Airtool Pi vs Colasoft Capsa

Airtool Pi is an iPhone and iPad utility for remote Wi-Fi packet capture. It connects over SSH to Linux-based sensors or Linux endpoints with compatible adapters, starts a capture using selected settings, and saves a PcapNG file locally. Sensors can be added manually or automatically, including WLAN Pi and Oscium Nomad; version history also names WLAN Pi Go and Hamina Clip, and a Raspberry Pi can serve as a sensor. Capture controls include wireless interface, frequency band, channel, channel width, size limits, and an option to discard data-frame payloads. The App Store listing states support for 2.4, 5, and 6 GHz bands and widths from 20 to 320 MHz. Compatible adapters allow simultaneous capture on up to four channels. Files can be shared with Wireshark or another protocol analyzer. Airtool Pi costs $14.99 USD once and requires iOS or iPadOS 18.6 or later.

Colasoft Capsa is a Windows network analyzer for monitoring, analyzing and troubleshooting wired and wireless networks. The Enterprise edition captures packets in real time from local networks and can save transmitted data. It analyzes more than 1,800 protocols and sub-protocols, including VoIP, and displays packet details in Hex, ASCII and EBCDIC. Capsa can diagnose network problems and suggest solutions, monitor conversations, reconstruct packet streams and generate reports for selected items, the whole network or a particular network group. Its security analysis detects DoS and DDoS attacks, worm activity, ARP attacks, TCP port scans and suspicious conversations in real time. Users can set email or sound alerts and schedule capture once, daily or weekly. Capsa Free monitors up to 10 IP addresses, ends sessions after four hours and lacks WiFi connection monitoring. Professional is listed at $695, paid once for a single-seat perpetual license, one machine and one year of maintenance. Enterprise is $1,295, paid once and has a 30-day trial.