In order to use the service, we will ask you to enter information about your reading preferences, name, email. We also automatically collect from your device language settings, IP address, time zone, type and model of a device, device settings, operating system, Internet service provider, mobile carrier, hardware ID, and other unique identifiers (such as IDFA and AAID). We need this data to provide our services, analyze how our customers use the service, to serve ads.

For improving our service and serving ads, we use third party solutions. As a result, we may process data using solutions developed by Amazon, Facebook, Google, Twitter, Appsflyer, Amplitude, Firebase, Snapchat, Pinterest, Apple, BigQuery, TikTok. Some of the data is stored and processed on servers of such third parties. This enables us to:

  1. Analyze different interactions (how often users make subscriptions, what is the most popular users’ reading goal, what is the average time spent by users on reading).
  2. Serve ads (and are able to show them only to a particular group users, for example, to subscribers).

Consequently, we, in particular, better understand in what of our features and content you see the most value and are able to focus on them to enhance your experience and increase the quality of our products.

Please read our Privacy Policy below to know more about what we do with data (Section 2), what data privacy rights are available to you (Section 5), who will be the data controller (Section 12), and how to influence personalized advertising (Subsection 2.7). If any questions will remain unanswered, please contact us at [email protected].


This Privacy Policy explains what personal data is collected when you use the Mentorist mobile application (the “App”), our Mentorist website (the “Website”) and the services provided through them (together with the App and the Website, the “Service”), how such personal data will be used, shared.

BY USING THE SERVICE, YOU PROMISE US THAT (I) YOU HAVE READ, UNDERSTAND AND AGREE TO THIS PRIVACY POLICY, AND (II) YOU ARE OVER 16 YEARS OF AGE (OR HAVE HAD YOUR PARENT OR GUARDIAN READ AND AGREE TO THIS PRIVACY POLICY FOR YOU). If you do not agree, or are unable to make this promise, you must not use the Service. In such case, you must (a) delete your account using the functionality found in “Settings” in the App or the Website, or contact us and request deletion of your data; (b) cancel any subscriptions depending on how you subscribed (using the functionality provided by Apple or Google if you subscribed via an app store; or the functionality of our Website if you purchased subscription via the Website); and (c) delete the App from your device(s).

“GDPR” means the General Data Protection Regulation (EU) 2016/679 of the European Parliament and of the Council of 27 April 2016 on the protection of natural persons with regard to the processing of personal data and on the free movement of such data.

“EEA” includes all current member states to the European Union and the European Economic Area. For the purpose of this policy EEA shall include the United Kingdom of Great Britain and Northern Ireland.

“Process”, in respect of personal data, includes to collect, store, and disclose to others.



We collect data you give us voluntarily (for example, when you enter your reading preferences, name, email, phone number). We also may receive data about you from third parties (for example, when you sign in via Google). We also collect data automatically (for example, your IP address) and use third-party service providers for such collection.

  1. Data you give us

    You provide us information about yourself when you register for and/or use the Service. For example, reading preferences, name, email address, phone number.

  2. Data provided to us by third parties

    When you decide to log in using Google, we get personal data from your Google account. This includes your email, name, profile image, and Google ID.

    You can revoke access provided to us on Apps Permissions page. To know more about how Google processes your data, visit its Privacy Policy. When you use Sign in with Apple to register an account in the App, we get personal data from your Apple ID account. This data may include, in particular, your name and verified email address. You may choose to share your real email address or an anonymous one that uses the private email relay service. Apple will show you their detailed privacy information on the Sign in with Apple screen. Find more about Sign in with Apple here. Apple lets you revoke access provided to the App in your Apple ID settings by following the next steps.

  3. Data we collect automatically:

    • Data about how you found us

      We collect data about your referring app or URL (that is, the app or place on the Web where you were when you tapped on our ad).

    • Device and Location data

      We collect data from your device. Examples of such data include: language settings, IP address, time zone, type and model of a device, device settings, operating system and its version, Internet service provider, mobile carrier, hardware ID, and Facebook ID.

