ShadowComms: Morse AI Cipher

Control optical and acoustic pulse signals with ShadowComms, the ultimate cyber & spy-themed real-time Morse code communication terminal.

Equipped with real-time optical/audio decoders, an AI keying coach that analyzes your Morse rhythm with millisecond precision, and an encrypted cipher journal.

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【KEY FEATURES】
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■ 1. AI CW DRILL INSTRUCTOR (NEW)
・Millisecond Rhythm Analysis: Key Morse code directly on the screen's straight key pad! Real-time AI evaluation for speed (WPM), dot-to-dash ratio, and timing jitter.
・Operator Persona Diagnosis: Evaluates your keying style into unique ranks such as "Submarine Sonar Operator", "Cyber Lightning Infiltrator", or "Veteran Telegrapher".
・Actionable Feedback: Receive personalized tips on improving your dot/dash balance and interval consistency.
・SNS Sharing: Share your diagnosis scorecards directly to X (Twitter) or Threads with one tap.

■ 2. CIPHER JOURNAL & MEMO ARCHIVE (NEW)
・Unlimited Confidential Notes: Automatically converts thoughts and personal memos into real-time Morse code ciphers.
・Cloud & Local Storage (SAF): Seamlessly save and load files to Google Drive or local storage via Android Storage Access Framework.
・Stealth Disguise Mode: Instantly mask your screen with a decoy interface to prevent shoulder-surfing.
・Dual View: Toggle effortlessly between plain text and Morse stream.

■ 3. TRANSMITTER MODE
・Triple Output Transmission: Transmit via Camera LED Flash, Full-screen Optical Blink, or 1000Hz Acoustic Tone.
・Countdown & Repeat: 3-second countdown buffer and repeat cycles (1x, 2x, 3x) for reliable communication.
・Direct SNS Feed Sharing: Post cipher messages directly to social feeds with #ShadowComms #Morse tags, or export raw audio (WAV).
・Speed Control: Customize unit duration from 50ms to 300ms.

■ 4. RECEIVER & REAL-TIME DECODER
・CameraX Brightness Tracking: Real-time optical pulse recognition within the targeting reticle.
・Goertzel Acoustic Filter: Isolates and detects 1kHz sound waves even in noisy environments.
・Oscilloscope Waveform Display: Neon cyber waveform graph showing real-time signal magnitude.
・Multi-language Support: Decodes International Morse, Wabun (Japanese), and German in real-time.

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【100% OFFLINE & PRIVACY FIRST】
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・Zero Ads, Zero Subscriptions, Zero Tracking.
・All signal processing and encrypted journals remain strictly on your local device.

Experience secret optical/acoustic communications and AI-powered Morse training today!

Recent changes:
[v2.0.2 Update]
• Major app size reduction (~65% smaller) with faster launch times and reduced memory usage
• Optimized DEX code and internal performance for smoother, more stable operation
• Improved localization and UI display across AI Drill Coach and Encrypted Journal
• Minor bug fixes and overall system stability improvements