What are the best programs to scan a computer for errors?

asked by Elaine McKenzie
90 contributors
9 solutions
  1. 18

    #1Baidu Antivirus

    Baidu Antivirus
    Baidu is a free antivirus for Windows including an offline installer and a security suite.



    Jeremy Willis
    Written on April 28, 2018
    "I used to use Norton and even McAfee during some darker years, but this one has been great. I get no ads or bloatware compared to the others and everything seems to work right. I haven't had any malware pop up yet, but I will count that as a blessing. It will be here when I need it."
  2. 15

    #2Bitdefender Security & Antivirus

    Bitdefender Security & Antivirus
    Bitdefender is a security app that offers a flawless malware protection BUT you can't schedule malware scans. Apart from that, it is well worth it.

    Windows, Mac, Android


    Sharon Hoffman
    Written on April 29, 2018
    "Bitdefender's Antivirus Free is a powerful and fast solution that uses in-the-cloud scanning technology to arm your Android device with the very latest industry leading virus detection. Without slowing down your Android or draining your battery. Simply install on your Android and it’s ready to go—nothing to configure. And it's totally free! Unparalleled Detection Autopilot automatically scans any new apps that are downloaded to your Android device for viruses. Antivirus Free uses the same scanning engines as Bitdefender Mobile Security-our flagship mobile security app that has been independently certified to catch more than 99% of all viruses targeted at Android devices. This powerful scanner keeps you protected 24/7 against malicious activities. Feather-Light Performance Instead of downloading and storing virus signatures directly to Android devices, Antivirus Free uses in-the-cloud services to check online for the latest safeguards to outbreaks. This not only results in super-fast scans, but in close to zero impact on battery life and device performance. Hassle-Free Operation Don't worry. Ever. You can sleep but Autopilot, a smart on-install scanner that checks all apps for suspicious activity, won't. Threats and viruses are blocked before any damage is done. Zero Configuration Bitdefender Antivirus Free offers you essential antivirus protection against all Android threats. It is ready to go right after installation, acting as an effective guardian against mobile malware. Moreover, the Autopilot automatically scans any new apps you install. Upgrade to Total Security for Android Devices Upgrade to Bitdefender Mobile Security, and you’ll not only continue to enjoy the same features as above, but also gain an array of additional cutting-edge capabilities. They include the real-time scanning of pages you're viewing online, as well as the ability to lock, locate, and wipe your Android device in case it become lost or stolen. Download the 14-day Trial Version now – http://bit.ly/IaeJ0g "
  3. 14
    Free Trial

    #3McAfee Total Protection

    McAfee Total Protection

    McAfee Total Protection safeguards your identity and helps make sure your private life stays that way. It provides antivirus, identity and privacy protection for your PCs, Macs, smartphones, and tablets—all in one subscription.  


    iOS, Android, Windows, Mac


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  1. 10


    Subscription-based elite protection against viruses and malware.


    Free- Trial

    Nicholas Smith
    Written on April 25, 2018
    "New and increasingly sophisticated threats are being created every day. HitmanPro.Alert stops these brand-new, never–before-seen threats by proactively seeking out and analyzing suspicious behaviors and activities. It goes beyond old-school antivirus to deliver advanced, real-time protection against the latest hacking, ransomware, program exploits, webcam spying, and online banking risks."
  2. 9

    #5AVG AntiVirus

    AVG AntiVirus
    AVG Antivirus is a free solution that helps in removing malware and to avoid being infected by trojans, viruses and other malicious software that can harm PCs or mobile phones. Also, it's useful for finding lost phones.

    Android, Windows, Mac

    Free- with in-app purchases

    José Guadalupe Galván
    Written on April 26, 2018
    "It is very compatible for using applications , and more than security for affected application, it is all remove malware also affected files."
  3. 6

    #6Avast Antivirus

    Avast Antivirus

    Avast Antivirus is a malware and virus protection software with on-the-cloud scanning processes. It alerts users when spyware or adware-infected apps pose a threat to their devices.


    Windows, Mac, Android

    Free- Varies by plan

    Mary Burke
    Written on May 4, 2018
    "I thought after my last computer got chewed up by a virus like a leaf in an insect terrarium, I was going to have to shell out a ton of money on decent antivirus protection. I shouldn't have worried. Avast bounces viruses off like predators trying to attack a tortoise shell. It's intelligent, it's easy to install, and it's totally free. I wish I'd found it earlier."
  4. 5

    #7Advanced SystemCare

    Advanced SystemCare
    Advanced System Care is a powerful optimization software for Windows that help users can clean up all kinds of junk files, sweep private information, and accelerate internet speed to enjoy a faster & cleaner PC. 



    Juan Warren
    Written on April 30, 2018
    "Advanced SystemCare is an excellent free download to help optimize your PC. Advanced SystemCare removes unwanted programs, useless registry files, old directory files as well as malware and spyware. Your computer will be faster at start-up as well as faster while browsing. "
  5. 3

    #8Windows Defender for Windows 10

    Windows Defender for Windows 10

    The Microsoft Security Essentials are exactly that: the essential protection you need to install on your Windows operative system. Windows Defender for Windows 10 is the first option you should try if you want to protect your computer. 




    Johnny Fuller
    Written on April 30, 2018
    "This is the premier computer anti-virus program and it is the top one for good reason. Nothing and I mean nothing will get past this beefy security. it will bring peace of mind as well top notch security on the internet. This has bee my go to for years now and I have never been let down. "
  6. 1

    #9360 Total Security

    360 Total Security
    Complete threats protection with a complete set of features, a nice interface and an unintrusive process. Other features available such as: device acceleration, call & sms filter, etc.

    Windows, Mac


    Mario Aguilera
    Written on May 8, 2018


Best What are the best programs to scan a computer for errors
1Baidu AntivirusSoftware 18 Free
2Bitdefender Security & AntivirusSoftware 15 Free
3McAfee Total ProtectionSoftware 14 Free
4HitmanPro.AlertSoftware 10 Free
5AVG AntiVirus Software 9 Free
6Avast AntivirusSoftware 6 Free
7Advanced SystemCareSoftware 5 Free
8Windows Defender for Windows 10Software 3 Free
9360 Total SecuritySoftware 1 Free

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