Bitcoin-Tech

Calculators

Fee Calculator Calculate trading fees and net amounts. Mining Calculator Estimate mining profitability by hashrate and power. Compound Interest See how holdings grow with compounding over time. Profit / Loss Calculator Calculate ROI and P&L for any crypto trade.

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Portfolio & Holdings

Portfolio Tracking Track all your crypto, physical coins & metals in one place Exchange Import Import CSV from Binance, Coinbase, Uphold & more Holdings Analysis Asset allocation breakdown across crypto, metals & physical Wallet Studio Generate deterministic wallets, import addresses and manage your saved crypto wallets Wallet Widgets Publish embeddable wallet address widgets with QR code and optional balance Physical Bitcoin Coins Casascius, Antana, Lealana & more — valued at live BTC price

Analytics & Reports

Tax Report DE / EU FIFO-based gain/loss calculation, export CSV for tax filing Live Markets Real-time prices for 5 000+ coins with watchlist support Precious Metals Live spot prices for gold, silver, platinum, palladium & copper

Supported Exchanges

CSV Import

Import your transaction history from Binance, Coinbase, Uphold, Kraken, Bitpanda and any exchange that exports a standard CSV file — no API keys required.

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Physical Bitcoin Detail

Single asset view

Serial: C036666

Series: 2013 0.5 BTC (Prefix 12)

Manufacturer: Casacius

Variant: 2013 0.5 BTC (Prefix 12)

BTC Address: 12SMb3i8zh2hF3Pi21Cb3pn3jfb1EzBho1

Denomination: 0.00000000 BTC

Year: 2013

Funded: No

Notes: {`source`: "casacius.txt", `chunk`: "2013-0.5btc", `variant_slug`: "2013-0-5btc-prefix-12"}

Wallet Watchlist

Track this physical coin as a wallet

Add this public BTC address to your wallet watchlist so you can monitor balance changes and receive payments without storing any private key.

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Sign in to add physical coins to your wallet and keep a payment-ready public address on your account.

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