to keep personal information private online?
× Prevent Identity Theft and Financial Fraud: Cybercriminals use various tactics to trick people into giving them access to your personal information (name, address, date of birth, Social Security number, banking details, etc.). This crime can have serious consequences, including financial loss, reputational damage, and difficulty accessing essential services.
× Protect Against Cyberstalking and Harassment: Knowing your location, daily routines, social connections, or sensitive personal details can enable individuals to stalk, harass, or bully you online and potentially in real life.
× Prevent Digital Footprint leak: Your online activity generates a vast amount of data that can be collected, analyzed, and used by companies, advertisers, and even governments.
How to protect my online privacy?
√ Powerful Real-time Protector
Advanced SystemCare offers a multi-layered (including System Protection, Privacy Protection, and Browser Protection) approach to protecting against malware and other security threats. With the help of Privacy Sweep, you can easily clear browsing history, cookies, saved passwords, and other sensitive data from your browsers and applications, reducing the risk of tracking and data leaks.
Free Download
System Maintenance and Convenience
Why is regular computer maintenance is needed?
× Ensure that your computer runs smoothly and efficiently, which can improve your productivity and save you time.
× Regular updates (OS, applications, antivirus definitions) are crucial for patching these holes and protecting your system from viruses, malware, ransomware, and phishing attacks.
× Safeguards your precious photos, documents, and other data against loss due to hardware failure, accidental deletion, or cyberattacks, saving costs of repairing.
How to set my PC automatic maintenance?
√ All-in-one PC Optimizer
Advanced SystemCare is to make its optimization and cleaning features a regular part of your computer maintenance routine. By consistently addressing junk files, startup issues, browser clutter, and keeping your software updated, you can help your PC run smoothly and efficiently over time. Always ensure you a smoother, faster, and more reliable computing experience.
Free Download

Let’s Talk About Numbers

Check out the numbers that exceeded expectations in our internal tests. See Advanced SystemCare easily optimize a
sluggish, one-month-uncleaned laptop for peak performance.

Before
After

Cleaner

+ 50 GB

Junk Files

Faster

Save 35s

Boot Time

Improve 35%

Performance
Improvement

Safer

- 20,000

Unauthorized Privacy
File Access

- 40,000

Privacy Traces

Cleaner

+ 25 GB

Junk Files

Faster

18 Seconds

Boot Time

25% Faster

Performance
Improvement

Safer

- 10,000

Unauthorized Privacy
File Access

- 25,000

Privacy Traces

Free Download

* The results from our lab are indicative only. Your results may vary from different situation.

Loved by Users Around the World

Let’s see what everyone’s talking about our Windows cleaner!

avatar01

Cnet

Feb 5, 2024
avatar02

Hal Barry Koren

Nov 28, 2021
avatar03

Anthony Baker

Dec 21, 2021
avatar04

Savio Da Rocha Lobo

Jun 12, 2020
avatar05

Stephen H. Littleton

Mar 7, 2023

Loved by Users Around the World

Let’s see what everyone’s talking about our Windows cleaner!

"Advanced SystemCare has a simple design that's good for making your computer work better. It's easy for everyone, and while some special features need the paid version, the free one is still helpful. The program's impact might be different for everyone, but it's useful for both everyday and work situations."

Cnet Feb 5, 2024

"Your software has improved greatly through the years. Disk Scan repairs without rebooting, atleast for minor errors. Speed UP Turbo Boost has greatly improved boot-up, all programs and browsers too. Fact is, everything works well with little cpu or disk usage. Your Driver Booster is a real time saver with no problems. I've been using your Uninstaller for years because it deletes thoroughly. Your Defrager is excellent. My machine runs like a fine tuned clock with the assistance of your programs."

Hal Barry Koren Nov 28, 2021

"The features in Advanced System Care are awesome and the overall appearance is clean, fresh, and modern. I have used other all-in-one system maintenance programs, but none have been as effective as ASC 15. The program is easy to use and very intuitive. The included tools are truly all-inclusive and after running the program my computer is more responsive. The program reduces and eliminates the use of non-essential resources which allow your computer to run cooler and more efficiently. This product is amazing and the best in class. If you care about your laptop or pc, use Advanced System 15!"

Anthony Baker Dec 21, 2021

"I have been using ASC for as long as I can remember - over 5 years now I think, and it is just the thing I need to keep my PC shipshape and up and running as good as new, every time that I need my system to work better and faster. The Advanced System Care just keeps getting better and better with each passing version - a truly dependable and much needed software for any computer. I am now looking forward to your further software upgrades. Thanks again!"

Savio Da Rocha Lobo Jun 12, 2020

"Upon installing, I noticed Advanced System Care breathed new life into my PC! Instantly I noticed an amazing difference. The startup time was faster, the general issues which were causing a laggy and slow performance were gone! I was so impressed I decided to download your other products. Thank you so much for such an amazing program. It is the best and I will be recommending it every chance I get!!"

Stephen H. Littleton Mar 7, 2023

FAQs About PC Cleaner Free

Is Advanced SystemCare safe to use?
Advanced SystemCare is generally safe. However, like any system utility, it’s crucial to download it from the official IObit website to avoid malware. It’s also recommended to create a system restore point before running deep cleaning or registry optimization for added safety.
Is Advanced SystemCare free or not?
Yes. Advanced SystemCare is a free PC Cleaner for everyone. But you can upgrade to the Advanced SystemCare 20 Pro if you’d like to use the advanced features.
What's the hardware requirement of Advanced SystemCare?
Advanced SystemCare 20 can run smoothly on the computer with 512 MB of RAM, 1 GHz processor or faster processor, 300 MB of free hard disk space, 1024*768 screen resolution and above.
Can I use Advanced SystemCare and have others running at the same time?
Yes, Advanced SystemCare is compatible with most of software in the market. But it's not recommended to have more than one system utility in one PC.
Does Advanced SystemCare replace my antivirus software?
No, Advanced SystemCare is an advanced system optimizer, thinking of Advanced SystemCare as a PC health tool, complementing your antivirus. Instead, Advanced SystemCare Ultimate lies in the inclusion of a full-fledged antivirus engine in the Ultimate version.
How often should I run Advanced SystemCare?
You can run the "AI Scan" daily or a few times a week for regular maintenance. More intensive features like "Deep Clean" or "Registry Clean" can be run weekly or as needed when you notice performance issues. Running scans too frequently is generally not harmful but might not be necessary.

Advanced SystemCare 20 Free

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