The free version is limited; the "Pro" features (like the Bitdefender engine) require a license.
: Version 9 optimized the scanning algorithm, resulting in significantly faster full-system scans compared to version 8.
Can sometimes be aggressive with notifications or "upselling" other IObit products. Quick Summary Pro (Paid) / Free available Core Engine Bitdefender + IObit Main Focus Ransomware, Spyware, and Real-time protection System Impact Low to Moderate