A free compatibility list for Windows compatible operating systems https://www.ntcompatible.com/compatibility/ 10 2013-05-06T08:01:31+00:00 Comodo Personal Firewall 1/compatibility/report/comodo-personal-firewall/ Comodo Group Inc Comodo Group Inc Applications/Security Windows 2000, Windows 7 32 Bit, Windows Vista 32 Bit, Windows XP 32 Bit 2013-05-06T08:01:31+00:00 Anonymous Windows 2000 5 Comodo Personal Firewall - https://www.gnu.org/licenses/lgpl-3.0.html 2013-05-06T08:01:31+00:00 Anonymous Windows 7 32 Bit 5 Comodo Personal Firewall - https://www.gnu.org/licenses/lgpl-3.0.html 2013-05-06T08:01:31+00:00 Anonymous Windows 7 32 Bit 5 Comodo Personal Firewall A Great product. I really feel secure with it and like the Sandbox function and Defense+ features. https://www.gnu.org/licenses/lgpl-3.0.html 2013-05-06T08:01:31+00:00 Anonymous Windows XP 32 Bit 2 Comodo Personal Firewall It prompts "allow/block" questions a lot, but miss malware which detected by Avira. Lot of freezes the system.delayed start up. slows down while playing games. https://www.gnu.org/licenses/lgpl-3.0.html 2013-05-06T08:01:31+00:00 Anonymous Windows 2000 5 Comodo Personal Firewall - https://www.gnu.org/licenses/lgpl-3.0.html 2013-05-06T08:01:31+00:00 Anonymous Windows Vista 32 Bit 5 - https://www.gnu.org/licenses/lgpl-3.0.html 2013-05-06T08:01:31+00:00 Anonymous Windows Vista 32 Bit 5 - https://www.gnu.org/licenses/lgpl-3.0.html 2013-05-06T08:01:31+00:00 Anonymous Windows XP 32 Bit 5 - https://www.gnu.org/licenses/lgpl-3.0.html 2013-05-06T08:01:31+00:00 Anonymous Windows Vista 32 Bit 5 I have installed it in vista in my dell inspiron 1420. I am an advanced user. Very happy with this additon of comodo. Working perfectly well. Highly advanced with all the necessary tweaks available.Great to know that it is free.Hope they keep it that way.. https://www.gnu.org/licenses/lgpl-3.0.html 2013-05-06T08:01:31+00:00 Anonymous Windows XP 32 Bit 5 Excellent......And price is right https://www.gnu.org/licenses/lgpl-3.0.html