PRIVACY POLICY
Last updated March 26, 2026
PRIVACY POLICY
Last updated March 26, 2026
This Privacy Notice for João Victor Lora Prisco, doing business as Exatiz ("Exatiz," "we," "us," or "our"), describes how and why we might access, collect, store, use, and/or share ("process") your personal information when you use our services ("Services"), including when you:
- Visit our website at https://exatiz.com or any website of ours that links to this Privacy Notice
- Use Exatiz.
Who we are
Exatiz is a digital educational platform accessible via web browser and as a Progressive Web App (PWA). Its purpose is to support students in the study of exact sciences through question-solving, performance analysis, and study content organization.The platform allows users to create an account, answer questions, track performance, review content, and receive recommendations based on their results.
How Exatiz works
Exatiz uses data provided by users and data generated during use of the platform to:- record performance across questions and topics;
- track progress over time;
- identify learning gaps and suggest review activities;
- organize educational content and study materials.
Some features may use automated systems, including artificial intelligence tools, to support grading, recommendations, and content organization. These systems may contain inaccuracies and do not replace human assessment or formal instruction.
- Engage with us in other related ways, including any marketing or events
Questions or concerns? Reading this Privacy Notice will help you understand your privacy rights and choices. We are responsible for making decisions about how your personal information is processed. If you do not agree with our policies and practices, please do not use our Services. If you still have any questions or concerns, please contact us at suporte@exatiz.com.
SUMMARY OF KEY POINTS
This summary provides key points from our Privacy Notice, but you can find out more details about any of these topics by clicking the link following each key point or by using our table of contents below to find the section you are looking for.
What personal information do we process? When you visit, use, or navigate our Services, we may process personal information depending on how you interact with us and the Services, the choices you make, and the products and features you use. Learn more about personal information you disclose to us.
Do we process any sensitive personal information? Some of the information may be considered "special" or "sensitive" in certain jurisdictions, for example your racial or ethnic origins, sexual orientation, and religious beliefs. We do not process sensitive personal information.
Do we collect any information from third parties? We do not collect any information from third parties.
How do we process your information? We process your information to provide, improve, and administer our Services, communicate with you, for security and fraud prevention, and to comply with law. We may also process your information for other purposes with your consent. We also use aggregated and anonymized usage metrics to analyze learning patterns and improve educational content. Where applicable, we use Google Analytics to understand how users navigate our Services. We process your information only when we have a valid legal reason to do so. Learn more about how we process your information.
In what situations and with which parties do we share personal information? We may share information in specific situations and with specific third parties. Learn more about when and with whom we share your personal information.
How do we keep your information safe? We have adequate organizational and technical processes and procedures in place to protect your personal information. However, no electronic transmission over the internet or information storage technology can be guaranteed to be 100% secure, so we cannot promise or guarantee that hackers, cybercriminals, or other unauthorized third parties will not be able to defeat our security and improperly collect, access, steal, or modify your information. Learn more about how we keep your information safe.
What are your rights? Depending on where you are located geographically, the applicable privacy law may mean you have certain rights regarding your personal information. Learn more about your privacy rights.
How do you exercise your rights? The easiest way to exercise your rights is by contacting us at suporte@exatiz.com. We will consider and act upon any request in accordance with applicable data protection laws.
Want to learn more about what we do with any information we collect? Review the Privacy Notice in full.
TABLE OF CONTENTS
1. WHAT INFORMATION DO WE COLLECT?
Personal information you disclose to us
In Short: We collect personal information that you provide to us.We collect personal information that you voluntarily provide to us when you register on the Services, express an interest in obtaining information about us or our products and Services, when you participate in activities on the Services, or otherwise when you contact us.
Personal Information Provided by You. The personal information that we collect depends on the context of your interactions with us and the Services, the choices you make, and the products and features you use. The personal information we collect may include the following:
- names
- phone numbers
- email addresses
- usernames
- passwords
- contact preferences
- study performance data (e.g., answers to questions, accuracy, progress, and learning metrics)
Sensitive Information. We do not process sensitive information.
