B vs sign

Stay connected even when there’s no internet or cellular service! B Chat lets you communicate with up to 7 devices simultaneously using just Bluetooth—perfect for airplanes, remote areas, hiking trips, or anywhere with limited connectivity. Key Features: * Airplane Mode Friendly
: Chat with friends during flights, even when seated rows apart. Perfect for long journeys when you want to stay in touch without WiFi charges. * 100% Offline Communication
: No internet required. No cellular data needed. No WiFi necessary. Just pure Bluetooth peer-to-peer messaging that works anywhere, anytime. * Privacy First
: Your conversations stay between you and your chat partners. No cloud storage, no message history on servers—complete privacy guaranteed. * Smart Background Notifications: 
Get notified when messages arrive, even when the app is in the background or your screen is locked. Stay connected without keeping your phone active. * Dark Mode
: Beautiful interface that adapts to your device’s appearance settings. Easy on the eyes, day or night. How It Works: 1. Turn on Bluetooth 2. Connect with nearby devices (up to 7 friends) 3. Start chatting instantly—no setup required Download now and never miss a message! Note: Bluetooth connections while the app is running in the background or when the display is off may be limited by iOS system power‑saving restrictions. Communication will automatically resume once the app is reopened or brought to the foreground.

sign-me is the eIDAS-compliant remote signature solution from D-Trust, a part of the Bundesdruckerei Gruppe. You can legally sign your electronic documents with with sign-me. In order to sign your document with an eIDAS qualified electronic signature (QES), the signature process must be authenticated by means of a second factor (2FA). This second factor authentication can be done by using the sign-me 2FA app. D-Trust recommends the use of the sign-me 2FA app for the approval of qualified electronic signatures. You can find more information at www.sign-me.de.