Award-winning malware removal for every platform. Free forever — upgrade to Premium for always-on protection.
The complete Malwarebytes for Windows installer. Scans, detects and removes all malware, ransomware, adware and PUPs.
⬇ Download MBSetup.exeMalwarebytes for Mac catches adware, trojans and Mac-specific malware that Apple's built-in tools often miss.
⬇ Download for MacReal-time protection, scam call blocking, privacy auditor and safe browsing for Android phones and tablets.
⬇ Get on Google PlayScam Guard blocks phone scams in real time. VPN, ad blocker and identity monitoring for iOS devices.
⬇ Get on App StoreNo installation required — run from any USB drive or downloaded directly.
Removes adware, browser hijackers and unwanted programs. Portable — no install needed.
Free browser extension for Chrome, Firefox and Edge. Blocks malicious sites, ads and trackers.
On-demand scanner. Download, scan once, remove threats — no ongoing subscription.
The Malwarebytes Windows installer (MBSetup.exe) is approximately 3.5 MB to download. The full installed size is around 300–400 MB. The Mac version (.pkg) is around 100 MB.
All download links on malvarebytes-download.com point directly to the official Malwarebytes servers at malwarebytes.com. No files are hosted on this portal. You are downloading the genuine, unmodified Malwarebytes installer.
No. Malwarebytes is specifically designed to run alongside other antivirus software, including Windows Defender, Norton, McAfee and Bitdefender. It does not conflict and provides complementary protection to your existing security software.
Malwarebytes 5.x requires Windows 10 or Windows 11. For older Windows versions (7, 8, 8.1), you would need Malwarebytes 4.x, which is still available but no longer receives feature updates. Upgrading to Windows 10/11 is strongly recommended for security reasons.
Malwarebytes updates automatically in the background. Threat database updates occur daily, and application updates are applied silently without requiring a restart. You can manually trigger an update from Settings → Application → Update Application.
Malwarebytes does not offer a fully portable (.exe no-install) version of the main application. However, Malwarebytes offers free standalone tools: AdwCleaner (adware removal, no install required) and Malwarebytes Anti-Rootkit (MBAR) for rootkit scanning from a USB drive.