| ZoneAlarm Extreme Security 2016 | ZoneAlarm Free Antivirus + Firewall | ZoneAlarm Extreme Security 2015 | ZoneAlarm Free Antivirus + Firewall 2015 | |
| 14.2.255.000 | 15.8.211.19229 | 13.4.261.000 | 15.0.159.17147 | |
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| Trialware | Freeware | Trialware | Trialware | Licence |
| $24.95 | FREE | $24.95 | $39.95 | Price |
| 3.31 MB | 5.50 MB | 3.32 MB | 4.80 MB | File size |
| Jun 27, 2016 | Aug 31, 2022 | Aug 8, 2015 | Jan 24, 2017 | Update |
| 73 | 62 | 51 | 86 | Downloads |
| Windows XP, Windows Vista, Windows Vista x64, Windows 7, Windows 7 x64, Windows 8, Windows 8 x64, Windows 10, Windows 10 x64 | Windows XP, Windows Vista, Windows Vista x64, Windows 7, Windows 7 x64, Windows 8, Windows 8 x64, Windows 10, Windows 10 x64, Windows 11 | Windows XP, Windows Vista, Windows Vista x64, Windows 7, Windows 7 x64, Windows 8, Windows 8 x64 | Windows XP, Windows Vista, Windows Vista x64, Windows 7, Windows 7 x64, Windows 8, Windows 8 x64 | OS |
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