Privacy Policy

Service: AVAS mobile applications and APIs at jieumapp.com
Example apps: LangBridge (translator), ATUS (App Store display name) / AI Investment Coaching (AI Invest Coach), and related apps
Developer / Legal entity: AVAS Company
Last updated: July 15, 2026
Korean version (한국어)

This Privacy Policy describes how AVAS Company ("we", "Company") collects, uses, stores, shares, and protects information when you use mobile applications and related services operated through jieumapp.com (collectively, the "Service"), in accordance with applicable laws including Korea’s Personal Information Protection Act. This Policy applies across multiple apps operated by the Company; newly released apps under the same entity may be added under the app-specific section.

This Policy explains how personal information is processed. Where consent is required by law, we obtain it separately in the app or Service. If you do not consent, you may be unable to use the related features.

1. Information We Collect

We process the categories below depending on which app and features you use. Not every item applies to every app.

How we collect: information you provide; information generated automatically by the app or servers (installation ID, access and usage logs, and similar); and information received from external providers such as OAuth or app stores.

Category Examples Purpose Apps / features
Account & identity User ID, display name, email, password (hashed on servers), OAuth provider identifiers AVAS sign-in, identification, subscription management, support Common (when signed in)
Device & app identifiers Installation UUID, device model, OS/app version, IP address, access timestamps Session security, guest/multi-device use, diagnostics Common
Translation & messaging (LangBridge) Translation text and results, history, voice input, friends, chat messages Translation, voice, and social features LangBridge
Investing & portfolio (ATUS) Trades, portfolio rows, investment rules, news keywords, AI analysis requests and outputs Journal, quotes, broker import, AI coaching ATUS / AI Invest Coach (stored on device by default; server transfer when features require it)
Broker / market API keys (optional) Kiwoom, KIS, Alpha Vantage, or other API keys/secrets you enter (credentials). We do not collect banking or account passwords for fund transfers. Broker linking and quotes (server storage only if you choose sync) ATUS / AI Invest Coach
Usage & diagnostics Feature logs, crash/error data, performance metrics Stability and product improvement Common
Advertising (select apps) Advertising ID, ad interaction data Ads and measurement via Google AdMob Apps that show ads (e.g., LangBridge) only
Purchases (if applicable) Subscription or IAP status, store transaction identifiers (e.g., Apple originalTransactionId) Receipt validation and paid features; refunds follow each store’s policy Apps with paid subscriptions or IAP

We do not store payment card numbers or other payment credentials. Content you enter (text, voice, or investment data) is processed only to provide the features you request.

2. App-Specific Notes

LangBridge

ATUS / AI Investment Coaching (AI Invest Coach)

3. How We Use Information

4. Retention

5. Third-Party Disclosure & Processors

We do not sell personal information.

Third-party disclosure: As a rule, we do not provide personal information to third parties, except:

Processors: To provide the Service, we may entrust processing to, or send jobs to, the following types of providers, subject to contracts and security measures:

App store billing: Subscriptions and in-app purchases are processed directly by official app stores such as the Apple App Store. We process transaction identifiers and related data needed to validate receipts and subscription status. We do not store payment card numbers. Refunds follow each store’s policy.

6. International Transfers

Personal information may be transferred and processed outside your country to provide hosting, AI, and market data services, including as follows:

7. Destruction

When retention ends or the purpose of processing is achieved, we destroy personal information without undue delay. Electronic files are deleted in a manner that makes recovery impractical.

8. Security

No method of transmission or storage over the Internet is 100% secure.

9. Your Rights

You may request access to, correction of, deletion of, or suspension of processing of your personal information at any time.

We will respond within the period required by applicable law.

10. Children’s Privacy

AVAS services are intended for users age 13 and older and are not directed to children under 13. We do not knowingly collect personal information from children under 13. If you believe we have collected information from a child under 13, contact hanul0202@gmail.com and we will delete it promptly.

11. Advertising

Apps that show ads (e.g., LangBridge) may use Google AdMob and device identifiers. You can reset your advertising ID or limit ad tracking in your device OS settings. Apps that do not show ads (e.g., ATUS / AI Invest Coach) are not covered by this section. AVAS mobile apps do not use browser cookies.

12. Changes

We will post updates and the effective date at this URL. Material changes will be notified at least 7 days before the effective date. We may also notify you in the app when changes are material.

13. Contact