A deliberately tiny, ad-free and tracker-free Android home-screen widget showing the Bitcoin price in EUR and USD. <b>Features</b> - EUR and USD price, 24h change, 24h high/low and last update time - Manual refresh plus automatic background refresh (about every 15-30 minutes, subject to Android's battery scheduling) - Tap the widget to open a focused chart screen: 10 minutes, 1 hour, 24 hours, 4 days, 14 days and all time, with touch-to-inspect values - Choose to display EUR, USD or both - in the app and the widget. Tap the currency line at the bottom of the app to cycle through EUR → USD → both. - Bilingual interface (English and German) - No account, no ads, no analytics, no tracking, no unnecessary permissions <b>Data sources</b> Price data comes from the public CoinGecko market endpoint with a public Coinbase fallback. Historical chart data uses Blockchain.com and Frankfurter. No API key or exchange account is needed. <b>Open source</b> The full source code is available under the MIT license. If you like the app, you can support it with an optional donation (link in the app footer) - the app is and stays free, without ads.