Malwarebytes - Malwarebytes protects you against malware, ransomware, and other advanced online threats that have made antivirus obsolete and ineffective. Free Anti-Malware & Malware .

Hexnode - Hexnode is an automated device management and high-end security software that help users to manage the apps and content of enterprises.

Panda Antivirus for Mac - A bare bones malware and anti-virus scanner.

Apple Business Essentials - Apple Business Essentials is an all-new service that brings together device management, 24/7 Apple Support, and iCloud storage into flexible subscription plans for small businesses with up to 500 employees.

Clam Xav (desktop) - Specifically with Clam Xav Sentry configured to scan inserted disks.Please read global comments on this question for an explanation of why desktop apps are being recommended for virus detection on ios devices.

Landscape - Landscape, the systems management tool provided with Ubuntu Advantage, Canonical's service programme, allows you to manage large-scale deployments of Ubuntu machines as easily as one, making it far more cost-effective to support large networks of de…