Download collection

Antivirus Downloads for Windows

Every Windows antivirus installer we cover, linked to the developer's own download page with version support notes.

Products in this collection

Norton

No permanently free antivirus tier.

Gen Digital Inc. · Windows, macOS, Android, iOS

Norton 360

None.

Gen Digital Inc. · Windows, macOS, Android, iOS

Norton 360 Standard

None.

Gen Digital Inc. · Windows, macOS, Android, iOS

Norton 360 Deluxe

None.

Gen Digital Inc. · Windows, macOS, Android, iOS

Bitdefender

Yes — Bitdefender Antivirus Free Edition for Windows provides real-time protection and on-demand scans at no cost, with no time limit.

Bitdefender S.R.L. · Windows, macOS, Android, iOS

Bitdefender Free

This is the free version.

Bitdefender S.R.L. · Windows

McAfee

No permanent free antivirus tier. Pre-installed OEM copies are trials.

McAfee, LLC · Windows, macOS, Android, iOS

McAfee LiveSafe

None — pre-installed copies are trials.

McAfee, LLC · Windows, macOS, Android, iOS

Malwarebytes

Yes — a free on-demand scanner and remover for Windows. Real-time protection is a paid feature after the introductory trial.

Malwarebytes Inc. · Windows, macOS, Android, iOS, ChromeOS

Avast

Yes — Avast Free Antivirus for Windows, Mac and Android with real-time protection.

Gen Digital Inc. · Windows, macOS, Android, iOS

AVG

Yes — AVG AntiVirus Free for Windows, Mac and Android.

Gen Digital Inc. · Windows, macOS, Android

ESET

No free Windows tier; ESET offers free online tools and a free Android tier with limits.

ESET, spol. s r.o. · Windows, macOS, Android, Linux

Kaspersky

Kaspersky has historically offered a free tier in supported markets. Availability varies.

Kaspersky Lab · Windows, macOS, Android, iOS

Trend Micro

No permanent free tier; free online tools such as HouseCall are offered.

Trend Micro Incorporated · Windows, macOS, Android, iOS

Avira

Yes — Avira Free Security with real-time protection.

Gen Digital Inc. · Windows, macOS, Android, iOS

Webroot

No free tier.

OpenText · Windows, macOS, Android, iOS, ChromeOS

F-Secure

No free tier; free online tools are offered.

F-Secure Corporation · Windows, macOS, Android, iOS

Sophos

Sophos has offered a limited free tier historically; verify current availability.

Sophos Ltd. · Windows, macOS

Panda Dome

Yes — Panda Dome Free provides basic real-time protection.

WatchGuard Technologies · Windows, macOS, Android

TotalAV

A free tier exists but is limited — check exactly which protections are active without a subscription.

Protected.net · Windows, macOS, Android, iOS

Microsoft Defender

It is free and built in. There is nothing to buy.

Microsoft Corporation · Windows