KeepKey vs Tangem

KeepKey3.6/5

VS

Tangem4.3/5

Feature	KeepKeyVisit	TangemVisit
Ratings
Our score	3.6/5	4.3/5
User rating	No reviews yet	No reviews yet
Security	3.0	4.5
Build & design	4.0	4.5
Ease of use	3.5	4.5
Coin support	4.0	4.5
Value for money	4.0	3.5
Specs
KYC required	No	Not disclosed
Connectivity	USB-C	NFC
Secure element	No	Yes
Firmware	Fully open source	Partially open source
Display	Screen + buttons	No screen
Air-gapped signing	No	No
Bitcoin-only	No	No
Supported assets	7,000	14,100
Battery	No	No
BIP39 passphrase	Yes	Yes
Companion app	KeepKey Desktop	Tangem app
Touchscreen	No	No
Backup options	12-word seed phrase, 24-word seed phrase, BIP39 passphrase	Two-card backup, Three-card backup, Optional recovery phrase
NFC	No	Yes
Company
Founded	2014	2017
Headquarters	United States	Switzerland
Investors	Not disclosed	Shima Capital, SBI Digital Asset Holdings
Strengths and weaknesses
Pros	Full hardware schematics and device firmware published on GitHub Large OLED screen clearly displays full receiving addresses and transaction amounts Direct on-chain cross-chain swaps without custodial exchange accounts or KYC Includes BIP39 passphrase support for secondary hidden wallet partitions	EAL6+ secure element from Samsung Semiconductors Battery-free card design removes charging and cable failure points Three-card sets provide two physical backups Supports 14,100+ assets across 90+ blockchains
Cons	Lacks a certified Secure Element chip to resist physical hardware glitching Requires a wired USB connection with no air-gapped QR or microSD signing Hardware design targeted by physical side-channel vulnerabilities disclosed in 2020 Companion browser extension operates exclusively on Google Chrome	Closed, factory-installed firmware cannot be updated No screen for independently checking transaction details Losing every linked card can remove wallet access App services add provider and smart-contract exposure
Best for	Long-term Bitcoin and EVM cold storage, DeFi users trading without KYC, Desk-bound self-custody setups	Long-term self-custody, Seedless wallet backups, NFC phone users

Highlighted cells show the stronger value in each row. Data comes from each provider's site and public sources; check details before you sign up.

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