Download UISS 5.4.1 from our software library for free. This download was checked by our built-in antivirus and was rated as safe. The default filename for the program's installer is UISS.exe. The most popular versions among the software users are 5.3, 5.2 and 4.1. UISS is suitable for 32-bit versions of Windows XP/7/8/10. The actual developer of the free software is ON6MU Guy Roels. The software belongs to Communication Tools. The latest installer occupies 3.6 MB on disk.
From the developer:
UISS is a program for packet radio communication with ISS (International Space Station), PCSat or compatible satellites.
You may want to check out more software, such as Ag Leader Technology SMS, i2 ChartReader or SeaTTY, which might be related to UISS.