    • Usage data

      We record how you interact with our Service. For example, we log your taps/clicks on certain areas of the interface, the features, and content you interact with, how often you use the Service, how long you are in the Service, and your subscription orders. We also record the ads in our App or Website with which you interact (and the Internet links to which those ads lead).

    • Advertising IDs

      We collect your Apple Identifier for Advertising (“IDFA”) or Google Advertising ID (“AAID”) (depending on the operating system of your device). You can typically reset these numbers through the settings of your device’s operating system (but we do not control this).

    • Transaction data

      When you make payments through the Service, you need to provide financial account data, such as your credit card number, to our third-party service providers. We do not collect or store full credit card number data, though we may receive credit card-related data, data about the transaction, including: date, time, and amount of the transaction, the type of payment method used.

    • Cookies

      A cookie is a small text file that is stored on a user's computer for record-keeping purposes. Cookies can be either session cookies or persistent cookies. A session cookie expires when you close your browser and is used to make it easier for you to navigate our Service. A persistent cookie remains on your hard drive for an extended period of time. We also use tracking pixels that set cookies to assist with delivering online advertising.

      Cookies are used, in particular, to automatically recognize you the next time you visit our website. As a result, the information, which you have earlier entered in certain fields on the website may automatically appear the next time when you use our Service. Cookie data will be stored on your device and most of the times only for a limited time period.


We process your personal data for the following purposes:

  1. To provide our Service

    We process your personal data to enable you to use the Service seamlessly and to address any Service errors or technical issues.

    • To host personal data and enable our Website to operate and be distributed, we use Google Cloud, which are hosting and backend services.
    • We use Firebase Performance Monitoring and Firebase Crash Reporting, which are monitoring services provided by Google. For more information, please visit Google's Privacy policy and Privacy and Security in Firebase.
    • To monitor infrastructure and the Service’s performance, we use Crashlytics, which is a monitoring service provided by Google.
    • To customize your experience

    We process your personal data, such as reading preferences, to adjust the content of the Service and make offers tailored to your personal preferences. This allows us to show more relevant books in the App based on your preferences.

  2. To manage your account and provide customer support

    We process your personal data to respond to your requests for technical support, service information, or any other communication you initiate. This includes accessing your account to address technical support requests. We may also send notifications or emails about the performance of our Service, security, payment transactions, or updates to our Terms and Conditions of Use or this Privacy Policy.

  3. To communicate with you regarding your use of our Service

    We communicate with you through push notifications or emails, including reminders and motivational messages encouraging you to continue reading or providing other information about the Service. You may receive push notifications every day at a specific time reminding you to read. To opt out of receiving push notifications, adjust your device settings. To opt out of receiving emails, click the unsubscribe link in the email footer.

    • The services we use for these purposes may collect data about when the message was viewed by our App’s users and how they interacted with it, such as by clicking on links included in the message.
    • To communicate with you, we use Firebase Cloud Messaging and Firebase Notifications, message sending services provided by Google. These services allow us to send messages and notifications to users across platforms such as Android and iOS. We also integrate Firebase Notifications with Firebase Analytics to track opening and conversion events.
    • To research and analyze your use of the Service

    This helps us better understand our business, analyze operations, maintain, improve, innovate, plan, design, and develop the Service and new products. We also use such data for statistical analysis purposes and to test and improve our offers. This allows us to better understand user preferences and behaviors to enhance the App. For example, we may introduce more book summaries into a category if users frequently read book summaries from that category.

