Comodo Internet Security Free Offline Installer [2021] Official

CIS_Setup_[version]_[architecture].exe (e.g., CIS_Setup_2025_x64.exe ).

| Software | Offline Installer Size | Full Offline Protection | |----------|------------------------|--------------------------| | Comodo IS Free | ~75 MB | Yes (sandbox + firewall + AV) | | Avast Free | ~250 MB | Yes (but heavier) | | AVG Free | ~220 MB | Yes | | Bitdefender Free | None (online only) | No offline installer exists | comodo internet security free offline installer

| Feature | Online Installer | Offline Installer | |---------|----------------|-------------------| | File Size | ~5-10 MB | ~70-80 MB (for 64-bit) | | Content | Downloader only | Full virus definitions + program binaries | | Internet Required | Yes, throughout | Only for initial download of the .exe | | Installation Speed | Depends on bandwidth | Faster (no downloading during setup) | CIS_Setup_[version]_[architecture]

Comodo’s relatively small offline footprint makes it unique among free suites with a firewall. comodo internet security free offline installer

Analysis and Utility of the Comodo Internet Security Free Offline Installer