Payment Data. We may collect data necessary to process your payment if you choose to make purchases, such as your payment instrument number, and the security code associated with your payment instrument. All payment data is handled and stored by Mercado Pago. You may find their privacy notice link(s) here: https://www.mercadopago.com.br/privacidade.
All personal information that you provide to us must be true, complete, and accurate, and you must notify us of any changes to such personal information.
Information automatically collected
In Short: Some information — such as your Internet Protocol (IP) address and/or browser and device characteristics — is collected automatically when you visit our Services.We automatically collect certain information when you visit, use, or navigate the Services. This information does not reveal your specific identity (like your name or contact information) but may include device and usage information, such as your IP address, browser and device characteristics, operating system, language preferences, referring URLs, device name, country, location, information about how and when you use our Services, and other technical information. This information is primarily needed to maintain the security and operation of our Services, and for our internal analytics and reporting purposes.
Like many businesses, we also collect information through cookies and similar technologies. You can find out more about this in our Cookie Notice: https://exatiz.com/cookies.
The information we collect includes:
- Log and Usage Data. Log and usage data is service-related, diagnostic, usage, and performance information our servers automatically collect when you access or use our Services and which we record in log files. Depending on how you interact with us, this log data may include your IP address, device information, browser type, and settings and information about your activity in the Services (such as the date/time stamps associated with your usage, pages and files viewed, searches, and other actions you take such as which features you use), device event information (such as system activity, error reports (sometimes called "crash dumps"), and hardware settings).
- Device Data. We collect device data such as information about your computer, phone, tablet, or other device you use to access the Services. Depending on the device used, this device data may include information such as your IP address (or proxy server), device and application identification numbers, location, browser type, hardware model, Internet service provider and/or mobile carrier, operating system, and system configuration information.
- Location Data. We collect location data such as information about your device's location, which can be either precise or imprecise. How much information we collect depends on the type and settings of the device you use to access the Services. For example, we may use GPS and other technologies to collect geolocation data that tells us your current location (based on your IP address). You can opt out of allowing us to collect this information either by refusing access to the information or by disabling your Location setting on your device. However, if you choose to opt out, you may not be able to use certain aspects of the Services.
2. HOW DO WE PROCESS YOUR INFORMATION?
In Short: We process your information to provide, improve, and administer our Services, communicate with you, for security and fraud prevention, and to comply with law. We may also process your information for other purposes with your consent.We process your personal information for a variety of reasons, depending on how you interact with our Services, including:
- To facilitate account creation and authentication and otherwise manage user accounts. We may process your information so you can create and log in to your account, as well as keep your account in working order.
- To deliver and facilitate delivery of services to the user. We may process your information to provide you with the requested service.
- To respond to user inquiries/offer support to users. We may process your information to respond to your inquiries and solve any potential issues you might have with the requested service.
- To send administrative information to you. We may process your information to send you details about our products and services, changes to our terms and policies, and other similar information.
- To send you marketing and promotional communications. We may process the personal information you send to us for our marketing purposes, if this is in accordance with your marketing preferences. You can opt out of our marketing emails at any time. For more information, see "WHAT ARE YOUR PRIVACY RIGHTS?" below.
- To protect our Services. We may process your information as part of our efforts to keep our Services safe and secure, including fraud monitoring and prevention.
- To evaluate and improve our Services, products, marketing, and your experience. We may process your information when we believe it is necessary to identify usage trends, determine the effectiveness of our promotional campaigns, and to evaluate and improve our Services, products, marketing, and your experience.
- To identify usage trends. We may process information about how you use our Services to better understand how they are being used so we can improve them.
- To determine the effectiveness of our marketing and promotional campaigns. We may process your information to better understand how to provide marketing and promotional campaigns that are most relevant to you.
- To comply with our legal obligations. We may process your information to comply with our legal obligations, respond to legal requests, and exercise, establish, or defend our legal rights.
