Privacy Policy for OptionsSimulator.com. Learn how Thetix Technologies Ltd collects, uses, and protects your data under UK GDPR and EU GDPR.
1. Introduction
This Privacy Policy explains how Thetix Technologies Ltd ("Company", "we", "us", or "our"), a company incorporated in England and Wales under Company Number 17113756, with its registered office at 2 Frederick Street, Kings Cross, London WC1X 0ND, United Kingdom, collects, uses, stores, shares, and protects your personal data when you access or use the OptionsSimulator.com website, platform, and associated services (collectively, the "Service").
We are committed to protecting your privacy and handling your personal data in accordance with the UK General Data Protection Regulation (UK GDPR), the Data Protection Act 2018, the EU General Data Protection Regulation (EU GDPR) where applicable, and other relevant data protection laws.
By using the Service, you acknowledge that you have read and understood this Privacy Policy. If you do not agree with our data practices, please do not use the Service.
2. Data Controller
The data controller responsible for your personal data is:
Thetix Technologies Ltd
2 Frederick Street, Kings Cross
London WC1X 0ND, United Kingdom
Company Number: 17113756
Email: support@optionssimulator.com
3. Personal Data We Collect
We collect the following categories of personal data:
3.1 Data You Provide Directly
- Account registration data: name, email address, and password (or OAuth credentials if you sign in via a third-party provider such as Google).
- Payment data: billing information processed through Stripe. We do not store your full credit or debit card details on our servers — Stripe handles this as an independent data controller.
- Support communications: any information you provide when contacting us via email or other channels.
3.2 Data Collected Automatically
- Usage data: pages visited, features used, simulation settings, strategies created, and interaction patterns within the Service.
- Device and technical data: IP address, browser type and version, operating system, device type, screen resolution, and referring URL.
- Cookie and tracking data: information collected through cookies and similar technologies as described in our Cookie Policy.
3.3 Data from Third-Party Sources
- OAuth providers: if you register or sign in using a third-party service (e.g. Google), we receive your name, email address, and profile picture as authorised by you during the authentication process.
- Payment processor: Stripe may share transaction status, subscription events, and billing metadata with us to manage your account.
4. Legal Bases for Processing
We process your personal data on the following legal bases under UK GDPR Article 6(1):
| Purpose |
Legal Basis |
| Providing and managing the Service and your Account |
Performance of contract (Art. 6(1)(b)) |
| Processing payments and managing Subscriptions |
Performance of contract (Art. 6(1)(b)) |
| Sending transactional emails (account confirmation, password reset, payment receipts) |
Performance of contract (Art. 6(1)(b)) |
| Improving the Service, analytics, and product development |
Legitimate interest (Art. 6(1)(f)) |
| Ensuring security and preventing fraud |
Legitimate interest (Art. 6(1)(f)) |
| Complying with legal obligations (tax records, regulatory requirements) |
Legal obligation (Art. 6(1)(c)) |
| Sending marketing communications (if opted in) |
Consent (Art. 6(1)(a)) |
5. How We Use Your Data
We use your personal data for the following purposes:
- To create and manage your Account and authenticate your identity.
- To provide access to the Service's features based on your Subscription plan.
- To process payments and manage billing through Stripe.
- To send transactional notifications related to your Account and Subscription (e.g. payment confirmations, renewal reminders, service updates).
- To analyse usage patterns and improve the Service's functionality, performance, and user experience.
- To detect, prevent, and address technical issues, security threats, and fraudulent activity.
- To respond to your support requests and communications.
- To comply with applicable legal and regulatory obligations.
6. Data Sharing and Third Parties
We do not sell your personal data to third parties. We may share your data with the following categories of recipients:
| Recipient |
Purpose |
Data Shared |
| Stripe (stripe.com) |
Payment processing |
Billing details, transaction data, Subscription status |
| Railway (railway.app) |
Cloud hosting and infrastructure |
Data stored on our servers as part of service operation |
| Google (OAuth provider) |
Authentication (if you choose Google sign-in) |
Authentication tokens |
| Analytics providers |
Usage analytics and Service improvement |
Anonymised or pseudonymised usage data |
We may also disclose your data if required by law, regulation, legal process, or governmental request, or to protect the rights, safety, or property of the Company, our users, or the public.
