Chocolingo

English Learning for Mongolian Speakers
Privacy Policy
Last updated: May 1, 2026

Chocolingo ("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 the Chocolingo mobile application (the "App"), an English language learning platform designed for Mongolian speakers.

By using the App, you agree to the collection and use of information in accordance with this policy.

1. Information We Collect

1.1 Account Information

The App can be used in two modes:

Linking is required to use the AI Speaking Coach feature (see Section 1.3) and is recommended to back up your progress across devices.

1.2 Information Collected Automatically

1.3 AI Speaking Coach Data

The AI Speaking Coach feature processes voice and text data through third-party AI services. When you use this feature:

The AI Speaking Coach is rate-limited to 5 conversation rounds per user per day. We may disable the feature at any time without notice for maintenance, abuse prevention, or cost management.

1.4 Third-Party Service Providers (Sub-processors)

We rely on the following third-party services to operate the App:

Provider Purpose Data Sent Location
Supabase Authentication, database, backend All app data US
Apple Sign in with Apple Authentication tokens US
Google Sign in with Google, Firebase Analytics Authentication tokens, anonymized events US
Sentry Crash reporting Device info, stack traces, error context US
Deepgram Speech-to-text (Speaking Coach) Audio recordings (not retained) US
Anthropic AI conversation (Speaking Coach) Conversation text US
ElevenLabs Text-to-speech (Speaking Coach) Response text only US

2. How We Use Your Information

We use the information we collect to:

3. Data Storage and Security

Your data is stored using Supabase (PostgreSQL) with row-level security enabled on all database tables. We use HTTPS/TLS encryption, role-based access controls, server-side rate limiting, and input validation.

While we take reasonable precautions to protect your data, no method of electronic storage or transmission is 100% secure.

4. Children's Privacy

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

The AI Speaking Coach feature is intended for users aged 13 and older. Before using the AI Speaking Coach, users are required to confirm they are 13 or older. If you believe a child under 13 has used the AI Speaking Coach feature, please contact us and we will delete the associated data.

If you are between 13 and 18 years of age, you should review this Privacy Policy with a parent or guardian before using the App.

5. Reporting Inappropriate AI Content

The AI Speaking Coach uses generative AI, and despite our safeguards, may occasionally produce inappropriate or inaccurate content. You can report any AI response by tapping the report icon visible on each AI message. Reports are reviewed by us and used to improve the system. We may suspend the feature for users who abuse the reporting mechanism or who attempt to misuse the AI feature.

6. Data Sharing and Disclosure

We do not sell your personal information. We may share your information only in the following circumstances:

7. Your Rights

You have the right to:

To exercise any of these rights, contact us at support@chocolingo.com. We will respond to requests within 30 days.

8. Data Retention

We retain your personal data for as long as your account is active. If you delete your account, we will delete or anonymize your personal data within 30 days, except where retention is required by law.

Anonymized, aggregated data (such as overall usage statistics) may be retained indefinitely.

9. Offline Data

The App stores certain data locally on your device using SQLite and device storage. This local data is not transmitted to our servers until you are connected to the internet. You can clear local data by uninstalling the App.

10. Changes to This Policy

We may update this Privacy Policy from time to time. We will notify you of significant changes via the App. Your continued use of the App after changes are posted constitutes your acceptance of the revised policy.

11. Contact Us

If you have any questions about this Privacy Policy, please contact us:

Email: support@chocolingo.com
Website: https://chocolingo.com
App: Chocolingo — English Learning for Mongolian Speakers

Terms of Service
Last updated: March 13, 2026

These Terms of Service ("Terms") govern your use of the Chocolingo mobile application ("App"), operated by Chocolingo App ("we," "us," or "our"). By downloading or using the App, you agree to be bound by these Terms.

1. Eligibility

You must be at least 13 years of age to use the App. By using the App, you represent that you meet this requirement. If you are under 18, you should review these Terms with a parent or guardian.

2. Account Registration

To access most features of the App, you must create an account using a valid email address and password. You are responsible for:

We reserve the right to suspend or terminate accounts that violate these Terms.

3. Use of the App

3.1 Permitted Use

Chocolingo is an English language learning application for personal, non-commercial use. You may use the App to learn English, complete quizzes, review flashcards, and track your progress.

