Bitdefender Mobile Security has been a top performer in mobile security for years, and the 2026 version keeps that streak alive. The standout addition is App Anomaly Detection, an industry first that catches threats the moment an app starts behaving suspiciously, even if it passed the initial install scan. What I appreciate most is how quietly it handles all of this - no constant alerts, no background drain.

I've come to rely on the Scam Alert feature daily. It scans incoming notifications, texts, and instant messages for malicious links before you have a chance to tap them. The anti-theft tools are equally impressive: You can remotely lock your device, and the app automatically snaps a photo of anyone who tries to tamper with it while you're away.

Also: Bitdefender Total Security review: One of the top antivirus options you can buy

The VPN is one area I would flag. At 200MB per day on the standard plan, it's enough for a quick email check on public Wi-Fi but not much more. If you need unlimited VPN access, Bitdefender Premium Security is the upgrade path. For the price, though, the core protection here is among the strongest on this list.

Bitdefender features: Real-time malware scanning | Web and phishing protection | Scam Alert link checker | Anti-theft with mugshot capture | Account Privacy breach checker | WearOS extension | Spam and scam call filtering

Sophos Intercept X for Mobile is free for individual users, with no ads and no locked features. It has consistently scored 100% in AV-TEST's top Android security comparisons. For a product that costs nothing, that result is pretty remarkable.

The features go well beyond basic scanning. There's a built-in MFA authenticator, a password safe, and a Secure QR Code Scanner that checks URLs for threats before you open them. I particularly like the Privacy Advisor, which shows exactly which installed apps are accessing your personal data - most security apps skip this entirely.

Where Sophos really differentiates itself is in managed business deployments. Connected to Sophos Central, it continuously monitors device health and can automatically revoke access to corporate resources if a device gets compromised. For businesses, cost is said to range from $24.50 to $63 per 100 seats depending on whether you add Sophos Mobile for unified endpoint management. Pricing details aren't available publicly and require contacting sales.

Sophos Intercept X features: Deep learning anti-malware | Wi-Fi security and MitM detection | Web filtering and URL checking | Secure QR code scanner | Built-in MFA authenticator | Password safe | Privacy advisor

Surfshark Antivirus comes as part of the Surfshark One bundle, meaning you get a full cybersecurity suite rather than a single app. In AV-TEST's May-June 2025 testing, it scored a perfect six out of six for protection, blocking 100% of zero-day threats and 100% of widespread malware across nearly 20,000 samples. That's a result worth paying attention to.

On Android, the antivirus sits inside the Surfshark VPN app with separate submenus for VPN, Antivirus, Alert, and Search. I like having everything in one place - it beats juggling three or four different security apps on the same device. The interface is clean and easy to navigate even if you're not especially tech-savvy.

Also: Surfshark VPN review: One of our favorite budget VPNs with unlimited connections

The main limitation is iOS. Surfshark Antivirus only runs on Android, macOS, and Windows; iPhone users get the VPN and other bundled tools but not the antivirus itself. For Android-first households who also want a capable VPN, the Surfshark One plan starts at $2.49 per month on a 24-month plan.

Surfshark Antivirus features: Real-time malware protection | Scheduled and on-demand scanning | Cloud Protect zero-day detection | Data breach monitoring via Alert | VPN integration | File quarantine | Virus definitions updated every three hours