Free Microsoft Defender Alternatives
The best free alternative to Microsoft Defender is Malwarebytes Anti-Malware. If that doesn't suit you, our users have ranked more than 100 alternatives to Microsoft Defender and loads of them is free so hopefully you can find a suitable replacement. Other interesting free alternatives to Microsoft Defender are Avast Free Antivirus (Free Personal), Clam AntiVirus (Free, Open Source), Spybot - Search & Destroy (Freemium) and AdwCleaner (Free).
- Well established and trusted anti-malware solution to help protect against viruses, scams and privacy invasion. View 68 alternatives to Malwarebytes Anti-Malware
- Freemium • Proprietary
- Mac
- Windows
- Android
- iPhone
- Chrome OS
- Android Tablet
- iPad
- Kindle Fire
Malwarebytes Anti-Malware vs Microsoft Defender
Malwarebytes is very popular and works well. - Avast Free Antivirus a the free for non-commercial and home usage antivirus solution from AVAST Software. View 99 alternatives to Avast Free Antivirus
- Free Personal • Proprietary
- Mac
- Windows
- Android
- iPhone
Avast Free Antivirus vs Microsoft Defender
Don't trust these big-name security suites, they're crap and full of bloatware. Same goes for AVG, Avira, Comodo. When they get on your system they just take over and nag you to buy whatever... - Clam AntiVirus is an open source (GPL) anti-virus toolkit for UNIX, designed especially for e-mail scanning on mail gateways. View 97 alternatives to Clam AntiVirus
- Spybot - Search & Destroy detects and removes spyware, a relatively new kind of threat not yet covered by common anti-virus applications. View 59 alternatives to Spybot - Search & Destroy
- AdwCleaner is an easy-to-use OS security utility that allows you to get rid of adware on your computer in seconds, by quickly scanning the system. View 57 alternatives to AdwCleaner
- Free • Proprietary
- Windows
AdwCleaner vs Microsoft Defender
This was recommended by some geeks. - Kaspersky AntiVirus offers protection from a range of IT threats and provides the basic tools needed to keep your PC secure. View 82 alternatives to Kaspersky AntiVirus
- Freemium • Proprietary
- Windows
Kaspersky AntiVirus vs Microsoft Defender
Kaspersky Security Cloud Free Blocks non-dangerous Web Sites. It blocked Push Pay Web Site my church uses to make donations. It blocked my AT&T Digital Home phone site as well. Whitelisting did not help. November, 2020 - Avira Free Antivirus offers basic protection for your computer against dangerous viruses, worms, spy-ware, trojans and costly dialers. View 78 alternatives to Avira Antivirus
- ClamTk is a graphical front-end for ClamAV, an open source antivirus engine for detecting trojans, viruses, malware & other malicious threats. View 64 alternatives to ClamTk
- Free • Open Source
- Linux
- [Please note that ClamWin Free Antivirus does not include an on-access real-time scanner. You need to manually scan a file in order to detect a virus or spyware. View 69 alternatives to ClamWin
- Bitdefender comes with real time scanning that is called Virus Shield and an auto-scan mode that checks your system when the computer is idle. View 46 alternatives to Bitdefender Antivirus
- Free Personal • Proprietary
- Mac
- Windows
- Android
- Android Tablet
Bitdefender Antivirus vs Microsoft Defender
Recommended by some serious geeks. Some of them use it and seem happy with it.