Typically Avast is pushing the online installer (avast_free_antivirus_setup_online.exe) which is really small (about 5 MB) but requires Internet connection to complete the installation as the biggest part is downloaded during the installation process. Sometimes you need to get Avast on a computer without the Internet connection and that’s why you need to download the offline installer (avast_free_antivirus_setup_offline.exe) in full size which takes almost 300 MB.
Avast offers standalone installers for all their product from antivirus family (Free Antivirus, Pro Antivirus, Internet Security, Premier) to Cleanup or SecureLine.
Avast Free Antivirus 2018 – Offline vs. Online Installer
Offline installer contains the exact version of Avast as online installer but you can transfer it on a USB disk and install basically anywhere. Even though the computer doesn’t have an Internet access it could get infected (for example when you transferring data from USB sticks, CDs or DVDs) and that’s why you need Avast Antivirus protection. All Avast offline products are fully compatible with Windows 10, 8, 8.1, 7, Vista and XP (32-bit or 64-bit).
Avast Antivirus 2018 Offline (Standalone) Installers
On the links below you can download offline installers of all versions of Avast antivirus 2018 directly from the official servers which always contain the latest up-to-date files:
- Avast Free Antivirus 2018 (270 MB)
- Avast Free Security for Mac 2018 (73 MB)
- Avast Pro Antivirus 2018 (270 MB)
- Avast Internet Security 2018 (278 MB)
- Avast Premier 2018 (278 MB)
OUR TIP #1 Get your free license key for Avast antivirus 2018. Check out our guide ‘Download the Free License Key (Activation Code) for Avast Antivirus 2018‘.OUR TIP #2 Don’t forget to keep your Avast updated even on the offline machine. Check out our guide ‘How to Manually/Offline Update Avast Virus Definitions (VPS)‘.
Other Avast Products Offline Installers
On the links below you can download offline installers of other Avast products directly from the official servers which always contain the latest up-to-date files:
- Avast Cleanup 2018 (29 MB)
- Avast SecureLine 2018 (21 MB)
- Avast SecureLine 2018 for Mac (2 MB)
- Avast Browser Cleanup 2018 (4 MB)
Avast Endpoint Protection Offline Installers
On the links below you can download offline installers of Avast products for businesses directly from the official servers which always contain the latest up-to-date files: