Firebase
Tailscale
| Feature | Firebase | Tailscale |
|---|---|---|
| Pricing | Free / from $0/mo | Free / from $5/mo |
| Free Plan | ✓ Yes | ✓ Yes |
| Rating | 4.4 / 5 | 4.7 / 5 |
| Best For | mobile-developers, startups, prototypers, small-teams | developers, remote-teams, homelab-users, small-businesses |
| Founded | 2012 | 2019 |
| Firestore | ✓ | ✗ |
| Authentication | ✓ | ✗ |
| Cloud Functions | ✓ | ✗ |
| Hosting | ✓ | ✗ |
| Storage | ✓ | ✗ |
| Analytics | ✓ | ✗ |
| Crashlytics | ✓ | ✗ |
| Mesh Vpn | ✗ | ✓ |
| Wireguard Encryption | ✗ | ✓ |
| Zero Config | ✗ | ✓ |
| Acl Policies | ✗ | ✓ |
| Magic Dns | ✗ | ✓ |
| Subnet Routers | ✗ | ✓ |
| Exit Nodes | ✗ | ✓ |
| Ssh | ✗ | ✓ |
✓ Firebase Pros
- Generous free tier (Spark plan)
- Real-time database syncing
- Simple authentication setup
- Excellent for mobile apps
✗ Firebase Cons
- NoSQL can be limiting for complex queries
- Costs unpredictable at scale
- Vendor lock-in with Google
✓ Tailscale Pros
- Incredibly easy setup with no configuration needed
- Built on WireGuard for fast, modern encryption
- Works across NATs and firewalls seamlessly
- Free for personal use with up to 100 devices
✗ Tailscale Cons
- Requires Tailscale client on all devices
- Coordination server is not self-hostable (use Headscale fork)
- Less suitable for traditional site-to-site VPN use cases
The Verdict
Firebase is built for mobile developers and startups, with a focus on firestore and authentication. Tailscale targets developers and remote teams and leads with mesh-vpn and wireguard-encryption.
On pricing, Firebase is the clear winner for budget-conscious users — starting at $0/mo compared to $5/mo for Tailscale. That $5/mo difference adds up quickly for growing teams.
Both offer free plans, so you can test each with your real workflow before committing to a subscription.
Feature-wise, Tailscale offers broader built-in capabilities (8 features vs 7), while Firebase takes a more focused approach — which can mean a simpler, faster onboarding experience.
Bottom line: Tailscale has a slight overall edge — but if generous free tier (spark plan) matters most to you, Firebase may still be the right call.