Independent tools, bitcoin-native.
Live prices, tax exports, invoicing.
BTC price history
Drill into 1-minute candles, 5+ years of history, multiple currencies.
Explore →Crypto tax report
Sync wallets and exchanges. Get a country-ready export — Sweden (K4) or Germany (Anlage SO).
Generate →Invoicing
BTC + Lightning payable invoices in seconds. Bank rails too.
Create →Crypto tax report
Country-ready tax export from your crypto transactions, in minutes.
Sync your wallets and exchanges, or upload a CSV. We classify each transaction as income or capital gain, value it in your country's currency using the official rules, and produce a filing-ready export: Sweden's K4 (Skatteverket) with SEK valuations or Germany's Anlage SO (BMF) with EUR valuations.
- Automatic income vs. capital-gain classification
- Local-currency valuation per official rules (Skatteverket / BMF)
- K4 (Sweden) and Anlage SO (Germany) exports — CSV, PDF, SRU
- Line-by-line plain-language explanations
Connections
Wallet · Bitcoin
|
Exchange · API key
Invoicing
Invoicing with Lightning and Bitcoin built-in.
Bank, Lightning, or Bitcoin. Let your customer pick the payment method. Generate a moms-compliant PDF in 8 languages, with QR codes for the crypto rails and giro fields for the bank rails.
- Bank (Bankgiro/Plusgiro/IBAN), Lightning, or BTC on-chain
- Per-invoice language (8 languages)
- Tax receipt with bookkeeping value at payment date (SEK or EUR)
- Mark as paid manually, no wallet integration needed
Sender
Payment options
Customer
Invoice details
Lines
Invoice
#2026-0042
Date
2026-04-26
Due date
2026-05-26
Bill from
—
, Sweden
Bill to
—
, Sweden