7. International Data Transfers
Your data may be transferred to and processed in countries outside the United Kingdom and European Economic Area, including the United States (e.g. Stripe, Railway). Where such transfers occur, we ensure appropriate safeguards are in place, including:
- Transfers to countries with an adequacy decision by the UK Secretary of State or the European Commission.
- Standard Contractual Clauses (SCCs) approved by the relevant authority.
- The recipient's participation in recognised data protection frameworks.
You may request further details about the safeguards in place by contacting us at support@optionssimulator.com.
8. Data Retention
We retain your personal data only for as long as necessary to fulfil the purposes described in this Privacy Policy, unless a longer retention period is required or permitted by law.
- Account data: retained for the duration of your Account and deleted within 90 days of Account termination, unless we are required to retain it for legal or regulatory purposes.
- Payment and transaction records: retained for up to 7 years to comply with tax and accounting obligations.
- Usage and analytics data: retained in anonymised or aggregated form for up to 3 years for analytical purposes.
- Support communications: retained for up to 2 years from the date of resolution.
9. Your Rights
Under the UK GDPR and, where applicable, the EU GDPR, you have the following rights regarding your personal data:
- Right of access (Art. 15): you may request a copy of the personal data we hold about you.
- Right to rectification (Art. 16): you may request correction of inaccurate or incomplete personal data.
- Right to erasure (Art. 17): you may request deletion of your personal data in certain circumstances ("right to be forgotten").
- Right to restriction of processing (Art. 18): you may request that we restrict the processing of your data in certain circumstances.
- Right to data portability (Art. 20): you may request to receive your personal data in a structured, commonly used, machine-readable format.
- Right to object (Art. 21): you may object to processing based on legitimate interests or for direct marketing purposes.
- Right to withdraw consent (Art. 7(3)): where processing is based on consent, you may withdraw your consent at any time without affecting the lawfulness of processing carried out before withdrawal.
To exercise any of these rights, please contact us at support@optionssimulator.com. We will respond to your request within one month, as required by applicable law. In complex cases, this period may be extended by a further two months, of which we will inform you.
10. Data Security
We implement appropriate technical and organisational measures to protect your personal data against unauthorised access, alteration, disclosure, or destruction. These measures include:
- Encryption of data in transit using TLS/SSL.
- Secure password hashing and storage.
- Regular security assessments and monitoring.
- Access controls limiting data access to authorised personnel only.
- Hosting on infrastructure with industry-standard security certifications.
While we take reasonable steps to protect your data, no method of transmission over the Internet or electronic storage is completely secure. We cannot guarantee absolute security.
11. Children's Privacy
The Service is not directed to individuals under the age of 18 (or the age of legal majority in their jurisdiction). We do not knowingly collect personal data from children. If we become aware that we have collected personal data from a child, we will take steps to delete that data promptly. If you believe that a child has provided us with personal data, please contact us at support@optionssimulator.com.
12. Cookies and Tracking Technologies
We use cookies and similar tracking technologies on the Service. For detailed information about the types of cookies we use, their purposes, and how you can manage your cookie preferences, please refer to our Cookie Policy.
13. Third-Party Links
The Service may contain links to third-party websites or services that are not operated by us. We are not responsible for the privacy practices of such third parties. We encourage you to review the privacy policies of any third-party services you access through the Service.
14. Changes to This Privacy Policy
We may update this Privacy Policy from time to time to reflect changes in our practices, technology, legal requirements, or other factors. We will notify you of material changes by posting the updated Privacy Policy on the Service and updating the "Last updated" date. We encourage you to review this Privacy Policy periodically.
Where required by law, we will obtain your consent before making material changes to how we process your personal data.
15. Complaints
If you are unsatisfied with how we handle your personal data, you have the right to lodge a complaint with a supervisory authority. For users in the United Kingdom, the relevant authority is:
Information Commissioner's Office (ICO)
Wycliffe House, Water Lane, Wilmslow, Cheshire SK9 5AF
Website: ico.org.uk
Helpline: 0303 123 1113
For users in the European Union, you may lodge a complaint with the data protection authority in your country of residence.
We would appreciate the opportunity to address your concerns before you contact a supervisory authority. Please reach out to us first at support@optionssimulator.com.
16. Contact Information
For any questions, concerns, or requests regarding this Privacy Policy or our data practices, please contact us:
Thetix Technologies Ltd
2 Frederick Street, Kings Cross
London WC1X 0ND, United Kingdom
Company Number: 17113756
Email: support@optionssimulator.com
Website: www.optionssimulator.com