
The pinnacle of cloud-assisted protection, with its new Quantum Cloud Scanning Engine.
System Requirements:
- OS: Windows 10 21H2+, macOS 12+
- Memory: 1GB (2GB for IoT features)
- Storage: 500MB (SSD recommended)
Developer: Avira Operations GmbH

Avira Free Antivirus
- License: Free
- Version: Latest Update
- Security:
Safe to Download
Avira Free Antivirus represents the pinnacle of cloud-assisted protection, with its new Quantum Cloud Scanning Engine that processes threat analysis in under 50ms. The software now integrates with IoT device protection, extending security beyond traditional endpoints. Avira’s 30-year history in malware research powers its industry-leading heuristic detection capabilities.
Main Functions
- Quantum Cloud Scanning: 200+ node global network for instant threat verdicts
- A Guardian: Monitors smart devices on home networks
- Memory Firewall: Blocks process injection attacks in real-time
- Crypto-Jacking Protection: Detects miner scripts in browsers
- Software Updater Pro: Automatic patching for 150,000+ applications
User Benefits
- Near-zero system impact: Cloud processing reduces local CPU usage by 70%
- Expanded protection: Covers smart TVs, cameras, and other IoT devices
- Privacy-first: All cloud analysis uses anonymous file hashes
- Gamer optimized: FPS stabilizer prevents security scans during gameplay