Costs, licensing, consumer protection Privacy, self-custody, censorship resistance

Umbra

Phoenix DAO LLC

3.0/5 5.0/5 · Data verified on

Umbra describes itself as a "privacy layer for money" onchain, with asset shielding, private swaps, private sends and withdrawals. It is a non-custodial protocol (keys stay with the user) operated by Phoenix DAO LLC, letting users make confidential transactions on a public blockchain. It is a niche technical tool with limited public and corporate disclosure.

31
Transparency: Very low
31/100 · see methodology
31
Data exposure: Minimal
31/100 · lower is better for sovereignty · methodology

Data & conditions

Service type Stablecoin infrastructure
Pricing model Not disclosed
Custody model non-custodial
Customer type Developers, Platforms
Fund custody Self-custody (funds in your control)
Supported countries US, EEA, APAC
Segment B2C, B2B
MiCA / License status Not disclosed

Strengths

  • Non-custodial onchain privacy: keys and funds stay under the user's control.
  • Built-in shielding, private swap and private send features.
  • Self-custody: funds stay in your wallet — the platform cannot touch them.

Weaknesses

  • Limited transparency: little public information on team, funding and maturity.
  • A privacy tool subject to regulatory and anti-money-laundering scrutiny.
  • No notable sovereignty drawback documented.

Verdict

C S ★ 3.0/5 ★ 5.0/5

Score 3.0/5, average profile. In its favour: non-custodial onchain privacy: keys and funds stay under the user's control. The trade-off to weigh: limited transparency: little public information on team, funding and maturity.

On the Sovereignty lens the score is 5.0/5 (outstanding): the strength is privacy & anonymity (5.0/5), while censorship resistance (5.0/5) is the weak link.

Privacy & anonymity 30% 5.0
Fund control 20% 5.0
Censorship resistance 20% 5.0

Promp's editorial rating based on real fees and net annual cost. Promp reviews third-party products independently.

"Sovereignty" rating: score computed on privacy/anonymity (30%), fund control (20%), censorship resistance (20%), trustless/auditability (20%) and costs (10%). Same data, different weights.

FAQ

Does Umbra custody my funds?

No. Umbra is a non-custodial privacy protocol: funds stay under the user's control via their own keys.

Who runs Umbra?

The site lists Phoenix DAO LLC as operator. Public information on team, funding and regulation is limited.

Sources

Update history

✓ Terms unchanged since Jul 17, 2026

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