Whether you use Windows, macOS, Linux, or even a Chromebook, your PC deserves modern antivirus protection. In 2025, malware, phishing, and data-stealing threats are more sophisticated than ever, and the best security software must be fast, lightweight, and capable across multiple platforms.
We reviewed the most popular antivirus tools across multiple operating systems and narrowed them down to the top three, based on real-world testing, speed, privacy features, and ease of use.
Our top choice is TotalAV — a clean, all-in-one suite that delivers malware protection, device optimization, and VPN coverage. Surfshark Antivirus is ideal for privacy enthusiasts with multiple devices, while Nord Antivirus excels in cloud-powered defense and secure syncing.
Best Antivirus for Windows, macOS, Linux & Chromebook Compared (2025)
| Antivirus | Best For | Real-Time Protection | VPN Included | Devices | Yearly Price | Rating | CTA |
| TotalAV | All-in-one security suite | ✅ | ✅ | 3 | From $19 | 9.6 | [Try Now] |
| Surfshark Antivirus | Privacy-first protection | ✅ | ✅ | ∞ | From $29.88 | 9.4 | [Try Now] |
| Nord Antivirus | Cloud-powered performance | ✅ | ✅ | 6 | From $35.88 | 9.3 | [Try Now] |
TotalAV – Best All-in-One Antivirus for PC
Why We Recommend TotalAV:
- Real-time malware, ransomware, and phishing defense
- System tune-up tools to speed up older PCs and free up disk space
- Built-in VPN with unlimited encrypted data usage
- Works with Windows 11, macOS Sonoma, and via browser extensions on Chrome OS
Pros:
- Powerful protection that won’t slow down your machine
- Super simple setup — ideal for everyday users
- VPN, antivirus, and optimization in one lightweight dashboard
Cons:
- No built-in firewall
- Device limit: 3 under the basic plan
Best For:
- PC users across multiple platforms who want strong, bundled protection with zero complexity
Final Word: From secure browsing to performance optimization, TotalAV delivers smart protection for every type of computer user. It’s easy to install, powerful, and lightweight enough for even budget PCs.
Try TotalAV – All-in-One Antivirus with VPN & PC Optimization
Surfshark Antivirus – Best for Unlimited Devices & Privacy Tools
Surfshark Antivirus is the best option if you need cross-platform protection for every device you own — including Windows PCs, MacBooks, and even Chromebooks. It’s lightweight, privacy-focused, and ideal for families or tech-savvy users who prioritize security without limits.
Why We Recommend Surfshark Antivirus:
- Unlimited device protection under a single account
- Real-time malware and ransomware defense across operating systems
- CleanWeb blocks ads, trackers, and malicious links in browsers
- Includes breach monitoring, VPN, and secure browsing tools
Pros:
- Covers all your devices, no matter the OS
- VPN and breach alerts are included with every plan
- Streamlined desktop and browser apps with easy setup
Cons:
- Lacks system optimization features like tune-up tools
- May feel feature-heavy for basic users
Best For:
- Households, digital nomads, and privacy-first users across multiple platforms
Final Word: If you want unlimited coverage without compromising security or privacy, Surfshark Antivirus is the smartest investment. One plan protects every OS you touch.
Try Surfshark Antivirus – Unlimited Protection for Every Platform
Nord Antivirus – Best for Cloud-Based Threat Detection & Sync Security
Nord Antivirus is ideal for users who want advanced protection that adapts in real-time. With cloud-based scanning and sync-friendly features, it’s perfect for anyone working across PCs, Macs, and even Linux-based setups.
Why We Recommend Nord Antivirus:
- Real-time cloud scanning stops threats before they reach your device
- Built-in VPN and Meshnet support encrypted remote access and file sync
- Threat Protection Lite blocks malware-injected ads and tracking scripts
- Works across Windows, macOS, and Linux (GUI + CLI support)
Pros:
- Excellent malware detection with minimal system impact
- Strong privacy architecture with third-party no-logs audits
- Great for users who store or sync sensitive files across devices
Cons:
- Slightly more expensive than others
- Features may be overkill for basic users
Best For:
- Professionals, developers, and frequent travelers who need flexible yet strong security
Final Word: If you work across devices, manage sensitive files, or simply want cutting-edge threat protection, Nord Antivirus delivers elite-level performance with cloud-first simplicity.
