# Proton VPN

Official ProtonVPN Windows app

Repository: https://github.com/ProtonVPN/win-app
Canonical: https://ross.abutalabs.com/products/proton-vpn
Homepage: https://protonvpn.com/download-windows
Language: C#
License: GPL-3.0
License Family: copyleft
Topics: vpn, windows
Last push: 2026-07-27T11:08:35+00:00
Link (homepage): https://protonvpn.com/download-windows
Link (site_page): https://protonvpn.com/features
Link (site_page): https://protonvpn.com/pricing
Link (site_page): https://protonvpn.com/about

## Health v2 (maintenance only)
Score: 91/100 (v2, computed 2026-09-02T17:46:02.011165+00:00)
- activity 94, release rhythm 83, longevity 100
- inputs: {"age_days": 2428, "days_push": 37, "days_rel": 37, "gap_med": 34.5, "n_releases_24m": 19}
- flags: none
- formula: round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)

## Adoption (not part of the score)
Stars 2476, forks 409 (observed 2026-08-28T04:06:54.868803+00:00)

## What it is
Official open-source Proton VPN client apps for Android and Windows, built by Proton AG to route traffic through Proton's VPN servers. The apps hide your IP address, encrypt traffic, and support protocols like OpenVPN and IKEv2 with a free tier available.

## Use cases
- hide my ip address while browsing
- bypass censorship and access blocked websites
- secure my traffic on public wifi
- open source vpn client for android
- stop advertisers from tracking my browsing
- vpn app for windows arm devices

## When to choose
- you want a reputable, audited, open-source VPN client tied to a Swiss privacy-focused provider
- you need cross-platform apps with a free tier and no-logs policy
- you want to bypass geo-blocks or censorship with strong encryption

## When to avoid
- you need a self-hosted VPN server solution like WireGuard on your own infrastructure
- you want a protocol-agnostic client that connects to any third-party VPN provider
- you need CLI-only or headless VPN management

## Facets
- artifact type: application
- maturity: active
- function: vpn, security, privacy, networking
- domain: privacy, security, censorship-circumvention, cross-platform
- platform: windows, cross-platform
- tags: protonvpn, openvpn, ikev2, strongswan, open-source-vpn-client, kotlin, swiss-privacy, android, mobile

## Member repositories
- ProtonVPN/win-app (main) score 91
- ProtonVPN/android-app (main) score 99

## Provenance
- Observed fields: from GitHub, fetched 2026-08-28T04:06:54.868803+00:00.
- Health v2: computed from the inputs above; adoption is never an input.
- Inferred fields (summary, facets, guidance): AI-extracted, prompt v1, taxonomy v1, on 2026-08-29T18:24:24.703688+00:00, confidence not recorded.
  - readme: https://github.com/ProtonVPN/win-app (fetched 2026-08-28T04:06:54.868803+00:00, sha ff40ce5a12cc)
  - homepage: https://protonvpn.com/download-windows (fetched 2026-08-29T09:17:59.344674+00:00, sha acf490294088)
  - site_page: https://protonvpn.com/features (fetched 2026-08-29T09:17:59.354131+00:00, sha 88e38c93d88c)
  - site_page: https://protonvpn.com/about (fetched 2026-08-29T09:17:59.358854+00:00, sha 929996f6173f)
  - site_page: https://protonvpn.com/pricing (fetched 2026-08-29T09:17:59.356661+00:00, sha 37dc3a251684)
- Data as of 2026-08-30T08:39:29.467469+00:00.