comparison · VPN providers
Calyx VPN vs IVPN
Both are listed in VPN providers. The table below pulls directly from each service’s data sheet; see each entry for sourcing.
| Field | Calyx VPN | IVPN |
|---|---|---|
| KYC | no KYC | no KYC |
| Category | VPN providers | VPN providers |
| Jurisdiction | United States (Calyx Institute, NY) | Gibraltar (operator-disclosed) |
| Payment methods | donation | crypto, cash-by-mail, card |
| Fiat on-ramp | no | no |
| Custodial | no | no |
| Open source | yes | yes |
| Founded | 2014 | 2009 |
| Last verified | May 12, 2026 | Jan 1, 2026 |
Calyx VPN — summary
Calyx VPN is the non-profit no-account VPN from the Calyx Institute.
- + Operated by Calyx Institute non-profit (founder Nicholas Merrill of the 2004 National Security Letter case).
- + No accounts, no signup, no identity binding at all.
- + Open-source Bitmask client; reproducible builds.
- − U.S. operator subject to U.S. legal process; the operator's transparency posture is what mitigates this.
- − Smaller server fleet than commercial peers.
- − Speed and capacity are membership-limited.
IVPN — summary
IVPN is the closest peer to Mullvad in posture: no-account signup, audited no-logs, cash accepted.
- + Account-ID-only signup; no email by default.
- + Audited no-logs claims and open-source client.
- + Strong technical posture (WireGuard, multihop, anti-tracker filtering).
- − Smaller server fleet than the largest commercial VPNs.
- − Card payment leaks payer identity to the processor.
- − Facts need re-verification by operator (last seeded 2026-01).
When to choose which
Treat this section as heuristic. Privacy properties depend on how you use the service, not just which one you pick.
- Choose Calyx VPN if operated by calyx institute non-profit (founder nicholas merrill of the 2004 national security letter case)..
- Choose IVPN if account-id-only signup; no email by default..
- Either way, re-check the entry’s last verified date — the VPN providers category churns.
Mentioned in (combined)
Pages on the site that reference Calyx VPN, IVPN, or both.
Ranked picks
Quick answers
Compared as of .