Antivirus
Top Companies in 2025
Avast vs Heimdal Security
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- Free version with essential features
- Easy-to-use interface with clear navigation
- Built-in firewall for network protection
- Regular updates to virus definitions
- Multi-device compatibility
- Multi-layered AI-driven security engine
- Data leakage protection
- Dedicated customer support
- Frequent upgrade prompts in free version
- Some key features sold separately
- May slow down older systems
- Past data privacy concerns
- Complexity for non-technical users
- No free antivirus
- DNS filtering lacks polish
Founded in 1988 and headquartered in Prague, Czech Republic, Avast has grown into one of the most recognized names in cybersecurity. Known for offering a free antivirus product alongside robust premium plans, Avast provides multi-layered protection through features like Smart Scan, real-time malware detection, phishing protection, and a Secure Browser designed to safeguard sensitive activity online. More advanced services include Avast One Gold, which adds VPN access, identity protection, and ransomware defense. Their tools are compatible across Windows, macOS, Android, and iOS, offering flexible security for individual users and families alike. Avast’s services have earned high marks in independent malware tests, including results from SE Labs and AV-Comparatives, helping establish their credibility within the industry. Customer feedback is largely positive, with users praising Avast’s ease of use, effective free service, and performance-boosting utilities. However, concerns have been raised about frequent upselling and pop-up notifications, especially within the paid tiers. Despite this, Avast remains a popular option for users seeking both basic and enhanced digital protection.
Founded in 2014 in Copenhagen, Denmark, Heimdal Security is known for delivering AI-powered cybersecurity tools for both home and business users. Their software offers multi-layered protection, dedicated ransomware encryption defense, and efficient performance that doesn’t weigh down your system. Features like automated patching, data leakage prevention, and email threat detection contribute to strong operational efficiency and digital safety. Customer reviews reflect a generally positive experience, with many users praising Heimdal’s threat-blocking capabilities, helpful support team, and overall ease of use once set up. Whether you’re managing endpoints at work or securing your home devices, Heimdal’s solutions are built to handle a wide range of cybersecurity needs.
- Security Rating : Excellent
- VPN : Included
- Price : Starts at $44.28 per year
- Customer Experience : Good
- Firewall : Included
- Free Trial : 30 days
- Trustpilot Score : 4.2 out of 5
- Security Rating : Good
- VPN : Unavailable
- Price : Starting at $59.95 per year
- Customer Experience : Good
- Firewall : Unavailablle
- Free Trial : 14-day free trial
- Trustpilot Score : 4 out of 5
- Smart Scan combines security and cleanup
- Behavioral Shield detects zero-day attacks
- Sandbox lets you run suspicious files safely
- Plans scale easily across multiple devices
- Defense against Cryptojacking and advanced threats
- Lightweight design
- Adware Removal
- Anti-Phishing
- Anti-Spam
- Anti-Theft
- Anti-Tracking
- Behavior Analysis
- Cloud Scanning
- Dark Web Scanning
- Dedicated Ransomware Protection
- E-mail Scan
- File Encryption
- Free Version
- ID Protection
- Intrusion Detection System (IDS)
- Malware Removal
- Mobile App
- On Demand Scan
- Real-Time Protection
- Spyware Removal
- Vulnerability Scanner
- Webcam Protection
- Adware Removal—Undisclosed
- Anti-Phishing
- Anti-Spam
- Anti-Theft
- Anti-Tracking
- Behavior Analysis
- Cloud Scanning
- Dark Web Scanning
- Dedicated Ransomware Protection
- E-mail Scan
- File Encryption
- Free Version
- ID Protection
- Intrusion Detection System (IDS)
- Malware Removal
- Mobile App
- On Demand Scan
- Real-Time Protection
- Spyware Removal
- Vulnerability Scanner
- Webcam Protection
- Boot Time Scans
- Browser Cleaner
- Disk Cleaner
- Junk Files Removal
- Software/Driver Updater
- Boot Time Scans
- Browser Cleaner
- Disk Cleaner
- Junk Files Removal
- Software/Driver Updater
- Cloud Storage Backup
- Live Updates
- Parental Control
- Password Manager
- Rescue Mode
- USB Rescue Toolkit
- USB Vaccination
- Cloud Storage Backup
- Live Updates
- Parental Control
- Password Manager
- Rescue Mode
- USB Rescue Toolkit—Undisclosed
- USB Vaccination
- Android
- Browser Plugins
- ChromeOS
- Fire OS
- iOS
- Linux
- macOS
- Windows
- Android
- Browser Plugins
- ChromeOS
- Fire OS
- iOS
- Linux
- macOS
- Windows
- Community Forum
- FAQs
- Help Guides
- Live Chat
- Phone
- Social Media
- Ticket
- Community Forum
- FAQs
- Help Guides
- Live Chat
- Phone
- Social Media
- Ticket