The best alternative to Microsoft Defender is Avast Free Antivirus, which is free. If that doesn't suit you, our users have ranked more than 100 alternatives to Microsoft Defender and many of them are so hopefully you can find a suitable replacement. Other interesting alternatives to Microsoft Defender are Bitdefender Antivirus, Spybot - Search & Destroy, Avira Antivirus and ESET NOD32 Antivirus.
Provides free real-time protection against viruses, malware, spyware, and ransomware, with secure HTTPS scanning, customizable scans, password management, home network security, antiphishing, Smart Scan, rescue disk creation, and software updating.
Free antivirus offering comprehensive protection with real-time threat detection, AI-powered security, lightweight performance, Game mode, user-friendly interface, and auto updates. Supports multiple platforms and provides live customer support. Ideal for all users.
Detects and removes spyware, adware, keyloggers, browser hijackers, and tracking cookies, offering system immunization, real-time protection, manual or scheduled scans, quarantine and secure deletion, detailed reports, and multilingual support.
Offers real-time protection from malware, ransomware, viruses, and spyware, with advanced repair, browser safety, software updates, VPN, PC optimization tools, cloud-based updates, and system clean-up. Available for Windows, MacOS, Android, and iOS devices.
Experience a fast, efficient antivirus with ESET's AI-powered defense against viruses, ransomware, and phishing. Enjoy features like cloud-powered scanning, Enhanced Exploit Blocker, Device Control, and Gamer Mode for uninterrupted use. Optimize your security and maintain speed.
AVG AntiVirus Free provides basic antivirus and antispyware protection for home users. Virus database updated every day. Includes innovative LinkScanner for web-protection.
Panda Antivirus protects you while you work, play, or browse online.
Antivirus Protection Real-time protection against all types of malware and spyware. Schedule periodic scans and/or scan your computer on demand.
USB protection Protect your PC by preventing the automatic execu.
Experience comprehensive online protection across computers, phones, and tablets with robust defenses against spoofed websites, ransomware, and other online threats. Enhance your security with antivirus, anti-malware, and privacy tools, backed by real-time threat detection and frequent updates.
Real-time malware defense featuring quick, full, scheduled, and drag-and-drop scanning, webcam protection, cloud-based threat detection, regular updates, and advanced customization for security settings, all with low device impact and support for 5 devices.
Defends against viruses, ransomware, and spyware using automatic updates and DeepGuard 2.0. Includes Scam Protection, Banking Protection, Gaming Mode, and more for optimal performance and security across devices.
All-in-one solution combining antivirus defense, built-in VPN with 5 GB weekly for free users or unlimited for paid, data breach monitoring, web shield for unsafe sites, privacy tools, phishing protection, and multi-device security for browsing and online accounts.
Next Generation Cyber Security. Strong online protection for you – on all of your devices.
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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...