How to use kointax step by step
Step 1: Create account at kointax.io → verify email
Step 2: Connect exchanges
- Via API (recommended): Create read-only API keys in exchange → enter in kointax → auto-import
- Via CSV: Download history CSV from exchange → upload in kointax
Step 3: Connect wallets
- Add public address (never private key)
- kointax auto-imports all on-chain transactions
Step 4: Review transactions
- Check all classifications are correct
- Correct any wrong classifications
Step 5: Generate reports
- Models 172 & 173: Download XML for AEAT Sede Electrónica
- IRPF report: Capital gains/losses + income breakdown → use directly in Renta declaration
Pricing: Free plan / €29/yr Basic / €59/yr Pro / €149/yr Business
kointax is the only platform generating Models 172/173 + AEAT-exact FIFO + Spanish-language support.