Version upgrade

[prtripat]

I have more than 250 machine with the old version of ultranVNC and I'm trying to upgrade the APP, and it is tough to uninstall 31 number of version one by one, please share the process, I'm new to this.
UltraVnc Version Version Count
1.0.5.1 5
1.0.9.6.1 1
1.1.0.1 1
1.1.9.3 3
1.1.9.6 3
1.2.0.3 3
1.2.0.5 2
1.2.0.6 1
1.2.1.2 2
1.2.1.5 1
1.2.1.6 4
1.2.1.7 3
1.2.2.1 1
1.2.2.2 5
1.2.2.3 7
1.2.2.4 40
1.2.24 1
1.2.3.0 6
1.2.4 5
1.2.4.0 31
1.2.5.1 13
1.3.0 1
1.3.2 54
1.3.4 3
1.3.4.1 5
1.3.4.2 13
1.3.6.0 27
1.3.8.0 1
1.3.8.1 2
1.3.80 2
Total 246