H.M.M CodeX Privacy Policy 

Privacy Policy – H.M.M CodeX

Last Updated: September 27, 2026

Effective Date: September 27, 2026

H.M.M Key World ("we," "us," or "our") operates the H.M.M CodeX mobile application (the "App").

H.M.M CodeX is an automotive key-code, bitting calculation, and technical visual key diagram reference application designed to assist professional automotive locksmiths, key cutting technicians, and authorized automotive specialists.

We respect your privacy and are committed to protecting the information you share with us. This Privacy Policy outlines what information is collected, how it is used and stored, how you can request account deletion, and the legal terms governing technical automotive key data and visual key diagrams.

 1. Application & Publisher Information

* Application Name: H.M.M CodeX

* Package Name (Application ID): com.hmmcodex.official

* Developer / Publisher: H.M.M Key World

* Location: Jaipur, Rajasthan, India

* Official Contact & Privacy Email: hmmkeyworld@gmail.com

2. Information We Collect

2.1 Information You Provide to Us (Account Data)

To access and use H.M.M CodeX, user registration and authentication are required:

Email Address: When you create an account, log in, or reset your password, your email address is collected to uniquely identify your account, verify your identity, prevent unauthorized access, and ensure security.

Authentication Credentials: Passwords are securely hashed and processed through Google Firebase Authentication. We never store or have access to your plain-text password.

Verification Status: We record whether your email address has been verified to prevent fraudulent accounts and spam.

2.2 Search Queries & Technical Usage Data

 Automotive Search Queries: When you use the App, you may select vehicle brands (e.g., Bajaj, Honda, Suzuki, Hero, TVS, Yamaha, etc.), vehicle models, and key codes to search for mechanical bitting and cutting specifications.

Diagnostics & Device Information: Technical information such as your device model, Android OS version, app version code, network connection type, and crash diagnostic data may be collected automatically by Google Play Services and Firebase to maintain app stability, fix crashes, and ensure system compatibility.

2.3 Information We DO NOT Collect

We do NOT collect your physical GPS location.

We do NOT access your device contacts, photo gallery, camera, microphone, or SMS messages.

We do NOT collect credit card numbers, bank account details, or government identity documents through the App.

3. How We Use Your Information

We use the information collected exclusively for legitimate business and technical operational purposes:

1. User Authentication & Access Management: To register, authenticate, and provide authorized access to the H.M.M CodeX database and features.

2. App Functionality & Realtime Delivery: To retrieve vehicle key specifications, bitting cuts, and technical visual diagrams from Firebase Realtime Database.

3. App Maintenance & Version Updates: To deliver critical security notices, forced version update gates, and bug fixes.

4. Security & Abuse Prevention: To detect and prevent fraudulent account creation, unauthorized database scraping, and unauthorized access.

5. Customer Support: To respond to technical inquiries, bug reports, and account deletion requests.

4. Professional Purpose & Technical Visual Key Diagrams Disclaimer

 4.1 Professional Locksmith & Automotive Educational Reference Only

 H.M.M CodeX and its visual key cutting diagrams (including Laser Cut, Edge Cut, Silca Futura key visualizations, depths, spaces, and bitting values) are provided solely as a technical reference, educational tool, and mechanical calculation guide for certified automotive locksmiths, key cutting professionals, mechanics, and authorized vehicle owners.

The App does NOT provide instructions for vehicle bypass, unlawful entry, immobilizer hacking, or vehicle theft.

All users are strictly required to use the information in accordance with local, state, and national laws. The user bears sole legal responsibility for verifying vehicle ownership and authorization before cutting any physical key blade.

4.2 Trademark & Nominative Fair Use Disclaimer

All vehicle manufacturer brand names, vehicle model names, trademarks, logos, and third-party key blank references (e.g., Bajaj, Honda, Suzuki, TVS, Hero, Yamaha, KTM, Royal Enfield, Silca, Ilco, JMA, etc.) displayed within H.M.M CodeX are the property of their respective trademark holders.

Reference to any specific vehicle make, model, or key blank is made solely for identification, technical compatibility, and educational reference purposes under the doctrine of Nominative Fair Use.

H.M.M CodeX and H.M.M Key World are independent entities and are not sponsored by, affiliated with, authorized by, or endorsed by any vehicle manufacturer or key machine manufacturer.

5. Third-Party Services & Backend Infrastructure

H.M.M CodeX integrates certified third-party service providers who process technical data in compliance with standard industry security standards:

 Google Firebase (Firebase Authentication, Realtime Database, Cloud Storage): Provides secure cloud hosting, user authentication, and realtime vehicle bitting data synchronization. (Google Privacy Policy: https://policies.google.com/privacy)

 Google Play Services: Used for app distribution, in-app updates, and crash diagnostic reporting.

 Google Mobile Ads / AdMob (if enabled): May use device identifiers (such as Android Advertising ID) for ad delivery, measurement, and fraud detection. Users can reset or delete their Advertising ID via Android Settings (Settings > Google > Ads).

6. Data Security

We implement rigorous technical and organizational security measures to protect your personal data:

Encryption in Transit: All communications between the H.M.M CodeX application, Firebase backend servers, and Google APIs are encrypted using industry-standard TLS/HTTPS protocols.

Secure Authentication: Account credentials are handled via Google Firebase's secure OAuth/Identity infrastructure.

While we take extensive measures to safeguard user data, no electronic transmission or cloud storage system can be guaranteed 100% impenetrable.

7. Account and Data Deletion Policy (Google Play Compliant)

We respect your right to control your personal information. Under Google Play developer policies, any user can request permanent deletion of their account and associated data:

How to Request Account Deletion:

1. Send an email to hmmkeyworld@gmail.com from the email address registered with your H.M.M CodeX account.

2. Use the Subject line: "Account Deletion Request - H.M.M CodeX".

3. Include your registered email address in the message body.

What Happens When You Request Deletion:

Within 7 business days of receiving your request, our administration will permanently delete your user profile, authentication record, and verification records from Google Firebase Authentication and the H.M.M CodeX user database.

Once deleted, this action is irreversible. You will need to create a new account to use the App in the future.

 8. Data Retention

 Account Data: Retained as long as your account remains active. If an account is inactive for more than 24 continuous months or upon receiving an account deletion request, it is eligible for deletion.

Technical Logs: Anonymous server performance logs are retained only as long as necessary for technical diagnostics and security audits, after which they are purged.

9. Children's Privacy (COPPA Compliance)

H.M.M CodeX is a specialized automotive technical application intended solely for adults, professional locksmiths, and individuals aged 18 years or older (and at least 13 years of age where permitted by law). We do not knowingly collect personal identifiable information from children under the age of 13. If you believe a minor has registered an account, contact us at hmmkeyworld@gmail.com, and we will immediately terminate the account and purge all associated data.

10. User Rights (GDPR & Global Privacy Standards)

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

Access the personal data we hold about you.

 Request correction of inaccurate information.

Request complete erasure of your personal data.

Withdraw consent to data processing at any time.

To exercise any of these rights, contact our Privacy Officer at hmmkeyworld@gmail.com.

11. Changes to This Privacy Policy

We may update this Privacy Policy from time to time to reflect changes in our app features, security protocols, or legal requirements. When updates are published, the "Last Updated" date at the top of this document will be revised.

12. Contact Information

If you have questions, feedback, or data privacy requests, please contact:

 Entity: H.M.M Key World

*Application: H.M.M CodeX (com.hmmcodex.official)

 Address: Jaipur, Rajasthan, India

Official Privacy Email: hmmkeyworld@gmail.com