IObit Malware Fighter vs Zemana AntiMalware (2026): which should you pick?

Pick IObit Malware Fighter if

• Fits if you want a free Windows scanner you can upgrade later
• Works for one to three PCs on a low yearly price

Look elsewhere if

• Skip it if you use a Mac or a phone, as only Windows is covered
• Not for you if you want ransomware defence without paying, because it is a Pro feature
• Watch out: Pro prices are shown as 50% to 56% off with no end date, and no renewal price is stated
• Tight if you have more than 3 PCs: Pro is sold for 1, 2 or 3 only

Pick Zemana AntiMalware if

• Fits if you want a scan-and-remove tool on an older Windows PC
• Works for a second opinion beside your main antivirus

Look elsewhere if

• Not for you if you want a price before you try it, as none is shown
• Skip it if you use a Mac or a phone, as only Windows is covered
• Watch out: the footer copyright runs only to 2022, so the product may not be kept up
• Too light for a full antivirus: the listing records no real-time protection details

IObit Malware Fighter

• Windows only: the product page lists Windows 11, 10, 8 and 7 and no Mac version.
• The Pro prices on the page are shown as discounts of 50% to 56% with no end date, and no renewal price is stated.
• Pro licenses are sold for 1, 2 or 3 PCs only; no larger tier is shown.
• The vendor offers a 60-day money-back guarantee on Pro.

Zemana AntiMalware

• No pricing or edition comparison appears on the pages read, so cost and free-versus-paid differences are not recorded.
• The site footer carries a 2007 to 2022 copyright, so the pages may not be current.
• The page lists XP, Vista, 7, 8, 10 and 11 in 32-bit and 64-bit and offers no Mac or mobile version.

IObit Malware Fighter

Malware scanning

Smart Scan checks critical areas, Full Scan covers all disks, and Custom Scan checks a file or folder you pick.

Ransomware defense

On Pro, Ransomware Shield watches for unauthorized file encryption and SafeBox password-protects chosen documents.

Web and download protection

Surfing Protection blocks phishing and fake sites, and Download Protection scans downloaded files and email attachments.

Privacy tools

Anti-Tracking clears tracking cookies, Homepage Advisor flags changes to your homepage and search engine, and Browser Password Guard protects stored browser passwords.

Bitdefender engine on Pro

Pro adds the Bitdefender antivirus engine to IObit's own, and the page lists a larger malware database than the free edition.

AI Script Guard

New in version 14: the vendor says it predicts and stops suspicious script activity, including from AI agents.

Zemana AntiMalware

Fast scan

Scans a PC for malware, spyware and viruses and removes what it finds.

Malware removal

The vendor says it detects and removes browser add-ons, adware, unwanted apps, toolbars and other malware.

Companion product

The site lists Zemana AntiLogger as a second product.

Wide Windows support

The download page lists XP, Vista, 7, 8, 10 and 11 in 32-bit and 64-bit editions.

Feedback-led development

The page asks visitors which feature they want next and says it develops the product on that feedback.

IObit Malware Fighter

• Free$0

  Basic antivirus and basic real-time protection, with a smaller malware database than Pro.

• Pro, 1 PC$19.95

  per year for 1 PC, sale price shown, renewal price not stated

  Pro with Bitdefender real-time protection, ransomware defense and scam blocking. Shown as 50% off a crossed-out $39.95 with no end date on the page.

• Pro, 2 PCs$22.95

  per year for 2 PCs, sale price shown, renewal price not stated

  Same Pro features for 2 PCs, shown as 51% off a crossed-out $46.95; adds sharing with family members.

• Pro, 3 PCs$23.99

  per year for 3 PCs, sale price shown, renewal price not stated

  Same Pro features for 3 PCs, shown as 56% off a crossed-out $54.95.

Zemana AntiMalware

Pricing could not be confirmed. See zemana.com.