Sniffer is a free Android application developed by Anatolii Svetkin that serves as a packet analyzer for network monitoring and management. This program can verify the effectiveness of internal control systems such as firewalls, access control, web filters, spam filters, and proxies. It can also analyze network problems, detect network intrusion attempts, and detect network misuse by internal and external users.

With Sniffer, regulatory compliance can be documented by logging all perimeter and endpoint traffic. This program serves as the primary data source for day-to-day network monitoring and management.

Overall, Sniffer is a comprehensive packet analyzer that provides a wide range of features for monitoring and managing networks.