# Gesynd > Gesynd is an Android app: it reads every value from your watch via Bluetooth, shows them with history and writes them to Health Connect. No account, no cloud. Gesynd is an Android app by MARCODES GmbH from Grünwald, Germany. It reads a watch's values directly via Bluetooth (supported: Knauermann PRO 4 and watches of the G Band app, Garmin coming), shows them in charts and writes them to Health Connect by Google. The values stay on the phone. The app is not yet on Google Play. Not a medical device. ## Facts - Provider: MARCODES GmbH - Address: Lena-Christ-Str. 2, 82031 Grünwald - Managing director: Marco Hochmuth - Email: hi@marcodes.com - Phone: +49 89 244 19 0 19 - Topics: App development, Android, Health Connect - Company website: https://www.marcodes.com ## Pages - [Home](https://www.gesynd.com/): Gesynd reads heart rate, sleep, steps and more from your watch via Bluetooth, shows them clearly and writes them to Health Connect. No account, no cloud. - [FAQ](https://www.gesynd.com/faq): Answers about Gesynd: Google Play launch, iPhone, supported watches, account, privacy, Health Connect, export and backup. - [Features](https://www.gesynd.com/features): All Gesynd features: values with history, sleep with stages, ECG as a PDF, workouts with GPS route, watch settings, Health Connect, encrypted backup and export for KIWI Health on your computer. - [Watches](https://www.gesynd.com/watches): Gesynd works with the Knauermann PRO 4 and watches of the G Band app. Garmin is coming. Connect your watch in three steps. - [Your data](https://www.gesynd.com/your-data): Gesynd keeps your values on your phone. No account, no cloud, no ads. Only map and weather go online, the watch vendor's tracking is blocked. ## Optional - [Full content of all pages](https://www.gesynd.com/llms-full.txt)