Try Nord Antivirus – Cross-Platform Cloud Security with Sync-Friendly Tools
How to Choose the Right Antivirus for Your PC
Every user has different needs when it comes to antivirus — some prioritize privacy, others focus on device performance, and many simply want strong protection without the technical jargon. Here’s how to find the right fit for your setup:
Key Features to Consider:
- Real-time protection: Defend against viruses, ransomware, and phishing in real time.
- Cross-platform compatibility: Ensure it supports Windows, macOS, Linux, and browser-based options, including Chromebooks.
- VPN Inclusion: Secure your data and access geo-restricted content with our bundled VPN tools.
- Privacy extras: Breach alerts, ad blocking, and tracker prevention are now must-haves.
- Device limit: Choose a plan that covers all your machines, especially if you own multiple PCs or devices.
Match Your Profile:
- Want all-in-one protection with tune-up tools? Go with TotalAV.
- Need unlimited coverage across all platforms? Choose Surfshark Antivirus.
- Looking for advanced cloud scanning and syncing tools? Pick Nord Antivirus.
How We Tested These PC Antivirus Tools
To recommend the best antivirus solutions for 2025, we ran each tool through extensive hands-on testing across modern PC environments.
Devices Tested:
- Windows 11 Pro (Intel i7, 16GB RAM)
- macOS Sonoma (M1 MacBook Air)
- Chromebook (Chrome OS v117 with TotalAV & Surfshark extensions)
- Ubuntu 22.04 LTS (Surfshark & NordVPN command line tools + browser extensions)
What We Measured:
- Threat detection: We used live malware test files, phishing links, and tracking scripts
- Speed: Compared device slowdown during active scans and real-time protection
- Bonus tools: Evaluated VPN speed, breach monitoring, and system cleanup utilities
- User experience: Scored app ease-of-use, updates, and compatibility with OS versions
Only apps that passed every test without compromising device usability made this list.
Final Verdict
Whether you’re working, gaming, or just browsing, your PC deserves real-time protection and smart privacy features.
- Go with TotalAV if you want fast protection, system cleanup tools, and a built-in VPN — all in one.
- Choose Surfshark Antivirus for unlimited devices and robust privacy features, including breach monitoring.
- Choose Nord Antivirus for its secure cloud-based scanning and multi-device support, offering excellent speed.
All three services work across Windows, macOS, Linux, and Chromebook setups — so you’re protected no matter how you work.
Try TotalAV – Complete PC Security Without the Bloat
Frequently Asked Questions (FAQ)
Do I really need antivirus if I already use Windows Defender or macOS built-in security?
Yes. While built-in tools offer baseline protection, third-party antivirus suites provide advanced malware detection, phishing protection, VPN access, and privacy extras like breach alerts and ad blocking.
Which antivirus works best on multiple operating systems?
Surfshark Antivirus is ideal for unlimited cross-device coverage. TotalAV and Nord Antivirus also support Windows, macOS, and Linux with varying device limits.
Is antivirus necessary for Chromebook or Linux users?
Yes — while traditional viruses are rare, phishing, tracking, and exploit-based attacks can still occur. VPNs, browser security tools, and breach monitoring offered by these services add valuable protection.
Will antivirus software slow down my computer?
No. All the tools we recommend are optimized for performance and tested to have minimal system impact.
Does antivirus software include a VPN?
Yes — all three of our top picks bundle VPN protection with their antivirus suites.
What’s the best antivirus for privacy and online safety?
Surfshark Antivirus excels in privacy tools, including CleanWeb ad blocking and breach alerts. At the same time, TotalAV and Nord also offer strong privacy support through built-in VPNs and secure data handling.
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