ProtonVPN is a free and fun Utilities app developed by Proton Technologies. The latest version of ProtonVPN is v2.2.1 with the 75 Mb of file size. Check out our app review of the iOS version for more details on the app.
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Update on: 2018-11-12
Version: 2.2.1 for iOS 11.0+
Size: 75 Mb
App Store users: Before you can download ProtonVPN for iPhone or iPad, you must have an active iTunes account. If you don’t have, please register to iTunes App Store with a credit card. In case you are not interested to open an account with your credit card number, you can select the option ‘None’ during the secured registration.