Privacy Policy
This Privacy Policy was last updated on December 18, 2025.
1. Preamble
1.1
For the purposes of this privacy policy (“Privacy Policy”), “KDAN” or “we” shall refer to KDAN Mobile Software Ltd., KDAN Mobile Software America Inc., KDAN Japan Ltd., KDAN Singapore Pte Ltd. or PDF Technologies Ltd. that has entered into the Privacy Policy with users (“you”, “Users”) located in the corresponding region (hereinafter referred to as ‘you’ or the ‘Users’).
1.2 Scope
When Users purchase, register, or use the LynxPDF Services (collectively referred to as the “Services”), or when you provide us with any personal information in connection with cooperation, negotiations, communications, or any other form of interaction with us, you agree that your Personal Data (as defined below) will be collected, processed, and used in accordance with this Privacy Policy.
1.3 Definition of Personal Data
Personal Data means any data that may be used to directly or indirectly identify a person, such as the name, user name, password, email address that you provide to us (collectively, “Personal Data”).
1.4 Applicable Law and Contracting Entity
When using our Services, you agree to collect, process, and use Personal Data in compliance with the applicable laws of your region of residence. We will, according to the country/region of each User, comply with the applicable laws and ensure alignment of this Privacy Policy with Users as follows:
(1) If Users are located in the Americas (including but not limited to the United States and its territories, Canada, Mexico, Brazil, Argentina, Peru, etc.), the contracting party to this Privacy Policy shall be KDAN Mobile Software America Inc. Both parties agree to comply with the applicable privacy laws of the State of California, USA (including but not limited to the California Consumer Privacy Act (CCPA) and California Privacy Rights Act (CPRA)), in collecting, processing, and using Personal Data, to the exclusion of any conflicting laws.
(2) If Users are located in Japan (including Okinawa, Ishigaki Island, etc.), the contracting party to this Privacy Policy shall be KDAN Japan, Inc. Both parties agree to comply with the applicable privacy laws of Japan (including but not limited to the Act on the Protection of Personal Information (APPI)) in collecting, processing, and using Personal Data, to the exclusion of any conflicting laws.
(3) If Users are located in Southeast Asia (including but not limited to Singapore, Thailand, Vietnam, Malaysia, Indonesia, etc.), the contracting party to this Privacy Policy shall be KDAN Singapore Pte. Ltd. Both parties agree to comply with the applicable privacy laws of Singapore (including but not limited to the Personal Data Protection Act 2012 (PDPA)) in collecting, processing, and using Personal Data, to the exclusion of any conflicting laws.
(4) If Users are located in Taiwan (including Penghu, Kinmen, Matsu, etc.), the contracting party to this Privacy Policy shall be KDAN Mobile Software Ltd. Both parties agree to comply with the applicable privacy laws of Taiwan (including but not limited to the Personal Data Protection Act and its Enforcement Rules) in collecting, processing, and using Personal Data, to the exclusion of any conflicting laws.
(5) If Users are located in the People’s Republic of China, the contracting party to this Privacy Policy shall be PDF Technologies Ltd. Both parties agree to comply with the applicable privacy laws of the People’s Republic of China (including but not limited to the Personal Information Protection Law, the Data Security Law, and the Cybersecurity Law) in collecting, processing, and using Personal Data, to the exclusion of any conflicting laws.
(6) If Users are located in any region other than those listed above, the contracting party to this Privacy Policy shall be KDAN Mobile Software Ltd. Both parties agree to comply with the applicable privacy laws of Singapore (including but not limited to the Personal Data Protection Act 2012 (PDPA)) in collecting, processing, and using Personal Data, to the exclusion of any conflicting laws.
In addition, KDAN fully acknowledges its obligations under the General Data Protection Regulation (GDPR) and the UK General Data Protection Regulation (UK GDPR) with respect to your personal data; if KDAN, you, or your affiliates or organizations meet any of the following circumstances, each shall comply with the UK GDPR and the GDPR in collecting, processing, and using Personal Data in addition to complying with the applicable privacy laws of your country/region as described above:
(1) Where any form of establishment or business presence is maintained within the EU/EEA or UK;
(2) Where business activities involve offering or intending to offer goods or services to individuals located in the EU/EEA or UK; or
(3) Where business activities involve monitoring or profiling the behavior of individuals located in the EU/EEA or UK.