    • To perform research and analysis about how users interact with our App, we use Appsflyer, which provides analytics tools and insights on user interactions with the Service. For more information, refer to the Privacy policy and Opt Out.
    • We use Facebook Analytics to gather aggregated demographics and insights on user interactions within the Service.
    • To analyze user behavior and measure ad effectiveness, we use Google Analytics, a web analysis program by Google. Google Analytics may place cookies on your device to provide analytics.
    • We use Amplitude, an analytics service, to understand how customers use our Service and track various interactions.
    • To track and analyze user behavior and reactions to changes in the App or Website, we use Firebase Remote Config, an A/B testing and configuration service provided by Google.
    • We also use Firebase Analytics, another analytics service by Google.
    • To send you marketing communications

    We process your personal data for marketing campaigns, which may include adding your email address to our marketing list. You will receive information about our products, special offers, and more. If you do not want to receive marketing emails, you can unsubscribe by following the instructions in the email footer. We may also show advertisements in our App or Website and send you push notifications for marketing purposes.

  4. To personalize our ads

    We and our partners, including Facebook and Google, use your personal data to tailor ads and possibly even show them to you at the relevant time. For example, if you have installed our App, you might see ads of our products, for example, in your Facebook’s feed.

    How to opt out or influence personalized advertising

    iOS: On your iPhone or iPad, go to “Settings,” then “Privacy” and tap “Advertising” to select “Limit Ad Track”. In addition, you can reset your advertising identifier (this also may help you to see less of personalized ads) in the same section.

    Android: To opt-out of ads on an Android device, simply open the Google Settings app on your mobile phone, tap “Ads” and enable “Opt out of interest-based ads”. In addition, you can reset your advertising identifier in the same section (this also may help you to see less of personalized ads).

    macOS: On your MacBook, you can disable personalized ads: go to System Preferences > Security & Privacy > Privacy, select Apple Advertising, and deselect Personalized Ads.

    Windows: On your laptop running Windows 10, you shall select Start > Settings > Privacy and then turn off the setting for Let apps use advertising ID to make ads more interesting to you based on your app activity. If you have another Windows version, please follow the steps here.

    To learn even more about how to affect advertising choices on various devices, please look at the information available here.

    In addition, you may get useful information and opt out of some interest-based advertising, by visiting the following links:

    • Network Advertising Initiative –
    • Digital Advertising Alliance –
    • Digital Advertising Alliance (Canada) –
    • Digital Advertising Alliance (EU) –
    • DAA AppChoices page –

    Browsers: It is also may be possible to stop your browser from accepting cookies altogether by changing your browser’s cookie settings. You can usually find these settings in the “options” or “preferences” menu of your browser. The following links may be helpful, or you can use the “Help” option in your browser.

    • Cookie settings in Internet Explorer
    • Cookie settings in Firefox
    • Cookie settings in Chrome
    • Cookie settings in Safari web and iOS

    Google allows its users to opt out of Google’s personalized ads and to prevent their data from being used by Google Analytics.

    We value your right to influence the ads that you see, thus we are letting you know what service providers we use for this purpose and how some of them allow you to control your ad preferences.

    We use Facebook pixel on the Service. Facebook pixel is a code placed on the Service collecting data that helps us track conversions from Facebook Ads, build a targeted audience, and remarket to people who have taken some actions on the Service (for example, made a purchase).

    We use Facebook Ads Manager together with Facebook Custom Audience, which allows us to choose audiences that will see our ads on Facebook or other Facebook’s products (for example, Instagram). Through Facebook Custom Audience, we may create a list of users with certain sets of data, such as an IDFA, choose users that have completed certain actions in the App (for example, installed it). As a result, we may ask Facebook to show some ads to a particular list of users. As a result, more of our ads may show up while you are using Facebook or other Facebook’s products (for example, Instagram). You may learn how to opt out of advertising provided to you through Facebook Custom Audience here.

    Facebook also allows its users to influence the types of ads they see on Facebook. To find how to control the ads you see on Facebook, please go here or adjust your ads settings on Facebook.

    Google Ads is an ad delivery service provided by Google that can deliver ads to users. In particular, Google allows us to tailor the ads in a way that they will appear, for example, only to users that have conducted certain actions with our App (for example, show our ads to users who have purchased a subscription). Some other examples of events that may be used for tailoring ads include, in particular, installing our App. Google allows its users to opt out of Google’s personalized ads and to prevent their data from being used by Google Analytics.

