Business VPN & Zero Trust review

ZeroTier review

Software-defined networking that links devices anywhere as one LAN.

ResearchedBy WhatsTheStack Editorial TeamLast verified

8.0ExcellentEditorial score / 10Editorial score 8.0 out of 10
Starting price
Free for 10 devices; Essential $18 / month
Free plan
Yes
Free trial
No
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Prices are indicative; confirm on the vendor’s site.

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Our verdict · 8.0/10 Excellent

A flexible, low-cost way to network devices, especially for technical teams. It is not a turnkey zero-trust product for non-technical admins.

Key takeaways

  • Best for: IoT and device fleets.
  • Strongest area: Value for money (8.8/10). Weakest: Integrations & ecosystem (7.0/10).
  • Price: Free for 10 devices; Essential $18 / month — free plan available.
  • Watch out for: Device-based pricing adds up.

What is ZeroTier?

ZeroTier creates virtual networks so devices across offices, clouds and homes can talk as if on the same local network. It is popular for remote access, IoT and lab environments. A free plan covers 10 devices; paid plans are priced by devices rather than users.

ZeroTier is made by ZeroTier and is reviewed here as a business VPN. It is priced on a freemium basis, and our editorial score is 8.0 out of 10, calculated from six weighted criteria.

Who it’s for — and who should skip it

Choose ZeroTier if

  • IoT and device fleets
  • Developers and lab networks
  • Linking small offices cheaply

Not for you if

  • Admins wanting app-level access policies out of the box
  • Users wanting a privacy VPN

Key features

Virtual networks

Layer-2 networks spanning any location.

Peer-to-peer

Direct encrypted connections between devices.

Flow rules

Network-level access rules.

Central controller

Manage members and routes in one console.

Integrates with
  • Linux
  • Windows
  • macOS
  • iOS
  • Android
  • Docker

Pros & cons

What we like

  • Works across almost any platform
  • Free for small networks
  • Peer-to-peer performance
  • Self-hostable controller

Watch out for

  • Device-based pricing adds up
  • Steeper learning curve
  • Fewer identity integrations

Pricing & true cost

ModelFreemium
Starts atFree for 10 devices; Essential $18 / month
Free planAvailable
Free trialNot available
ZeroTier pricing tiers (indicative)
PlanIndicative priceNotes
PersonalFree10 devices
Essential≈ $18 / mo10 devices, +$2/device
Scale≈ $179 / mo100 devices

Pricing watch-out: Essential includes 10 devices plus $2 per extra device; Scale is $179/month for 100 devices.

Contract questions to ask before you sign
  1. Does the plan auto-renew, and how many days’ notice do you need to cancel?
  2. Is the advertised price for annual billing? What is the month-to-month price?
  3. Is the first-year price a promotion? What will renewal cost, and is it capped?
  4. Is there a minimum number of seats, or a charge for inactive users?
  5. Are onboarding, implementation or premium-support fees extra?
  6. How do we export all our data if we leave, and in what format?

General questions for any vendor — not findings about this product. Build a full checklist with our requirements builder.

Indicative USD pricing, last checked November 5, 2026 (source). Vendors change prices and promotions often — always confirm on their website. Model your own numbers with our SaaS TCO calculator.

Score breakdown

How the ZeroTier score is calculated
CriterionWeightScoreWhat it meansPoints
Features & fit25% 8.2Excellent: Covers all core needs and most advanced needs; gaps are minor or niche.2.10
Ease of use15% 7.4Easy: Productive within a day; occasional help docs needed for advanced features.1.10
Value for money15% 8.8Good: Fair pricing; key features available on mid tiers; renewals predictable.1.30
Support & reliability10% 7.2Strong: Responsive support on paid tiers, strong docs and a good reliability record.0.70
Security & privacy30% 8.2Strong: MFA, encryption and admin controls as standard; audits published; minor gaps such as SSO only on top tiers.2.50
Integrations & ecosystem5% 7.0Adequate: Key integrations exist but others need an automation platform or workaround.0.40
Overall100%Weighted for security products8.0

Security & compliance facts

Security and compliance status for ZeroTier
ItemStatusQuestion to ask ZeroTier
Multi-factor authenticationStops most account takeovers from reused or phished passwords.Not verified by usCan admins enforce MFA for every user, on every plan?
Single sign-on (SAML/OIDC)Lets you remove a leaver’s access everywhere from one place.Not verified by usIs SSO included on the plan we are buying, or only on enterprise tiers?
SOC 2 Type II reportIndependent audit of the vendor’s security controls — often required by larger customers.Not verified by usCan we see your current SOC 2 Type II report (under NDA if needed)?
ISO/IEC 27001 certificationInternational standard for running an information-security programme.Not verified by usWhich legal entity and services does your ISO 27001 certificate cover?
GDPR data processing agreementNeeded if you handle personal data of people in the EU/UK.Not verified by usDo you offer a signed DPA and list your sub-processors?
HIPAA business associate agreementRequired before US healthcare businesses store protected health information.Not verified by usWill you sign a BAA, and on which plans?

We have not yet verified these items for ZeroTier against a primary source, so we don’t claim them either way. Check ZeroTier’s trust or security page and ask for documents in writing.

Before you buy any business VPN

Check ZeroTier against the same list we use for every business VPN — and confirm each point on the plan you intend to buy, not the top tier.

  • Central admin console
  • Dedicated IP / gateway options
  • SSO and user provisioning
  • Device posture checks
  • Clear logging policy

See every ranked option in Business VPN & Zero Trust.

ZeroTier alternatives

Editor’s picks

Tailscale

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8.7Editorial score 8.7 out of 10

Easy mesh networking built on WireGuard — private networks in minutes.

From
Free personal; business from around $6–18 / user / month
Free plan
Yes
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NetBird

Business VPN & Zero Trust

8.3Editorial score 8.3 out of 10

Open-source WireGuard mesh networking with zero-trust access control.

From
Free for 5 users; Team €6 / user / month
Free plan
Yes
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Twingate

Business VPN & Zero Trust

8.5Editorial score 8.5 out of 10

Zero-trust remote access designed as a simple VPN replacement.

From
Free for small teams; paid from around $5–10 / user / month
Free plan
Yes
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Review history

  1. Scored under methodology v2.0 (six weighted criteria, computed overall score).

ZeroTier FAQ

Is ZeroTier free?

Yes for personal networks with up to 10 devices.

ZeroTier vs Tailscale?

Both build mesh networks; Tailscale is simpler with identity-based access, ZeroTier is more flexible at the network layer.

Does ZeroTier have a free plan?

Yes. ZeroTier offers a free plan. Paid plans start at Free for 10 devices; Essential $18 / month (indicative — check the vendor for current pricing).

Who is ZeroTier best for?

ZeroTier is best for: ioT and device fleets; developers and lab networks; linking small offices cheaply.

How is the ZeroTier score calculated?

The 8.0/10 overall score is a weighted average of six sub-scores — features & fit, ease of use, value, support & reliability, security & privacy, and integrations — using the published weights for security products. Affiliate relationships have no input. See our methodology page for the full rubric.

What are the best alternatives to ZeroTier?

Popular alternatives include Tailscale, NetBird, Twingate. See our comparisons for side-by-side verdicts.

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