Free antivirus software for Windows, Android & iOS
Kaspersky
Our new free antivirus protection – now updated with extra tools
Guards you from viruses on your PC & Android devices 
Secures & stores your passwords & private docs 
Encrypts the data you send & receive online with VPN
Helps keep your devices secure
Kaspersky Security Cloud – Free comes with top-rated security technologies – and auto-analyses real-time data on new threats – to help protect your PC, mobiles and tablets, including your iPad, from a range of dangers.
Gives you free antivirus and more
As a free antivirus scanner and cleaner, Kaspersky Security Cloud – Free software defends your PC and mobile devices, including your iPhone, against viruses, infected files, dangerous applications and suspicious sites.
Secures… Without slowing you down
Our security is designed to protect your devices – without getting in your way. And because Kaspersky Security Cloud – Free receives automatic updates, you can be sure your antivirus program is always up to date.
Interested in advanced features? Check out our different editions.
ANTIVIRUS PROTECTION Protects you against viruses on all devices*.
ANTIVIRUS PROTECTION Protects you against viruses on all devices*.
ANTIVIRUS PROTECTION Protects you against viruses on all devices*.
ANTIVIRUS PROTECTION Protects you against viruses on all devices*.
ADAPTIVE SECURITY Adjusts to your lifestyle to give you the right protection at the right time.
ADAPTIVE SECURITY Adjusts to your lifestyle to give you the right protection at the right time.
ADAPTIVE SECURITY Adjusts to your lifestyle to give you the right protection at the right time.
ADAPTIVE SECURITY Adjusts to your lifestyle to give you the right protection at the right time.
SECURE CONNECTION (VPN) Lets you browse privately in public by activating secure VPN when public Wi-Fi is unsafe.
SECURE CONNECTION (VPN) Lets you browse privately in public by activating secure VPN when public Wi-Fi is unsafe.
SECURE CONNECTION (VPN) Lets you browse privately in public by activating secure VPN when public Wi-Fi is unsafe.
SECURE CONNECTION (VPN) Lets you browse privately in public by activating secure VPN when public Wi-Fi is unsafe.
PASSWORD MANAGER Secures your passwords and key documents and syncs them across all your devices.
PASSWORD MANAGER Secures your passwords and key documents and syncs them across all your devices.
PASSWORD MANAGER Secures your passwords and key documents and syncs them across all your devices.
PASSWORD MANAGER Secures your passwords and key documents and syncs them across all your devices.
PRIVACY PROTECTION Prevents social media platforms and other websites tracking your behaviour and collecting your data*.
PRIVACY PROTECTION Prevents social media platforms and other websites tracking your behaviour and collecting your data*.
PRIVACY PROTECTION Prevents social media platforms and other websites tracking your behaviour and collecting your data*.
PRIVACY PROTECTION Prevents social media platforms and other websites tracking your behaviour and collecting your data*.
ACCOUNT CHECK Checks your accounts for data leaks and advises you if it detects problems.
ACCOUNT CHECK Checks your accounts for data leaks and advises you if it detects problems.
ACCOUNT CHECK Checks your accounts for data leaks and advises you if it detects problems.
ACCOUNT CHECK Checks your accounts for data leaks and advises you if it detects problems.
HOME WI-FI MONITORING Patrols your home Wi-Fi and alerts you when a new device connects to help you unmask intruders*.
HOME WI-FI MONITORING Patrols your home Wi-Fi and alerts you when a new device connects to help you unmask intruders*.
HOME WI-FI MONITORING Patrols your home Wi-Fi and alerts you when a new device connects to help you unmask intruders*.
HOME WI-FI MONITORING Patrols your home Wi-Fi and alerts you when a new device connects to help you unmask intruders*.
SAFE MONEY Adds an extra layer of security to protect your online shopping payments and banking*.
SAFE MONEY Adds an extra layer of security to protect your online shopping payments and banking*.
