AppMarketSpy › Education › ProperSound
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App info
- Developer
- Yonghao Xu
- Category
- Education
- Released
- Sep 16, 2026
- Version
- 1.0.1 (Oct 3, 2026)
- Price
- Free
- Size
- 606.5 MB
- Requires
- iOS 17.0
- Age rating
- 4+
- Languages
- English, Japanese, Korean, Simplified Chinese, Traditional Chinese
In-app purchases
| Pro Family | $49.99 |
| Pro Yearly | $29.99 |
| Pro Monthly | $8.99 |
Current prices, App Store US.
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About ProperSound
You already know English. Now make it sound right. In a job interview, a client call, or a presentation, the gap between correct English and convincing English is how it sounds — the rhythm, the stress, the melody of the sentence. ProperSound trains exactly that, the way interpreters and actors train: by mimicking a perfect model until it becomes your own voice. HOW IT WORKS 1. Listen to a sentence spoken the way it should sound. 2. Speak it back — mimic the model's rhythm, stress, and melody. 3. Hear your voice and the model side by side, and see exactly where you differ. The difference is the lesson. No scores, no grades. Your own ears are the judge — the way professionals have always trained their voice. HEAR YOUR OWN VOICE, PERFECTED ProperSound doesn't just compare — it corrects. • Plug in wired headphones and your voice is tuned toward the model in real time as you speak. You hear…
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