    We also use Twitter Ads provided by Twitter to deliver advertising. Twitter Ads allows us to choose specific audiences based on geographic areas or user’s interests. As a result, we may ask Twitter to deliver our ads to a certain list of users. Twitter allows you to opt-out of its internet-based advertising. Privacy Policy.

    We use Pinterest Ads to deliver group-based advertisements. For example, you may see our ads if you are interested in specific services, information, or offers. For more information, please refer to the Pinterest Privacy Policy.

    TikTok Ads is the service provided by TikTok that can deliver ads to its users. The ads can be tailored to specific categories of users (for instance, based on their geographical location). For more information, please refer to TikTok’s Privacy Policy.

    We also use Snapchat Advertising Platform together with Snapchat Audience Based Match, which is an ad delivery service provided by Snapchat that can link the activity of some users of our Service with the Snapchat advertising network and show some of our ads to them. As a result, you may see more of ads on Snapchat in case you use our Service. Snapchat allows you to Opt Out of their audience-based ads. Privacy Policy.

  5. To process your payments

    We provide paid products and/or services within the Service. For this purpose, we use third-party services for payment processing (for example, payment processors). As a result of this processing, you will be able to make a payment for a subscription and we will be notified that the payment has been made.

    We will not store or collect your payment card details ourselves. This information will be provided directly to our third-party payment processors.

    We use Stripe to process your payments on the Website. Privacy Policy.

  6. To enforce our Terms and Conditions of Use and to prevent and combat fraud

    We use personal data to enforce our agreements and contractual commitments, to detect, prevent, and combat fraud. As a result of such processing, we may share your information with others, including law enforcement agencies (in particular, if a dispute arises in connection with our Terms and Conditions of Use).

  7. To comply with legal obligations

    We may process, use, or share your data when the law requires it, in particular, if a law enforcement agency requests your data by available legal means.


In this section, we explain the legal bases we use for processing your personal data for each particular purpose. This section applies only to EEA-based users.

We process your personal data under the following legal bases:

  1. Your consent

    Under this legal basis, we will send you marketing emails. You have the right to withdraw your consent at any time by clicking on the unsubscribe link in the footer of our marketing emails.

  2. To perform our contract with you

    Under this legal basis, we:

    • Provide our Service in accordance with our Terms and Conditions of Use
    • Customize your experience
    • Manage your account and provide customer support
    • Communicate with you regarding your use of our Service
    • Process your payments
    • For our (or others') legitimate interests

    We rely on legitimate interests unless those interests are overridden by your interests or fundamental rights and freedoms that require the protection of personal data. We use legitimate interests for the following purposes:

    • To communicate with you regarding your use of our Service. This includes sending you push notifications proposing you to read a new book summary. The legitimate interest we rely on for this purpose is our interest in encouraging you to use our Service more often. We also consider the potential benefits to you of reading more book summaries, which may help you advance in life and your career.
    • To research and analyze your use of the Service. Our legitimate interest for this purpose is our interest in improving our Service so that we understand users' preferences and can provide you with a better experience, such as making the use of the App easier and more enjoyable, or introducing and testing new features.
    • To send you marketing communications. The legitimate interest we rely on for this processing is our interest in promoting our Service in a measured and appropriate way.
    • To personalize our ads. The legitimate interest we rely on for this processing is our interest in promoting our Service in a reasonably targeted way.
    • To enforce our Terms and Conditions of Use and to prevent and combat fraud. Our legitimate interests for this purpose include enforcing our legal rights, preventing and addressing fraud and unauthorized use of the Service, and ensuring compliance with our Terms and Conditions of Use.
    • To comply with legal obligations.


