Coin is the everyday shorthand for digital money, and taxes names the problem every holder eventually faces. At nine letters, the compound is compact and easy to type in a browser or say in a meeting. Using English words on a German ending gives the name two audiences: German users who are comfortable with the loanwords, and the many English-speaking residents, expatriates and founders living in Germany who search for help in English.
The name belongs to the Bitcoin Tax & Law DACH bundle, a set of tax-related names for the German-speaking region. On its own it fits a software tool that turns transaction histories into tax reports, a tax advisory firm serving international clients in Germany, an English-language knowledge base on German tax obligations for digital assets, or a referral network linking clients with qualified advisers.