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CUNICULA

SeedSigner vs Sparrow Wallet

SeedSigner has no identity verification recorded. Sparrow Wallet has no identity verification recorded. The table lists fees, limits, jurisdiction, source coverage, and recorded risks.

SeedSigner vs Sparrow Wallet privacy comparison
Metric
Sparrow WalletDetailsOfficial site
Document checkZero KYCZero KYC
Identity exposureLevel 0/4Level 0/4
Evidence
Recorded riskstandardstandard
JurisdictionNone recordedNone recorded
Fee~$50-70 (DIY parts)Free
LimitNone recordedNone recorded
Countries/regionsGlobalGlobal
Features
  • Air-gapped QR signing
  • Bitcoin-only
  • DIY hardware signer
  • No persistent storage
  • Open source
  • Raspberry Pi Zero
  • SeedQR backup format
  • Stateless (no key storage)
  • Bitcoin only
  • CoinJoin (Whirlpool)
  • Desktop
  • Full node support
  • Hardware wallet
  • Open source
  • PSBT signing
  • UTXO control
Categories
  • Privacy Tools
  • Wallet
  • Wallet
Audited byNone recordedNone recorded
Networks supported
  • BTC
None recorded
Last reviewed2026-06-222026-06-22

How privacy, evidence, and risk are reported