Tailscale vs ZeroTier
Tailscale vs ZeroTier, compared side by side on 21 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: Tailscale is on 72/100 and ZeroTier on 58/100.
Where each one leads
Tailscale
- our overall score: 72/100 against 58/100
- domain rating: 84/100 against 74/100
- headcount: 321 against 27
- funding raised: $505M against $29.4M
- LinkedIn following: 35,857 against 3,696
ZeroTier
- agent readiness: 53/100 against 41/100
At a glance
| Measure | Tailscale | ZeroTier |
|---|---|---|
| What it is | Secure, identity-based connectivity platform replacing VPNs, SASE, and PAM for modern teams and workloads. | Provides a software-defined networking solution for creating secure virtual networks. |
| Category | Cybersecurity, Software-defined networking, VPN, Zero Trust Networking | Not published |
| Sells toBusiness model | B2B | B2B |
| Offering | Software | Software |
| Founded | 2019 | 2013 |
| Headquarters | San Francisco, United States | Palo Alto, USA |
| Status | Active | Active |
Size, funding and growth
| Measure | Tailscale | ZeroTier |
|---|---|---|
| Employees | 321 | 27 |
| Total funding | $505M | $29.4M |
| Latest round | Series B | Series A |
| Valuation | $2.0B | Not published |
| LinkedIn followers | 35,857 | 3,696 |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | Tailscale | ZeroTier |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 72/100 | 58/100 |
| Traction | 75/100 | 52/100 |
| Team | 70/100 | 50/100 |
| Community | Not published | 13/100 |
| Search visibility | 44/100 | 33/100 |
| Quality | 78/100 | 68/100 |
| Agent readinessHow well an AI agent can read and act on the site | D (41/100) | D (53/100) |
| Domain ratingLink authority, 0-100 | 84/100 | 74/100 |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | Tailscale | ZeroTier |
|---|---|---|
| Hosting | Vercel | Google Cloud |
| CDN | Vercel | Cloudflare |
| CMS | Not detected | WordPress |
| Frameworks | Next.js, Tailwind CSS | Jquery |
| Analytics | Not detected | Google Analytics 4, Google Tag Manager, Microsoft Clarity |
| Support stack | Not detected | HubSpot |
| Open source | Yes, 3,875 GitHub stars | Yes |
What users say
| Measure | Tailscale | ZeroTier |
|---|---|---|
| Community ratingVisitor votes on StartupHub | Not published | 5.0/5 from 1 vote |
Tailscale vs ZeroTier: common questions
Which is better, Tailscale or ZeroTier?
On our 0-100 score Tailscale rates higher (72/100 against 58/100). 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 21 data points above: read the rows that match what you are buying for.
How do Tailscale and ZeroTier compare on the numbers?
Tailscale leads on our overall score (72/100 against 58/100), domain rating (84/100 against 74/100), headcount (321 against 27), funding raised ($505M against $29.4M), LinkedIn following (35,857 against 3,696). ZeroTier leads on agent readiness (53/100 against 41/100).
Read the full Tailscale review and pricing or the ZeroTier review and pricing. You can also browse other Tailscale alternatives we track.