SAFE MONEY Adds an extra layer of security to protect your online shopping payments and banking*.
SAFE MONEY Adds an extra layer of security to protect your online shopping payments and banking*.
CLEAN AND OPTIMISE Boosts the performance of your devices by ridding them of junk and auto-updating apps on your PC.
CLEAN AND OPTIMISE Boosts the performance of your devices by ridding them of junk and auto-updating apps on your PC.
CLEAN AND OPTIMISE Boosts the performance of your devices by ridding them of junk and auto-updating apps on your PC.
CLEAN AND OPTIMISE Boosts the performance of your devices by ridding them of junk and auto-updating apps on your PC.
FAMILY SHARING Lets you share security with your whole family and give loved ones access to specific tools.
FAMILY SHARING Lets you share security with your whole family and give loved ones access to specific tools.
FAMILY SHARING Lets you share security with your whole family and give loved ones access to specific tools.
FAMILY SHARING Lets you share security with your whole family and give loved ones access to specific tools.
KIDS PROTECTION Helps you protect your kids in the digital jungle and see where they go on an online map.
KIDS PROTECTION Helps you protect your kids in the digital jungle and see where they go on an online map.
KIDS PROTECTION Helps you protect your kids in the digital jungle and see where they go on an online map.
KIDS PROTECTION Helps you protect your kids in the digital jungle and see where they go on an online map.
* Please note that Kaspersky Security Cloud functionality may be limited on certain devices and operating systems. Please visit help.kaspersky.com for more details.
We have combined all our Android security technologies into one app – Kaspersky Internet Security for Android. This app is also available under the license for Kaspersky Security Cloud. All Kaspersky Security Cloud for Android features are now available with the Kaspersky Internet Security for Android app. Please note Kaspersky Security Cloud for Android has been discontinued.
Owing to legal restrictions on the use of a Virtual Private Network (VPN), Kaspersky Secure Connection cannot be installed in Belarus, China, Saudi Arabia, Iran, Oman, Pakistan and Qatar.
KasperskySecurity Cloud
All our best security under one account and ready to use. Comes with features that adapt in real-time to keep you safe.
Get reliable antivirus & extra security – for free!
System Requirements
For all devices:
- Internet connection required – for product activation & updates and for access to some features
Windows®-based desktops & laptops (system with an x86 processor)
- 1500 MB free space on the hard drive
- Microsoft Windows 111 Home / Pro / Enterprise2
- Microsoft Windows 101 Home / Pro / Enterprise2
- Microsoft Windows 8 & 8.1 / Pro / Enterprise / 8.1 update2
- Microsoft Windows 7 Starter / Home Basic & Premium / Professional / Ultimate – SP1 or higher2
- Processor: 1 GHz or higher
- Memory (RAM) : 1 GB (32-bit) or 2 GB (64-bit)
- Minimum screen resolution: 1024 x 768
Android smartphones and tablets3
- Android™ 5.0 or higher
- Minimum screen resolution: 320 x 480
iPhone and iPad
- iOS® 14.0 or higher
1 If you’re using Windows 11/10, you might need to download & install all available patches for your Kaspersky security software. Product is not intended to operate on Windows 11/10 Mobile/S/Education/IoT Core editions.
2 Some product features may not work on 64-bit operating systems. Please visit https://support.kaspersky.com/15458 to get more details.
3 The Kaspersky Internet Security for Android functionality may currently be limited on certain devices. Please visit https://support.kaspersky.com/15258 for more details.
Please note we do not support the beta versions/previews of new operating systems. Only final, officially released operating systems are supported by the product.
Please note that Kaspersky Security Cloud functionality may be limited on certain devices and operating systems. Please visit help.kaspersky.com for more details.
400 millionusers protected
by Kaspersky Technologies
360K
new malicious files detected by us every day
270K
companies use our security
200
countries and territories benefit from our products
~ 120
global Technology / OEM Agreements