YPAI Voice
Professional audio data collection for academic research and AI training
App Screenshot
Key Features
Simple Recording
One-tap voice recording with real-time waveform visualization and playback review.
Secure Upload
Automatic upload to EU-based Cloudflare R2 cloud storage with AES-256 encryption.
GDPR Compliant
Full adherence to European data protection laws with participant rights guaranteed.
Offline Recording
Record without internet, automatic upload when Wi-Fi reconnects.
Research-Grade
48 kHz sample rate, 16-bit depth, AAC/WAV formats for professional quality.
Privacy-First
No location tracking, no ads, no data selling. Only collects what's necessary.
Use Cases
Academic Research
- Linguistics and phonetics studies
- Dialect and accent mapping
- Language acquisition research
- Sociolinguistics surveys
AI & Machine Learning
- Speech recognition training data
- Voice synthesis datasets
- Accent adaptation for ASR systems
- Emotion recognition studies
Privacy & Security
No Location Tracking
GPS and network location never accessed
No Data Selling
Your data is never sold to third parties
EU Data Storage
All recordings stored in European data centers
Data Deletion
Request deletion anytime within 30 days
Technical Specifications
System Requirements
- Platform: Android 8.0 (Oreo) or higher
- Storage: 100 MB minimum, 500 MB recommended
- Hardware: Microphone, internet connection
Audio Quality
- Sample Rate: 48 kHz (CD quality)
- Bit Depth: 16-bit
- Formats: AAC (compressed), WAV (lossless)
Security
- In Transit: TLS 1.3 encryption (HTTPS)
- At Rest: AES-256 encryption
- Storage: Cloudflare R2 (EU region)
Permissions
- Required: Microphone, Storage, Internet
- NOT Required: Location, Camera, Contacts
Frequently Asked Questions
Who is YPAI Voice for?
Research participants who have been invited to participate in academic or professional audio data collection studies.
Do I need a Participant ID?
Yes. You must be recruited by a research coordinator and provided with a valid Participant ID to use the app.
Is my data sold to third parties?
No. YPAI does NOT sell participant data. Recordings are shared only with approved research partners under strict Data Processing Agreements.
Can I delete my recordings?
Yes. Email [email protected] with your Participant ID to request deletion within 30 days per GDPR.
Ready to Get Started?
Download YPAI Voice for free on Google Play
Download on Google PlayAndroid 8.0+ • 100 MB • Free • No ads