Privacy Policy

Last Updated: May 3, 2026

  1. Introduction
    Welcome to Lambdatt ("we," "our," or "us"). We are committed to protecting your personal information and your right to privacy. This Privacy Policy governs the privacy policies and practices of our website (lambdatt.com) and the Lambdatt application (collectively, the "Service").

    This Privacy Policy explains what information we collect, how we use it, and what rights you have in relation to it. By using our Service, you agree to the collection and use of information in accordance with this Privacy Policy.


  2. Information We Collect
    We collect personal information that you voluntarily provide to us, as well as specific technical data collected automatically when you use our Service.

    A. Personal & Account Information You Provide:

    • Contact Information: We collect your email address when you interact with our Service, submit feedback, or subscribe to our updates.

    B. Information Automatically Collected (Software & Website):
    To enforce software licensing, prevent unauthorized distribution, troubleshoot technical compatibility, and understand tool performance, our software automatically processes the following data:

    • Device Identifiers: Processor ID, Computer Name, System Login Name, Machine ID.

    • Network & Location Data: IP Address and approximate IP-based geolocation.

    • CAD Environment Data: CAD software version, CAD product type, and display/device resolution, and error/usage logs.

    • Technical & Usage Specs: Operating system (OS), language, display/device resolution.


  3. Payment Information (via Paddle):
    We use Paddle as our Merchant of Record and payment provider. We do not collect or store full credit card numbers, bank details, or CVV codes. When a purchase or subscription is processed, Paddle securely collects the transaction details and shares specific order records with us for account fulfilment, customer support, and subscription management. These include:.

    • Payment ID & Order ID

    • Payment Type (e.g., Credit Card, PayPal)

    • Cardholder Name

    • Card Type (e.g., Visa, MasterCard)

    • PayPal Account Email/Identifier (if applicable)

      For further details on how payment data is processed and secured, please review Paddle's Privacy Policy.


  4. How We Use Your Information
    We use the information we collect or receive for the following business purposes:

    • License Verification & Fraud Prevention: Using Processor ID, Computer Name, LOGINNAME, and IP Address to verify active trial/subscription licenses and prevent unauthorized usage.

    • Software Compatibility & Performance: Utilizing AutoCAD Version, Product Type, Screen Resolutions, and OS parameters to ensure optimal display and execution across different systems.

    • Product Analytics & Optimization: Tracking tool usage and download patterns to guide future tool developments and updates.

    • Order & Subscription Management: Utilizing transaction records from Paddle (Payment ID, Cardholder Name, Payment Type) to confirm access and manage customer service inquiries.

    • Communication: Sending essential administrative notices, updates, and marketing communications (where opted-in).


  5. Tracking Technologies and Analytics
    We use Google Analytics to understand traffic and behaviour on lambdatt.com. The data collected includes IP address, browser type, operating system, and pages viewed.

    We do not use this data for cross-site behavioural tracking or targeted advertising. You may opt out of Google Analytics tracking by installing the official Google Analytics Opt-out Browser Add-on.


  6. California Privacy Rights (CCPA, CPRA, and CalOPPA)
    This section applies specifically to California residents.

    CCPA & CPRA Rights:
    Under the California Consumer Privacy Act (CCPA) and the California Privacy Rights Act (CPRA), California residents have the following rights:

    • Right to Know: You may request details regarding the categories and specific pieces of personal data collected over the past 12 months.

    • Right to Delete: You may request the deletion of your personal data, subject to legal and licensing obligations (e.g., records needed to prevent fraud or enforce active licenses).

    • Right to Correct: You may request corrections to inaccurate personal data.

    • Right to Opt-Out of Sale or Sharing: We do NOT sell or share your personal data for cross-context behavioural advertising.

    • Right to Non-Discrimination: You will not receive discriminatory treatment for exercising your privacy rights.

    CalOPPA Compliance:

    • Users may visit our site anonymously.

    • A link to this Privacy Policy is available in our website footer.

    • Do Not Track (DNT) Signals: We do not track users across third-party websites for advertising purposes.


  7. European Privacy Rights (GDPR)
    If you reside in the European Economic Area (EEA) or the UK, your data is processed under the General Data Protection Regulation (GDPR).

    Legal Bases for Processing:

    1. Contractual Performance: Required for software activation, license validation, and order fulfilment via Paddle.

    2. Legitimate Interests: Software security, anti-piracy protection via unique hardware identifiers (Processor ID, LOGINNAME), compatibility troubleshooting, and product improvement.

    3. Consent: Direct communication and marketing newsletters (which can be withdrawn at any time).

    Your Rights:

    You have the right to Access, Rectify, Erase, Restrict Processing, Object to Processing, and request Data Portability. To exercise these rights, please email us at info@lambdatt.com.


  8. Children's Privacy
    Our Service is not directed to individuals under the age of 13. We do not knowingly collect personal identifiable information from children under 13. If we discover such data has been collected, it will be deleted immediately.


  9. Data Security and Retention
    We implement appropriate technical security measures to protect your information. We retain license-related machine identifiers and payment transaction records only for as long as necessary to enforce active software subscriptions, provide support, and comply with tax and legal requirements.


  10. Changes to This Privacy Policy
    We may update this Privacy Policy from time to time. Any changes will be published on this page with an updated "Last Updated" date.


  11. Contact Us
    If you have any questions or concerns regarding this Privacy Policy, please contact us:

    Business Name: Lambdatt
    Email: info@lambdatt.com
    Address: Hong Kong SAR China