Privacy Policy

Last updated: April 13, 2026

1. Introduction

NiHaWa ("we," "our," or "us") is committed to protecting your privacy. This Privacy Policy explains how we collect, use, disclose, and safeguard your information when you use our mobile application and visit our website at nihawa.com.

2. Information We Collect

We may collect the following types of information:

Account Information: Email address, display name, and language preferences when you create an account.
Learning Data: Progress, quiz scores, speaking practice recordings, and usage patterns to personalize your learning experience.
Audio Data: Voice recordings used for speaking practice and tone evaluation. Audio is processed in real-time and is not stored on our servers beyond the immediate processing session, unless you explicitly opt in.
Device Information: Device type, operating system, and app version for compatibility and performance optimization.
Usage Analytics: App interactions, session duration, and feature usage to improve our product.

3. How We Use Your Information

To provide and personalize the NiHaWa learning experience
To evaluate pronunciation and provide tone feedback
To track learning progress and adapt content to your level
To communicate with you about your account or updates
To analyze usage patterns and improve our product

4. Data Sharing

We do not sell your personal information. We may share data with:

Service Providers: Third-party services that help us operate the app (hosting, analytics, payment processing).
Legal Requirements: When required by law or to protect our rights and safety.

5. Data Security

We implement industry-standard security measures to protect your data, including encryption in transit (TLS) and at rest. However, no method of electronic storage is 100% secure.

6. Data Retention

We retain your account data for as long as your account is active. You may request deletion of your account and associated data at any time by contacting us at hello@nihawa.com.

7. Children's Privacy

NiHaWa is not directed to children under the age of 13. We do not knowingly collect personal information from children under 13.

8. Your Rights

Depending on your location, you may have the right to:

Access the personal data we hold about you
Request correction or deletion of your data
Opt out of data processing for marketing purposes
Data portability

9. International Users

NiHaWa is available globally. Your data may be processed in countries other than your own. We ensure appropriate safeguards are in place for international data transfers.

10. Changes to This Policy

We may update this Privacy Policy from time to time. We will notify you of significant changes through the app or by email.

11. Contact Us

If you have questions about this Privacy Policy or your data, please contact us at:

hello@nihawa.com