Pay with crypto. Activate instantly.
Bitcoin, Lightning, Monero, and more accepted via BTCPay Server.
No account required. Your license key will be shown after payment.
1. Choose your plan and pay with cryptocurrency.
2. After payment, you'll receive a license key (XXXX-XXXX-XXXX-XXXX).
3. Open CalcLok → Settings → Premium → enter your key.
4. Use on up to 3 devices with the same key.