Hello, you can really make a small additional income by exchanging cryptocurrencies. For this, I can recommend you to use the Trustchange crypto exchanger. A convenient service designed for ordinary users who want to quickly exchange cryptocurrency for money, or coins between themselves. The advantage is the high speed of transactions and the simplicity of the process, which is facilitated by a simple and intuitive design in a minimalist style. A multifunctional and accurate calculator allows you to accurately calculate transactions.