Tangem offers a distinctive approach to hardware wallets through its credit card-sized NFC-enabled smart cards, eliminating the need for screens, batteries, or USB connections. The wallet pairs with a companion mobile app and uses a multi-card backup system rather than traditional seed phrases, which is both a strength and a point of debate among crypto purists. The EAL6+ certified secure element chip provides strong tamper-resistant security, and the cards are IP68-rated for durability. Tangem supports a broad range of blockchains and tokens, making it versatile for multi-asset holders. The price point is notably competitive compared to traditional hardware wallets like Ledger or Trezor, lowering the barrier to self-custody. However, concerns exist around the lack of a seed phrase backup " users must rely entirely on Tangem's card-based recovery system. The closed-source firmware also raises transparency questions for security-conscious users. Despite these trade-offs, Tangem delivers an accessible, beginner-friendly cold storage solution that prioritizes simplicity without significantly compromising security fundamentals.