The 7.4 version of SeisWare is available as a free download on our website. The most popular versions among SeisWare users are 7.4, 7.3 and 7.2. SeisWare.exe and SWLauncher.exe are the most frequent filenames for this program's installer. This software was originally created by SeisWare International Inc. The program is included in Education Tools.
From the developer:
This program contains a comprehensive 2D/3D seismic interpretation functionality.
You may want to check out more software, such as Trachtenberg Speed Math, SatCalc or MathMatic, which might be similar to SeisWare.