Master Flawless Pronunciation Through AI Mouth Tracking
70% of pronunciation errors happen because learners can’t see where their mouth, tongue, and lips should move. LanguageMouth Coach pairs computer vision with Gemini 2.5 Flash to provide real-time biomechanical feedback, anatomical vocal tract cross-sections, and targeted muscle coaching drills in under 4 seconds.
Target Sound: English /θ/ (Think)
“Interdental tongue tip alignment detected between incisors with 3.2mm mandibular opening. Continuous voiceless frication verified.”
Analysis Latency
Languages & Phonemes
Biomechanical Precision
Pay-As-You-Go Cost
Why Audio-Only Apps Fail to Fix Bad Accents
Audio apps tell you that your pronunciation is incorrect, but cannot explain the physical mechanics of why. LanguageMouth Coach provides visual biomechanical answers.
- ✕Says “Try again, 60% accuracy” with zero visual or physical explanation.
- ✕Cannot see if your tongue is behind or between your incisors.
- ✕Speech therapy costs €100+ per hour with weeks of waiting list.
- ✕No anatomical cross-sections or structured muscle training drills.
- ✓Visual mouth inspection tracks lip rounding, jaw gap, and tongue elevation.
- ✓Sagittal vocal tract cross-section diagrams illustrate your exact oral posture.
- ✓Instant 3-step physical muscle drills with tactile and acoustic landmarks.
- ✓Accessible 24/7 on any device for just €0.05 per session on Sensifai.
How LanguageMouth Coach Works
From mouth snap to articulatory muscle coaching in 4 intuitive steps
Select Target Sound
Choose your target phoneme (e.g. English /θ/, /ɹ/, French /y/, Arabic /ʕ/) and language benchmark.
Capture Mouth Posture
Snap a live webcam frame, upload a mouth photo, or record audio while speaking the target sound.
Multimodal AI Inspection
Gemini 2.5 Flash measures mandibular opening, lip curvature, and tongue contact against native phonetic data.
Get Muscle Coaching Drills
Receive your Articulatory Scorecard, vocal tract cross-section SVG, and 3-step physical muscle drills.
Engineered for Precision Articulatory Training
Comprehensive computer vision, phonetic analysis, and tactile feedback features
Articulatory Scorecard
Instant scores for Lip Rounding, Tongue Placement, Jaw Aperture, and Airflow Resonance.
Vocal Tract Visualizer
Interactive SVG cross-section diagram showing anatomical landmarks and learner vs target markers.
Multilingual Benchmarks
Curated target phonemes across English, French, German, Spanish, Arabic, Japanese, and more.
Minimal Pair Contrasts
Pairwise discrimination drills (e.g. “Think” vs “Sink”) with tactile sensory cues.
Ephemeral Privacy (REQ-005)
Zero biometric facial storage. All uploaded images and voice notes are deleted within 24 hours.
Sensifai Pay-As-You-Go
Metered usage at €0.05 per analysis deducted directly from your prepaid Sensifai wallet.
Start Perfecting Your Pronunciation Today
Take a 5-second mouth photo or try our curated phonetic benchmarks. Get actionable muscle drills powered by Sensifai AI.