2. Data Collected
2.1 Personal Data You Directly Provide to Us
(1) When you register to become a member of the Services
We will ask you to provide certain Personal Data for the registration, including but not limited to your email address, name, and password.
(2) When you use a third party account to register as a member of the Services
We will store the user information from the third party account, including but not limited to your names, email address and language preference in our member center. We will only use this account information in accordance with this Privacy Policy.
(3) When you use the Services
We will collect the content that you create, upload or receive from others. During the process of account creation, purchase, or subscription, we may collect the following additional information:
- a. Account Data:
Such as Name (used to verify your identity and create a unique account), Email address (as the primary channel for receiving important notices, purchase confirmations, and authorization information), Organization name, etc.
- b. Transaction Data:
Such as billing details, like name, email address, billing address, type of product purchased, payment amount, Subscription ID, and related URLs (e.g., purchase confirmation, Invoice PDF, etc.).
KDAN will collect, process, and use your Personal Data in accordance with this Privacy Policy. However, you should be mindful of whether the content you upload contains sensitive information (such as medical records or personal health information). If you have concerns about the sensitivity of the uploaded data, please do not upload or store such information within the Services.
2.2 Information collected through applications, browsers, and devices when using the Services
When you use the Services through applications, browsers, and devices, the information we collect will include but is not limited to the IP address, identity information related to devices, the categories of browsers and devices used, operating system, internet service provider, internet protocol address, and events on devices, including but not limited to crash records, system activities, and other records generated automatically by the servers. Our websites may also use cookies to enhance users’ experience. More information can be found in our Cookies Policy (https://www.lynxpdf.com/cookie-policy).
You may manage the categories of information that we collect, to a certain degree, through methods including changing the settings of browsers and devices.
2.3 Personal Data Provided to Us Through the Use of the Services
You must provide your email address when purchasing the Services to register as a member and use the Services. You understand that if you fail to provide specific types of data as required by the Services (e.g., your email address), we may be unable to fulfill our obligations under the agreement. The email address you provide upon purchasing the Services will automatically be registered as the Super Administrator Account for the Admin Console. A system-generated random password will be sent to you via email. Through this Account, you will have the following permissions:
Download the latest version of the product.
View and manage historical orders.
Manage your team, member accounts, and device removals.
We process this data based on your explicit consent. You are responsible for protecting your Account credentials and maintaining the accuracy of your Account information. You may contact us at any time to delete your Account. However, please note that once your Account is deleted, the data within the Account will be cleared, and you will lose access to your stored files.
2.4 Personal Data Collected and Processed for Contract Fulfillment
Throughout the process of purchasing or subscribing to the Services (including the technical service period), we may collect and process necessary personal data in order to fulfill the contract signed between you and us. This includes, but is not limited to, your name, address, phone number, email address, and payment information (e.g., your bank account or credit card information). The aforementioned personal data will only be shared with third-party service providers (such as PayPal or related banks) for the purpose of processing orders, invoicing, or settlement, or with your consent.
3. Purpose and Use of Data
(1) Provision of Services:
We will use the collected data to provide our services, including but not limited to: detailed information recorded while you use our services, and contacting you through your contact information when you submit feedback or inquiries. We process such data to provide services in accordance with the contract between us and you.
(2) Personalized services:
We process the data collected to learn how our users use our Services and resources, and to provide personalized services. We process this data for our legitimate interests of improving our Services, and your legitimate interest to receive a tailored service.
(3) Send newsletter or marketing information to subscribers
If you subscribe to our newsletter, we may send you marketing communications regarding our products and services. For existing customers, we may rely on the basis of legitimate interest to provide you with information about similar products or services that you have previously purchased or used. However, you may unsubscribe from the newsletter or opt-out of receiving such communications at any time through a clear and effective unsubscribe mechanism. The relevant procedure will be clearly stated at the bottom of the emails we send.