Vendors, Consultants, and Other Third-Party Service Providers. We may share your data with third-party vendors, service providers, contractors, or agents ("third parties") who perform services for us or on our behalf and require access to such information to do that work. We have contracts in place with our third parties, which are designed to help safeguard your personal information. This means that they cannot do anything with your personal information unless we have instructed them to do it. They will also not share your personal information with any organization apart from us. They also commit to protect the data they hold on our behalf and to retain it for the period we instruct.
The third parties we may share personal information with are as follows:
- AI Service Providers
OpenAI
- Cloud Computing Services
Supabase
- Invoice and Billing
Mercado Pago
- Web and Mobile Analytics
Google Analytics
We also may need to share your personal information in the following situations:
- Business Transfers. We may share or transfer your information in connection with, or during negotiations of, any merger, sale of company assets, financing, or acquisition of all or a portion of our business to another company.
We may use cookies and similar tracking technologies (like web beacons and pixels) to gather information when you interact with our Services. Some online tracking technologies help us maintain the security of our Services and your account, prevent crashes, fix bugs, save your preferences, and assist with basic site functions.
We also permit third parties and service providers to use online tracking technologies on our Services for analytics and advertising, including to help manage and display advertisements, to tailor advertisements to your interests, or to send abandoned shopping cart reminders (depending on your communication preferences). The third parties and service providers use their technology to provide advertising about products and services tailored to your interests which may appear either on our Services or on other websites.
Specific information about how we use such technologies and how you can refuse certain cookies is set out in our Cookie Notice: https://exatiz.com/cookies.
Google Analytics
We may share your information with Google Analytics to track and analyze the use of the Services. To opt out of being tracked by Google Analytics across the Services, visit https://tools.google.com/dlpage/gaoptout. For more information on the privacy practices of Google, please visit the Google Privacy & Terms page.5. DO WE OFFER ARTIFICIAL INTELLIGENCE-BASED PRODUCTS?
In Short: We offer products, features, or tools powered by artificial intelligence, machine learning, or similar technologies.As part of our Services, we offer products, features, or tools powered by artificial intelligence, machine learning, or similar technologies (collectively, "AI Products"). These tools are designed to enhance your experience and provide you with innovative solutions. The terms in this Privacy Notice govern your use of the AI Products within our Services.
Use of AI Technologies
We provide the AI Products through third-party service providers ("AI Service Providers"), including OpenAI. As outlined in this Privacy Notice, your input, output, and personal information will be shared with and processed by these AI Service Providers to enable your use of our AI Products for purposes outlined in "WHEN AND WITH WHOM DO WE SHARE YOUR PERSONAL INFORMATION?" You must not use the AI Products in any way that violates the terms or policies of any AI Service Provider.
Our AI Products
Our AI Products are designed for the following functions:
- Natural language processing
- Text analysis
- AI insights
- Image analysis
How We Process Your Data Using AI
All personal information processed using our AI Products is handled in line with our Privacy Notice and our agreement with third parties. This ensures high security and safeguards your personal information throughout the process, giving you peace of mind about your data's safety.
6. HOW LONG DO WE KEEP YOUR INFORMATION?
In Short: We keep your information for as long as necessary to fulfill the purposes outlined in this Privacy Notice unless otherwise required by law.We will only keep your personal information for as long as it is necessary for the purposes set out in this Privacy Notice, unless a longer retention period is required or permitted by law (such as tax, accounting, or other legal requirements). No purpose in this notice will require us keeping your personal information for longer than the period of time in which users have an account with us.
When we have no ongoing legitimate business need to process your personal information, we will either delete or anonymize such information, or, if this is not possible (for example, because your personal information has been stored in backup archives), then we will securely store your personal information and isolate it from any further processing until deletion is possible.
7. HOW DO WE KEEP YOUR INFORMATION SAFE?
In Short: We aim to protect your personal information through a system of organizational and technical security measures.We have implemented appropriate and reasonable technical and organizational security measures designed to protect the security of any personal information we process. However, despite our safeguards and efforts to secure your information, no electronic transmission over the Internet or information storage technology can be guaranteed to be 100% secure, so we cannot promise or guarantee that hackers, cybercriminals, or other unauthorized third parties will not be able to defeat our security and improperly collect, access, steal, or modify your information. Although we will do our best to protect your personal information, transmission of personal information to and from our Services is at your own risk. You should only access the Services within a secure environment.