3.2 Prohibited Conduct

You agree not to:

4. XP System and Virtual Currency

Chocolingo uses an XP (experience points) system as a form of virtual currency. XP is earned by completing quizzes and activities within the App.

XP can be spent on:

Important: XP has no monetary value, cannot be transferred between accounts, cannot be exchanged for real money, and will be forfeited if your account is terminated. We reserve the right to modify XP earn rates, costs, and the availability of items at any time.

5. Subscription Tiers

Chocolingo offers three subscription tiers with the following benefits:

Free Tier (default):

Plus Tier:

Pro Tier:

Subscription tiers may be obtained through in-app purchase (when available), referral code redemption, or promotional offers. Subscriptions are tied to your account and are non-transferable.

We reserve the right to modify tier benefits, pricing, and availability at any time. Changes will be communicated through the App.

6. Referral Program

Chocolingo offers a referral program. When a valid referral code is redeemed, both the referrer and the new user receive a temporary Plus tier upgrade for 3 days. Referral benefits are subject to the following conditions:

7. Advertising

Free-tier users may see advertisements within the App served by Google Mobile Ads. By using the free tier of the App, you consent to the display of advertisements. We are not responsible for the content of third-party advertisements.

Plus and Pro subscribers enjoy an ad-free experience.

8. Intellectual Property

All content within the App, including but not limited to text, graphics, quiz questions, flashcard content, audio, design, and software, is the property of Chocolingo App or its content licensors and is protected by applicable intellectual property laws.

You are granted a limited, non-exclusive, non-transferable, revocable license to use the App for personal, non-commercial purposes. You may not reproduce, distribute, or create derivative works from any App content without our express written permission.

9. User-Generated Content

The App does not currently support public user-generated content. Display names chosen by users are subject to our content standards — names that are offensive, misleading, or violate these Terms may be removed without notice.

10. Leaderboard and Competitive Features

The App includes a weekly competitive leaderboard. Participation in the leaderboard is voluntary. We reserve the right to remove users from the leaderboard or adjust rankings if we detect abuse, cheating, or violations of these Terms. Weekly leaderboard standings reset every Monday at 00:00 UTC.

11. App Updates

We may require you to update to the latest version of the App to continue using it. When a mandatory update is required, the App will display a blocking notification until you update. We recommend enabling automatic updates on your device.

12. Disclaimers

THE APP IS PROVIDED "AS IS" AND "AS AVAILABLE" WITHOUT WARRANTIES OF ANY KIND, EXPRESS OR IMPLIED. WE DO NOT WARRANT THAT THE APP WILL BE UNINTERRUPTED, ERROR-FREE, OR FREE OF VIRUSES OR OTHER HARMFUL COMPONENTS.

We do not guarantee that use of the App will result in any particular level of English language proficiency. Learning outcomes depend on individual effort and engagement.

13. Limitation of Liability

TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW, CHOCOLINGO APP SHALL NOT BE LIABLE FOR ANY INDIRECT, INCIDENTAL, SPECIAL, CONSEQUENTIAL, OR PUNITIVE DAMAGES ARISING FROM YOUR USE OF OR INABILITY TO USE THE APP, EVEN IF WE HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.

14. Termination

We may suspend or terminate your access to the App at any time, with or without cause, and with or without notice. Upon termination, your right to use the App ceases immediately. Any XP, subscription benefits, or streak freeze inventory associated with your account will be forfeited.

You may delete your account at any time by contacting us or through the App settings.

15. Changes to Terms

We reserve the right to modify these Terms at any time. We will notify you of material changes through the App or via email. Your continued use of the App after changes are posted constitutes acceptance of the revised Terms.

16. Governing Law

These Terms shall be governed by and construed in accordance with the laws of Mongolia, without regard to its conflict of law provisions. Any disputes arising from these Terms or the App shall be subject to the exclusive jurisdiction of the courts of Mongolia.

17. Contact Us

If you have any questions about these Terms of Service, please contact us:

Email: support@chocolingo.com
Website: https://chocolingo.com
App: Chocolingo — English Learning for Mongolian Speakers