.TWN file extension

This is the basic program to work with .TWN extension

Satmaster Pro Demo Satmaster Country Town/City File

The program works with the following extensions: duo, geo, leo, lrg, rgn, twn, upa, upd, sun, ang, att, dna and dnd

.TWN extension is also supported by the following programs:

SimTown SimTown saved game

Satmaster QuickAim SatmasterQA Country Data File

An easy-to-use antenna aiming program for the professional installer.