BitBox02 vs SeedSigner — Head-to-Head Custody Comparison

An independent, data-driven comparison of BitBox02 and SeedSigner across security, insurance, fees, regulatory compliance, and more.

Verdict

Quick Verdict

BitBox02 scores 5.9 vs SeedSigner's 5.4. BitBox02 leads in 5 of 8 categories.

BitBox02 is better suited for Privacy-focused users, Swiss quality seekers, Bitcoin-only users. SeedSigner is better suited for DIY enthusiasts, Cypherpunks, Security researchers.

5.9

Below AverageCustody Score

BitBox02

5.4

Below AverageCustody Score

SeedSigner

Scores

Score Comparison

Weighted scores across all 8 custody criteria.

Criterion	Weight	BitBox02	SeedSigner	Winner
Security	20%	9.0	8.5	BitBox02
Insurance	15%	1.0	1.0	Tie
Regulatory	15%	2.0	1.0	BitBox02
Fee Transparency	10%	9.5	10.0	SeedSigner
Track Record	15%	7.0	6.0	BitBox02
Withdrawal Flexibility	10%	9.5	8.5	BitBox02
Reporting & Audit	10%	2.0	1.0	BitBox02
Counterparty Diversification	5%	9.0	10.0	SeedSigner
Overall Score	100%	5.9	5.4	BitBox02

Visual

Score Radar

Visual overlay of BitBox02 and SeedSigner across all categories.

BitBox02SeedSigner

Deep Dive

Category-by-Category Analysis

A deeper look at how each provider performs in every scoring criterion.

Security (9.0 vs 8.5)

BitBox02 uses Dual-chip hardware wallet key management with 100% in cold storage and regular penetration testing. Compliance: Open-source audited. Incident history: No known compromises.

SeedSigner uses Stateless signing device key management with 100% (stateless) in cold storage and no confirmed penetration testing. Compliance: N/A. Incident history: No known compromises.

Insurance (1.0 vs 1.0)

BitBox02 offers None — self-custody hardware via N/A. Hardware wallet. Full user responsibility.

SeedSigner offers None — DIY self-custody via N/A. DIY project. No company behind it. No insurance possible.

Regulatory (2.0 vs 1.0)

BitBox02 holds N/A — hardware manufacturer and is not a qualified custodian operating in Switzerland. Shift Crypto AG — Swiss-registered company.

SeedSigner holds N/A — open-source project and is not a qualified custodian operating in Decentralized / Open Source. Community-driven open-source project. No company.

Fee Transparency (9.5 vs 10.0)

BitBox02 charges None in annual custody fees with Network fees only per transaction. Swiss quality. Bitcoin-only edition available for maximalists.

SeedSigner charges None in annual custody fees with Network fees only per transaction. Build it yourself from off-the-shelf components. Truly zero trust.

Track Record (7.0 vs 6.0)

BitBox02 was founded in 2019 and is headquartered in Zurich, Switzerland. AUM: N/A (hardware manufacturer). Incident history: No known compromises.

SeedSigner was founded in 2021 and is headquartered in Open Source. AUM: N/A (DIY project). Incident history: No known compromises.

Withdrawal Flexibility (9.5 vs 8.5)

BitBox02 withdrawal fees: Network fees only. Minimum account: ~$149 (Multi) / ~$129 (Bitcoin-only). Supported assets: Bitcoin, Ethereum, 1,500+ (Multi edition).

SeedSigner withdrawal fees: Network fees only. Minimum account: ~$50 (components). Supported assets: Bitcoin only.

Reporting & Audit (2.0 vs 1.0)

BitBox02: SOC compliance is Open-source audited. Not classified as a qualified custodian.

SeedSigner: SOC compliance is N/A. Not classified as a qualified custodian.

Counterparty Diversification (9.0 vs 10.0)

BitBox02 is a cold storage / hardware provider. Key management: Dual-chip hardware wallet. Open-source. Swiss-made. Touch slider interface..

SeedSigner is a cold storage / hardware provider. Key management: DIY stateless signing device. Never stores keys. Camera-based QR code signing. Built from Raspberry Pi Zero..

Fees

Fee Comparison

Side-by-side fee breakdown for BitBox02 and SeedSigner.

Fee Type	BitBox02	SeedSigner
Setup Fee	$129-$149 (device purchase)	~$50 (Raspberry Pi Zero + camera + screen)
Annual Custody	None	None
Transaction	Network fees only	Network fees only
Withdrawal	Network fees only	Network fees only

BitBox02: Swiss quality. Bitcoin-only edition available for maximalists.

SeedSigner: Build it yourself from off-the-shelf components. Truly zero trust.

Features

Feature Comparison

Checklist of features across both providers.

Feature	BitBox02	SeedSigner
Bitcoin-only edition	✓	✗
Camera-based QR signing	✗	✓
DIY from off-the-shelf parts	✗	✓
Dice roll entropy	✗	✓
Dual-chip architecture	✓	✗
Fully open-source	✗	✓
MicroSD backup	✓	✗
Open-source firmware	✓	✗
Stateless — never stores keys	✗	✓
Tor support via BitBoxApp	✓	✗
Touch sliders	✓	✗
Zero supply chain trust required	✗	✓

Recommendation

Who Should Choose Which?

BitBox02 is better if you…

✓Are a privacy-focused users
✓Are a swiss quality seekers
✓Are a bitcoin-only users
✓Are a minimalists
✓Want: Swiss-made quality and security
✓Want: Dual-chip architecture
✓Want: Fully open-source

SeedSigner is better if you…

✓Are a diy enthusiasts
✓Are a cypherpunks
✓Are a security researchers
✓Are a ultra-paranoid bitcoiners
✓Want: Stateless — keys never stored on device
✓Want: Build from off-the-shelf components
✓Want: Zero supply chain attack surface

FAQ

Frequently Asked Questions

Is BitBox02 or SeedSigner better for Bitcoin custody?

BitBox02 scores 5.9 vs 5.4 in our weighted Custody Score. BitBox02 leads in 5 of 8 scoring categories. However, the best choice depends on your specific needs: BitBox02 is best for Privacy-focused users and Swiss quality seekers, while SeedSigner suits DIY enthusiasts and Cypherpunks.

What is the difference between BitBox02 and SeedSigner?

BitBox02 is a cold storage / hardware provider, while SeedSigner is a cold storage / hardware provider. BitBox02 excels in Fee Transparency, whereas SeedSigner is strongest in Fee Transparency.

How do BitBox02 and SeedSigner fees compare?

BitBox02 charges None annual custody fees with Network fees only transaction fees. SeedSigner charges None annual custody fees with Network fees only transaction fees.

Which is more secure, BitBox02 or SeedSigner?

BitBox02 scores 9.0/10 for security while SeedSigner scores 8.5/10. BitBox02 uses Dual-chip hardware wallet key management, and SeedSigner uses Stateless signing device.