32% pricier ≈ €25
- Open-source firmware
- Source code available
- BIP39 passphrase
- Compatible third-party wallets 2 vs 8
- Miniscript
- isse.eu.com
- Hardware wallets
- Coinkite Tapsigner
- Alternatives
Alternatives to Coinkite Tapsigner
5 card & ring wallets at a similar price that compete with the Tapsigner — what each does better, what it gives up and how the price compares.
Alternatives to the Tapsigner
3
Satoshi Engineering · 2022Lightning Tip Cards
- Source code available
- Upgradable firmware
4
KingMax · 2022SecSycript Card x1
