RealTTS

Invest Smart

About this app

RealTTS is an AI-powered text-to-speech app that reads your PDF and DOCX documents
aloud in natural, human-like voices — completely on your device, with no internet
connection required.

Whether you're commuting, exercising, or simply prefer listening over reading,
RealTTS turns any document into an audio experience.

━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
🎙️ MULTIPLE AI VOICES
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
Choose from four distinct voice options:

• Man — Deep, natural male voice powered by Piper TTS (Bryce model)
• Man (High) — Higher-pitched male voice via LibriTTS AI model
• Woman — Clear female voice using Android's built-in TTS engine
• Woman (High) — Higher-pitched female voice via LibriTTS AI model

All AI voices run entirely on your device using ONNX Runtime —
fast, private, and available offline.

━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
📄 SMART DOCUMENT READING
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
• Supports PDF and DOCX file formats
• Automatic sentence detection for natural reading flow
• Sentence-level highlighting — always know what's being read
• Tap any sentence to instantly start reading from that point
• Smooth page-by-page navigation

━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
▶️ INTUITIVE PLAYBACK CONTROLS
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
• Play / Pause with a single tap
• Next / Previous sentence navigation
• Next / Previous page navigation
• Adjustable reading speed — slow down or speed up to your preference
• Bookmark support — save and return to your reading position

━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
🌐 BILINGUAL SUPPORT
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
RealTTS automatically detects English and Korean text within your
documents and switches the appropriate TTS engine seamlessly —
no manual configuration needed.

━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
🔒 PRIVATE & OFFLINE
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
• 100% on-device processing — your documents never leave your phone
• No account or sign-in required
• No ads, no tracking, no data collection
• Works without any internet connection

━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
⚙️ ADDITIONAL FEATURES
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
• Dark and Light mode support
• Portrait and Landscape screen orientation
• Optimized for Android 8.0 and above
• Lightweight and battery-friendly

━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
📱 HOW TO USE
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
1. Open the app and tap the folder icon to select a PDF or DOCX or JPG or GIF or PNG file
2. Choose your preferred voice (Man, Man High, Woman, Woman High)
3. Tap the Play button to start listening
4. Tap any sentence to jump directly to that point
5. Adjust speed and navigation as needed

━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

RealTTS is perfect for:
• Students reading academic papers and textbooks
• Professionals reviewing lengthy reports and documents
• Language learners improving English listening skills
• Anyone who prefers audio over reading

Experience the future of document reading — download RealTTS today.

What’s new

RealTTS v1.0 Release Notes
RealTTS reads PDF documents aloud using on-device AI text-to-speech — no internet required.

Highlights
4 voice options: Man, Man (High), Woman, Woman (High)
Tap any sentence to start reading from that point
Next / Previous sentence & page navigation
Adjustable speed, bookmarks, Dark/Light mode
Auto language detection (English & Korean)
Supports Android 8.0+