For new users or non-existing customers, we will only send marketing communications after obtaining your explicit prior consent. You may withdraw this consent at any time, and we will provide you with a simple and effective method to do so.
(4) Manage special activities on our websites
When you participate in our competitions, prize draws, or similar promotional events, we may process your personal data for the following purposes:
Ⅰ. To administer the event, verify eligibility, contact you regarding participation, and deliver prizes based on legitimate interest;
Ⅱ. To publish your name or other personal details in winner announcements, and/or to share your personal data with third-party sponsors or partners for marketing or promotional purposes based on your explicit consent.
(5) Improve our Services
We may process information gathered from research and/or analysis. This is our legitimate interest to improve our service experience, and to enhance the safety and stability of our Services. It is also the Users' legitimate interest to receive a secure and improving Service.
4. User Rights
(1) Through the “Contact us” page on our websites (https://www.lynxpdf.com/contact), you may make an inquiry of, review, request a copy of, supplement or correct, demand the cessation of the collection, processing or use of, restrict the use of, and request the deletion of your Personal Data. Where you have the right to data portability under Article 20 of the EU and UK GDPR, you may request that we send the information you have provided to us in a format that can be read by a computer, to another organization designated by you.
(2) If you request KDAN to stop, or restrict, collecting, processing, using your Personal Data, or to delete your Personal Data, we may be unable to continue to provide the Services, or unable to provide a complete experience of the Services, pursuant to your request.
5. Safety Measures
(1) We will adopt appropriate protection, storage, and process mechanisms and safety measures to prevent your Personal Data from being stolen, altered, damaged, lost, or leaked.
(2) We endeavor to maintain a secure environment by implementing security measures and vulnerability management practices consistent with industry best practices.
(3) To find out more about the safety measures we adopt, kindly refer to our Security Policy (https://www.lynxpdf.com/security).
6. Retention Period
(1) You can change or delete most of the personal data stored in your Service Account on your own.
(2) Account Data Stored in Services:
Your account data stored in the Services, including your email address, name, and password, will be retained until you delete your account or until your account becomes inactive/invalid for any reason.
If your account is part of a Team Plan, we (the Service Provider/KDAN) will continue to retain your account data for the duration that your account remains in the Team Plan (withdrawal from the Team Plan requires the consent of the Team Administrator).
To delete or deactivate your Service Account, you may contact our Customer Service Team via https://www.lynxpdf.com/contact. Please note that once you delete your account, you will no longer be able to use the Services with that account, nor will you be able to recover the original account data.
(3) To comply with laws and course of business (including but not limited to regulations and accounting procedures), or to provide Services, we will retain your Personal Data to the extent necessary.
7. Information Sharing and Disclosure
7.1 Unless one of the following conditions is met, we will not disclose or share your personal data with any third party:
(1) We have obtained your prior consent
Within the scope of your consent, we may share your personal data with third parties.
(2) Cooperation with Judicial or Government Authorities for Investigations and Notification Mechanisms
When a judicial authority or a legally authorized investigative agency requests access to, inquires about, or demands the provision of your personal data through formal documentation, or when a government agency requests access to or inquiries about your personal data pursuant to legal provisions or its official duties, we will verify the legality of such requests first.
Once we confirm the legitimacy of the request, we may provide your personal data to the requesting authority in order to comply with legal requirements and cooperate with the lawful requests of judicial authorities, legally authorized investigative agencies, or government agencies.
If the law or a court order does not prohibit or restrict us from disclosing such requests, we will, after evaluation, notify you at an appropriate time and in the most suitable manner, providing an overview of the request, the scope of the requested information, and the personal data that may be disclosed.
If the law or a court order prohibits, restricts or exempts us from disclosing such information, we may not be able to inform you of any details.
(3) Cooperation for Business or Operational Needs
When we enter into agreements with our partners, advertisers, trusted affiliates, or any other third parties for business or operational needs, or when we use third-party services to support our business operations, website functions, or manage activities, we may share your data with such third parties. However, we will make every effort to ensure that these third parties comply with our instructions, adhere to this Privacy Policy, and implement appropriate confidentiality and security measures within the authorized scope.
