◆ Download

Download Capsule

Install the app and start talking with absolute privacy. Native app + Web + BLE mesh.
📦
Android APK
Direct APK download. Install in seconds and start chatting privately.
Download APK
COMING SOON
🎪
Google Play Store
Official Google Play listing. Automatic updates and easy install.
Coming Soon
COMING SOON
🍎
Apple App Store
Apple App Store listing. Support for iPhone and iPad.
Coming Soon
🌐
PWA · Web App
Use directly from the browser. No install needed - just open the site.
Open Web App
◆ What's in the App
🔌
BLE Mesh - No Internet
Send encrypted messages via Bluetooth with automatic multi-hop relay between devices.
📇
Digital Business Cards
Exchange cards with nearby people at events. Choose exactly what to share.
📊
Offline Surveys
Collect encrypted responses without internet. Perfect for events and conferences.
🔒
Full E2E Encryption
RSA-4096 + AES-256-GCM. Keys generated on-device, never leave your phone.
◆ App vs Web
Feature
MOBILE
WEB
BLE Central (scanning)
✓
✓
BLE Peripheral (advertising)
✓
✗
Automatic Mesh Relay
✓
✗
Background BLE
✓
✗
Encrypted Messaging
✓
✓
Works Without Install
✗
✓
The mobile app enables full BLE - both advertising and scanning. The web is limited to scanning only.
◆ How to Install APK
01
Download the APK file
Click the download button above. The file is small and secure.
02
Allow installation from unknown sources
In your device settings, enable installation from external sources.
03
Open and install
Open the downloaded file and tap Install. That’s it - you’re in.
System Requirements
Android 8.0+ · iOS 15+ · Chrome / Edge / Safari
Requires minimum 50MB storage. No Google or Apple account needed. Web works on any browser.
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