| Company and jurisdiction | Proton AG, Geneva, Switzerland | nordvpn S.A., Panama; parent Nord Security (Netherlands) | Surfshark B.V., Amsterdam; terms under British Virgin Islands law | GZ Systems Limited, British Virgin Islands | VeePN Corp., Panama; terms under the law of England and Wales | VirtualShield LLC, Delaware, US |
| No-logs evidence Checked Oct 30, 2026 | Securitum, yearly since 2022; May 2026 report public | PwC (2018, 2020), Deloitte since 2022, latest late 2025; report for customers only | Deloitte, 2023 and 2025; reports for subscribers only | Altius IT, then an unnamed firm, latest dated 2023; no report linked | None; Cure53 tested its extensions in 2021 | None cited |
| Devices at once | 10 on paid plans (Free: 1) | 10 | Unlimited, under a fair-usage policy | 10; up to 50 with the Multi-Login add-on | 5, 10 or 20 by plan; terms say 10 | Unlimited, or 5 per user, depending on the page |
| Kill switch | Windows, Mac, Linux, iPhone, iPad, Android | Windows, Android 8+, Linux; per-app on the website Mac app; "bypass prevention" on iPhone and the App Store Mac app; none on Fire TV Stick | Windows, Mac, Linux (not Flatpak), iPhone, Android | Windows, Mac, Linux, Android, Fire TV; not stated for iPhone | Windows, Mac, Android, iOS | Windows, Mac, Android; automatic on iPhone |
| Split tunneling | Paid plans; not iPhone or iPad; experimental on Mac | Windows, Android, Android TV, Fire TV; not iPhone or Mac | Windows, Mac, Android, extensions; websites only on iPhone | Windows, Android, Android TV, Fire TV; not stated for Mac or iPhone | Apps on Windows and Android; websites on iOS and extensions | Local-network access only, per its help center |
| TV, Linux and browser apps | Android TV, Fire TV, Apple TV (paid); Linux; Chrome, Firefox | Apple TV, Android TV, Fire TV; Linux; Chrome, Firefox, Edge | Apple TV, Android TV, Fire TV; Linux; Chrome, Firefox, Edge | Apple TV, Android TV, Fire TV; Linux; Chrome, Firefox, Edge | Android TV, Fire TV; no Linux app; free Chrome, Firefox, Edge | Android app on Nvidia Shield only; Linux app obsolete; extensions retired in 2023 |
| Extras beyond the VPN | Secure Core, NetShield; Mail, Drive and Pass in Proton Unlimited | Malware scanner (Windows, Mac), NordPass, NordLocker in Complete and up | Antivirus and leak alerts in One; Incogni data removal in One+ | Password manager in Plus; data removal and full dark web monitoring in Max | Antivirus (Windows, Android) and Breach Alert in Pro and Max | Antivirus, identity monitoring, data removal in VirtualShield One |
| Refund window (first purchase) | 30 days | 30 days | 30 days | 31 days | 30 days on 12- and 24-month plans; 14 on monthly | 60 days from the first charge |