All-Around PC Protection with Powerful Anti-Malware and the Strongest Privacy Solutions
IObit Malware Fighter is a comprehensive security tool designed to protect your PC from various threats, including viruses, ransomware, spyware, Trojans, adware, and worms. It offers real-time protection, automatically scanning and preventing malware before it can harm your system. The software also includes privacy protection features, such as a safe box for sensitive data and browser protection to block phishing websites and annoying ads.
v13.5 (2026-09-07)
| Publisher | IObit |
|---|---|
| Version | 13.5.0.1684 |
| Release date | 2026-09-07 |
| License | Freeware |
| Installer type | inno |
| Architecture | x86 |
| Package ID | IObit.MalwareFighter |
| Admin rights | Required |
| Install scope | All users |
winget install --id=IObit.MalwareFighter -ewinget upgrade --id=IObit.MalwareFighter -ewinget uninstall --id=IObit.MalwareFighter -e"iobit_malware_fighter_setup.exe" /VERYSILENT /SUPPRESSMSGBOXES /NORESTART /SP-Yes, IObit Malware Fighter is free to download and use on Windows.
The latest version is 13.5.0.1684, released on Sep 7, 2026.
The download button links to the official installer published on cdn.iobit.com, the same file Windows Package Manager installs. You can verify the downloaded file by comparing its SHA-256 checksum with fb612dc439269253ad42a0a1481650737f2942a46adf3276780281c92abe5b44.
IObit Malware Fighter runs on Windows and is available for 32-bit (x86) systems.
Run the offline installer with "iobit_malware_fighter_setup.exe" /VERYSILENT /SUPPRESSMSGBOXES /NORESTART /SP-, or install it with Windows Package Manager: winget install --id=IObit.MalwareFighter -e --silent.
Open Settings › Apps › Installed apps, find IObit Malware Fighter and select Uninstall. From the command line, run winget uninstall --id=IObit.MalwareFighter -e.
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