8. WHAT ARE YOUR PRIVACY RIGHTS?
In Short: You may review, change, or terminate your account at any time, depending on your country, province, or state of residence.Withdrawing your consent: If we are relying on your consent to process your personal information, which may be express and/or implied consent depending on the applicable law, you have the right to withdraw your consent at any time. You can withdraw your consent at any time by contacting us by using the contact details provided in the section "HOW CAN YOU CONTACT US ABOUT THIS NOTICE?" below.
However, please note that this will not affect the lawfulness of the processing before its withdrawal nor, when applicable law allows, will it affect the processing of your personal information conducted in reliance on lawful processing grounds other than consent.
Opting out of marketing and promotional communications: You can unsubscribe from our marketing and promotional communications at any time by clicking on the unsubscribe link in the emails that we send, or by contacting us using the details provided in the section "HOW CAN YOU CONTACT US ABOUT THIS NOTICE?" below. You will then be removed from the marketing lists. However, we may still communicate with you — for example, to send you service-related messages that are necessary for the administration and use of your account, to respond to service requests, or for other non-marketing purposes.
Account Information
If you would at any time like to review or change the information in your account or terminate your account, you can:- Log in to your account settings and update your user account.
- Contact us using the contact information provided.
- Users can delete their account directly through their account settings within the platform. Alternatively, users may request account deletion by contacting suporte@exatiz.com.
Upon your request to terminate your account, we will deactivate or delete your account and information from our active databases. However, we may retain some information in our files to prevent fraud, troubleshoot problems, assist with any investigations, enforce our legal terms and/or comply with applicable legal requirements.
Cookies and similar technologies: Most Web browsers are set to accept cookies by default. We use analytics technologies, including Google Analytics, only in accordance with applicable law and your cookie choices where consent is required. If you prefer, you can usually choose to set your browser to remove cookies and to reject cookies. If you choose to remove cookies or reject cookies, this could affect certain features or services of our Services. For further information, please see our Cookie Notice: https://exatiz.com/cookies.
If you have questions or comments about your privacy rights, you may email us at suporte@exatiz.com.
9. CONTROLS FOR DO-NOT-TRACK FEATURES
Most web browsers and some mobile operating systems and mobile applications include a Do-Not-Track ("DNT") feature or setting you can activate to signal your privacy preference not to have data about your online browsing activities monitored and collected. At this stage, no uniform technology standard for recognizing and implementing DNT signals has been finalized. As such, we do not currently respond to DNT browser signals or any other mechanism that automatically communicates your choice not to be tracked online. If a standard for online tracking is adopted that we must follow in the future, we will inform you about that practice in a revised version of this Privacy Notice.10. DO WE MAKE UPDATES TO THIS NOTICE?
In Short: Yes, we will update this notice as necessary to stay compliant with relevant laws.We may update this Privacy Notice from time to time. The updated version will be indicated by an updated "Revised" date at the top of this Privacy Notice. If we make material changes to this Privacy Notice, we may notify you either by prominently posting a notice of such changes or by directly sending you a notification. We encourage you to review this Privacy Notice frequently to be informed of how we are protecting your information.
11. HOW CAN YOU CONTACT US ABOUT THIS NOTICE?
If you have questions or comments about this notice, you may email us at suporte@exatiz.com12. HOW CAN YOU REVIEW, UPDATE, OR DELETE THE DATA WE COLLECT FROM YOU?
Based on the applicable laws of your country, you may have the right to request access to the personal information we collect from you, details about how we have processed it, correct inaccuracies, or delete your personal information. You may also have the right to withdraw your consent to our processing of your personal information. These rights may be limited in some circumstances by applicable law. To request to review, update, or delete your personal information, please contact us at suporte@exatiz.com.This Privacy Policy was created using Termly's Privacy Policy Generator