Download of Icom CS-51 1.02 was on the developer's website when we last checked. We cannot confirm if there is a free download of this software available.
According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software. This PC software can be installed on 32-bit versions of Windows XP/Vista/7/8/10/11.
This free software is an intellectual property of Icom Inc. The program's installer is commonly called CS51.exe. The program lies within System Utilities, more precisely Device Assistants. The following version: 1.0 is the most frequently downloaded one by the program users.
From the developer:
Icom CS-51 is a free program designed for data entry, settings and cloning of the ID-51A/E VHF/UHF
transceiver. The program allows you to customize the call sign programming fields and to store 500 memory often-used channels frequencies. You can also the scan edge channels as regular memory channels and assign them to a bank.
You may want to check out more software, such as Icom CS-51PLUS, Icom RS-BA1 or Icom CS-5100, which might be similar to Icom CS-51.