A read-only cryptocurrency portfolio tracker and tax reporter for macOS. Monitor your assets across multiple blockchain networks — privately and securely.
Download on the Mac App StoremacOS 13+ · Free · No sign-up required
Monitor balances across Ethereum, Bitcoin, Polygon, BNB Chain, Arbitrum, Optimism, and more.
Real-time prices, 24h changes, market caps and volume for 500+ cryptocurrencies.
Generate tax estimates with FIFO, LIFO, and HIFO cost-basis methods. Export as CSV.
No accounts, no sign-ups. All data stored locally on your device. No analytics or tracking.
View all incoming and outgoing transactions with timestamps, counterparties, and USD values.
View-only access. Cannot initiate transactions. Your keys never leave your hardware wallet.
Tangem Secure is a companion app for your hardware wallet. It provides a read-only view of your portfolio without ever accessing your private keys.