Talking Bubble

Talking Bubble is a floating chat bubble overlay that displays messages from the messaging apps you select to monitor in real time — without switching away from what you're doing.

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🔒 Privacy First — No Internet, No External Connections
Talking Bubble requires no internet permission. All messages are stored locally on your device and never uploaded to any server. No ads, no analytics or tracking, no data collection, no remote transmission. Your conversations stay under your control and never leave your device.

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💰 Completely Free — No In-App Purchases, No Subscriptions
Every feature is available at no cost. No paywalls, no in-app purchases, no subscriptions. Download and enjoy the full experience — no hidden charges, ever.

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✨ Core Features
▸ 💬 Floating Chat Bubble — A persistent overlay bubble showing the latest sender's avatar and unread count
▸ 📱 Multi-App Monitoring — Monitor notifications from LINE, Messenger, Telegram, WhatsApp, and more
▸ 📋 Expandable Chat Panel — Tap the bubble to open a full conversation panel, browse history, and switch between senders
▸ ↩️ Direct Reply — Reply directly from the floating panel without opening the original app
▸ 👀 Instant Preview — A toast-style preview appears next to the bubble on new messages
▸ 🔗 Group Message Merging — Optionally merge messages from the same group into a single thread
▸ 🗂️ Message History — Full chat history browsing and management with per-sender viewing and deletion
▸ 📝 Draft Persistence — Input text is saved as a draft when switching conversations and restored on return
▸ 💾 Backup & Restore — Export chat history to an encrypted backup (AES-256-GCM) and import to restore

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🎨 Highly Customizable Appearance & Behavior
Extensive customization options let you tailor every detail to your preference:

🫧 Bubble Appearance
▸ Adjustable bubble size and opacity via sliders
▸ Snap-to-Edge: Auto-aligns the bubble to the nearest screen edge after dragging
▸ Drag Inertia: Bubble continues gliding after release based on fling velocity
▸ Drag-to-Dismiss Zone: A visual dismiss target appears while dragging
🌙 Idle Auto-Dim
▸ Multiple dim delay options, from instant to several seconds
▸ Three intensity levels: Light, Medium, Heavy
▸ Dim ring effects: Subtle Ring, Contrast Ring, Breathing Ring, and more
📐 Expanded Panel Behavior
▸ Group message merging toggle
▸ Dismiss-to-collapse panel control
▸ Auto-dismiss: Removes bubble when all monitored notifications are cleared
▸ Auto-focus unread: Switches to latest unread sender when expanding
⚙️ Message Management
▸ Retention period: Auto-delete messages older than a configurable number of days
▸ Max senders per session: Limit the number of active conversation threads
🎭 Theme & Language
▸ Theme: Light, Dark, or System Default
▸ Language: English, Traditional Chinese, or System Default

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🛡️ Secure Backup
Backups use AES-256-GCM encryption with PBKDF2 key derivation (120,000 iterations) and GZip compression. Duplicates are auto-detected during import.

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📋 Permissions Explained
▸ 🪟 Display over other apps — Show the floating bubble overlay
▸ 🔔 Notification access — Read notification content from messaging apps
▸ 📦 Query installed apps — List available messaging apps for monitoring
▸ 🔋 Ignore battery optimization — Keep the background service running reliably
This app does not request or use internet, location, camera, microphone, or contacts permissions.