(4) De-identified Data
We may share aggregated or de-identified data with third parties, as such data cannot reasonably be used to identify an individual.
We may disclose, share, trade, and/or rent generalized and aggregated statistical information to third parties. These statistical data, which have been aggregated or de-identified, do not constitute personal data and may include, but are not limited to, application names, installation/uninstallation timestamps, and location data (such as country), which cannot reasonably be used to identify an individual.
(5) Compliance with Terms of Service
To enforce applicable terms of service(https://www.lynxpdf.com/terms-of-service), including investigating potential misuse by Users and addressing security or technical issues, we may share personal data with third parties.
(6) Transfer and Notification Mechanism
In the event of a merger, acquisition, or sale of assets, we will continue to take measures to protect the confidentiality of personal data and notify affected Users before transferring any personal data to a new entity.
7.2 KDAN strives to follow the principles of minimal collection and necessary disclosure to avoid using your data beyond the scope of your consent or legal requirements.
8. Third-party Websites or Services
(1) Our websites, applications, and Services may contain links, services, and advertisements run by third parties. These third-party links, services, and advertisements are not run by KDAN, and this Privacy Policy does not apply to said links, services, and advertisements. KDAN takes no legal responsibility regarding how these third parties collect, process, and use Users’ Personal Data. It is the User’s own responsibility to review the terms of service or privacy policy of these third parties before contacting, clicking, or using said links, services, and advertisements.
(2) Our websites, applications, and services may use Third-Party Cookies, including but not limited to:
These third parties may include external service providers such as social media platforms and website traffic analysis services, but they are neither operated nor managed by KDAN, and are not within the scope of this Privacy Policy. KDAN does not assume any legal responsibility for the collection, processing, and use of User personal data by these third-party providers. These Third-Party Cookies may be Analytical Cookies, Performance Cookies, or Targeting Cookies. Before using the aforementioned cookies, Users must carefully read and accept the Cookie policies stipulated by the third parties.
(3) We utilize automated processes to provide emails and notifications to Users depending on events that occur when using our Services, as well as determining the User's access level and operating a Chatbot.
We employ a third-party to facilitate User payments. This incorporates automated decision making to block high-risk payments.
9. Team Admin’s Liabilities
(1) The Admin of the Team Plan of the Services (including the party responsible for paying the Team Plan service fees and the designated Admin for each team) guarantees that they will comply with all local laws and regulations (including the EU's GDPR and other relevant regulations) when managing and using the personal data of Service Accounts belonging to the Team Plan.
(2) Should KDAN incur any claims from a third party (including individual account Users within the Team Plan) due to the Administrator's unlawful conduct, the Administrator shall indemnify KDAN for all resulting damages (including but not limited to attorney's fees, litigation costs, and the costs incurred by KDAN for settlement with/compensation to a third party as recognized by the court).
10. Data Transfers
Your Personal Data may be processed on servers located outside of the country where you live. Regardless of where your Personal Data is processed, we apply the same protections described in this Privacy Policy. We also comply with legal requirements relating to cross-border transfers of Personal Data.
If your Personal Data is transferred to a third country or organisation, we will ensure there is either an adequacy decision in place, or in the absence of an adequacy decision we will implement appropriate standard contractual clauses to ensure the security of your data.
11. Changes to Privacy Policy
(1) Due to rapid technological development, KDAN may update this Privacy Policy from time to time to reflect changes in legal, technical, or business developments in accordance with relevant laws and regulations. You agree that it is your responsibility to review this Privacy Policy periodically, and your continued use of the Services signifies your agreement to accept the updated Privacy Policy. If you do not agree to the terms of the updated Privacy Policy, please discontinue your use of the Services.
(2) Whenever we update this Privacy Policy, we will publish the updated Privacy Policy on KDAN’s websites, and will notify you soon through the applications or emails.
12. Right to lodge a complaint
You have the right to lodge a complaint with the appropriate supervisory authority in your region. If you do have any concerns about how we have handled your data we would kindly ask that you contact us in the first instance, before you speak to the supervisory authority, so that we have an opportunity to put things right.
13. Contact Us
If you have any questions about this Privacy Policy, data transfers, or the Services, please contact us at: