Proton VPN vs Tailscale
Proton VPN vs Tailscale, compared side by side on 17 data points: what each one does, how big it is, what it has raised, the tech running each site, and what users report. We score both out of 100 on traction, team and visibility: Proton VPN is on 34/100 and Tailscale on 72/100.
Where each one leads
Proton VPN
- agent readiness: 48/100 against 41/100
- headcount: 888 against 321
- LinkedIn following: 146,871 against 35,857
Tailscale
- our overall score: 72/100 against 34/100
At a glance
| Measure | Proton VPN | Tailscale |
|---|---|---|
| What it is | A secure and private virtual private network service. | Secure, identity-based connectivity platform replacing VPNs, SASE, and PAM for modern teams and workloads. |
| Category | Not published | Cybersecurity, Software-defined networking, VPN, Zero Trust Networking |
| Sells toBusiness model | B2C | B2B |
| Offering | Software | Software |
| Founded | 2017 | 2019 |
| Headquarters | Geneva, Switzerland | San Francisco, United States |
| Status | Active | Active |
Size, funding and growth
| Measure | Proton VPN | Tailscale |
|---|---|---|
| Employees | 888 | 321 |
| Total funding | Not published | $505M |
| Latest round | Venture Round | Series B |
| Valuation | Not published | $2.0B |
| LinkedIn followers | 146,871 | 35,857 |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | Proton VPN | Tailscale |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 34/100 | 72/100 |
| Traction | 20/100 | 75/100 |
| Team | 50/100 | 70/100 |
| Search visibility | 36/100 | 44/100 |
| Quality | Not published | 78/100 |
| Agent readinessHow well an AI agent can read and act on the site | D (48/100) | D (41/100) |
| Domain ratingLink authority, 0-100 | 89/100 | 84/100 |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | Proton VPN | Tailscale |
|---|---|---|
| Hosting | Not detected | Vercel |
| CDN | Not detected | Vercel |
| Frameworks | Astro, Tailwind CSS | Next.js, Tailwind CSS |
| Open source | No | Yes, 3,875 GitHub stars |
Proton VPN vs Tailscale: common questions
Which is better, Proton VPN or Tailscale?
On our 0-100 score Tailscale rates higher (72/100 against 34/100). The score weights traction, team, visibility and profile completeness, so it reflects company strength rather than which product suits you. We compare the two on 17 data points above: read the rows that match what you are buying for.
How do Proton VPN and Tailscale compare on the numbers?
Proton VPN leads on agent readiness (48/100 against 41/100), headcount (888 against 321), LinkedIn following (146,871 against 35,857). Tailscale leads on our overall score (72/100 against 34/100).
Read the full Proton VPN review and pricing or the Tailscale review and pricing. You can also browse other Proton VPN alternatives we track.