Windows PC
Download the Happ desktop client and use the setup guide to add your personal key.
Download for PCDownload a VPN client for Windows, Android, iPhone or macOS, choose a plan and connect with your personal key in a few simple steps.
Choose your platform and open the matching installer or official app store page.
Download the Happ desktop client and use the setup guide to add your personal key.
Download for PCDownload the Android APK directly from the Sirius VPN website.
Download APKInstall Happ Proxy Utility from the official Apple App Store.
Open App StoreDownload the universal DMG package for Mac.
Download DMGThe website includes installers, plans, setup instructions and support. Your personal VLESS key is shown after successful payment.
No external font downloads or heavy UI frameworks.
Treat the key like a password and use it on one device.
Step-by-step setup pages for computers and phones.
Use the website chat if you need help with setup.
One key is intended for one device. For a phone and a PC, choose the two-key plan.