Authelia vs Tailscale: Which is Better in 2026?
Choosing between Authelia and Tailscale comes down to understanding what each tool does best. This comparison breaks down the key differences so you can make an informed decision based on your specific needs, not marketing claims.
Short on time? Here's the quick answer
We've tested both tools. Here's who should pick what:
Authelia
Open-source authentication and authorization server
Best for you if:
- • You need something completely free
- • You need identity & access features specifically
- • Authelia is an open-source authentication server providing SSO and 2FA for applications
- • It works as a reverse proxy companion to protect internal services with access control
Tailscale
Securely connect your devices like they're on the same network, anywhere
Best for you if:
- • You need vpn features specifically
- • Tailscale is a zero-config VPN that creates secure networks instantly
- • It connects devices using WireGuard with no firewall configuration needed
| At a Glance |  Authelia |  Tailscale |
|---|---|---|
Starts at | Free | $5/monthPersonal Plus |
Best For | Identity & Access | VPN |
Rating | - | - |
Choose Authelia or Tailscale?
Choose Authelia if
Open-source authentication and authorization server
- Open source SSO
- Self-hostable
- 2FA support
- You want a fully free tool (Tailscale requires payment)
- Your work is identity & access-shaped, not vpn-shaped
Choose Tailscale if
Securely connect your devices like they're on the same network, anywhere
- Easy setup
- WireGuard based
- Great free tier
- Your work is vpn-shaped, not identity & access-shaped
| Feature | Authelia | Tailscale |
|---|---|---|
| Pricing Model | Free | Freemium |
| User Rating | No ratings yet | ★4.7/5 32 reviews |
| Categories | Identity & AccessSecurity | VPNSecurity |
In-Depth Analysis
Authelia
Open-source authentication and authorization server
Strengths
- +Open source SSO
- +Self-hostable
- +2FA support
- +Good documentation
- +Privacy focused
Weaknesses
- -Setup complexity
- -Self-managed only
- -Learning curve
- -Smaller community
- -Maintenance needed
Key features
Tailscale
Securely connect your devices like they're on the same network, anywhere
Strengths
- +Easy setup
- +WireGuard based
- +Great free tier
Weaknesses
- -Coordination server required
- -Learning curve for teams
Key features
Pricing: Authelia vs Tailscale
| Plan | Authelia | Tailscale |
|---|---|---|
| Tier 1 | Free Free | Free Personal |
| Tier 2 | N/A | $5 month Personal Plus |
| Tier 3 | N/A | $6 /user/month Starter |
| Tier 4 | N/A | $18 /user/month Premium |
| Tier 5 | N/A | custom Enterprise |
Pricing verified from each vendor's public pricing page. Compare in detail on Authelia pricing and Tailscale pricing.
Who Should Use What?
On a budget?
Authelia is free. Tailscale is freemium.
Go with: Authelia
Want the highest-rated option?
Neither has user reviews yet.
Go with: Authelia
Value user reviews?
Neither has user reviews yet.
Go with: Tailscale
3 Questions to Help You Decide
What's your budget?
Authelia is free. Tailscale is freemium. Go with Authelia if free matters most.
What's your use case?
Authelia is a identity & access tool. Tailscale is in vpn. Pick the category that matches your needs.
How important are ratings?
Neither has user reviews yet.
Key Takeaways
Tailscale
- Free tier available
- Our pick for this comparison
Authelia
- Completely free
- Better fit for identity & access
The Bottom Line
Tailscale is our pick. That said, Authelia is free, hard to beat on price.
Frequently Asked Questions
Is Authelia or Tailscale better?
Tailscale is rated in our evaluation. Authelia is free and Tailscale is freemium.
What are Authelia and Tailscale used for?
Authelia: Open-source authentication and authorization server. Tailscale: Securely connect your devices like they're on the same network, anywhere.
What does Authelia cost vs Tailscale?
Authelia is completely free. Tailscale is freemium (free tier + paid plans). Visit their websites for detailed pricing.