We share information with third parties that help us operate, provide, improve, integrate, customize, support, and market our Service. We may share some sets of personal data, in particular, for purposes indicated in Section 2 of this Privacy Policy. The types of third parties we share information with include, in particular:

  1. Service providers

    We share personal data with third parties that we hire to provide services or perform business functions on our behalf, based on our instructions. We share your personal information with the following types of service providers:

    • Cloud storage providers (Google)
    • Data analytics providers (Facebook, Google, Appsflyer, Firebase, Amplitude)
    • Measurement partners
    • Marketing partners (including social media networks, marketing agencies, email delivery services, Facebook, Google, Twitter, TikTok, Snapchat, Pinterest)
    • Payment processing providers (Stripe)
    • Communication services providers
    • Law enforcement agencies and other public authorities

    We may use and disclose personal data to enforce our Terms and Conditions of Use, protect our rights, privacy, safety, or property, and respond to requests from courts, law enforcement agencies, regulatory agencies, and other public and government authorities, or in other cases provided for by law.

  2. Third parties as part of a merger or acquisition

    As we develop our business, we may buy or sell assets or business offerings. Customers’ information is generally one of the transferred business assets in these types of transactions. We may also share such information with any affiliated entity (e.g. parent company or subsidiary) and may transfer such information in the course of a corporate transaction, such as the sale of our business, a divestiture, merger, consolidation, or asset sale, or in the unlikely event of bankruptcy.


To be in control of your personal data, you have the following rights:

  • Accessing / reviewing / updating / correcting your personal data: You may request a copy of your personal data and request us to update/correct your personal data collected during your use of the Service at [email protected].
  • Deleting your personal data: You can request erasure of your personal data by sending us an email at [email protected].

    When you request deletion of your personal data, we will use reasonable efforts to honor your request. In some cases, we may be legally required to keep some of the data for a certain time; in such event, we will fulfill your request after we have complied with our obligations.

  • Objecting to or restricting the use of your personal data: You can ask us to stop using all or some of your personal data or limit our use thereof by sending a request at [email protected].

    Additional information for EEA-based users:

    If you are based in the EEA, you have the following rights in addition to the above:

    • The right to lodge a complaint with a supervisory authority: We would love you to contact us directly, so we could address your concerns. Nevertheless, you have the right to lodge a complaint with a competent data protection supervisory authority, in particular in the EU Member State where you reside, work, or where the alleged infringement has taken place.
    • The right to data portability: If you wish to receive your personal data in a machine-readable format, you can send a respective request at [email protected].


We do not knowingly process personal data from persons under 16 years of age. If you learn that anyone younger than 16 has provided us with personal data, please contact us at [email protected].


We do business globally. We may transfer personal data to countries other than the country in which the data was originally collected in order to provide the Service set forth in the Terms and Conditions of Use and for purposes indicated in this Privacy Policy. If these countries do not have the same data protection laws as the country in which you initially provided the information, we deploy special safeguards.

In particular, if we transfer personal data originating from the EEA to countries with not adequate level of data protection, we use one of the following legal bases: (i) Standard Contractual Clauses approved by the European Commission (details available here), or (ii) the EU-U.S. Privacy Shield Framework (details available here), or (iii) the European Commission adequacy decisions about certain countries (details available here).


We may modify this Privacy Policy from time to time. If we decide to make material changes to this Privacy Policy, you will be notified through our Service or by other available means and will have an opportunity to review the revised Privacy Policy. By continuing to access or use the Service after those changes become effective, you agree to be bound by the revised Privacy Policy.


California’s Shine the Light law gives California residents the right to ask companies once a year what personal information they share with third parties for those third parties' direct marketing purposes. Learn more about what is considered to be personal information under the statute.

To obtain this information from us, please send an email message to [email protected] which includes “Request for California Shine the Light Privacy Information” on the subject line and your state of residence and email address in the body of your message. Please be aware that not all information sharing is covered by the “Shine the Light” requirements, and only information on covered sharing will be included in our response.

Please be aware that not all information sharing is covered by the “Shine the Light” requirements, and only information on covered sharing will be included in our response.


We will store your personal data for as long as it is reasonably necessary for achieving the purposes set forth in this Privacy Policy (including providing the Service to you), which includes (but is not limited to) the period during which you have an account with the Service. We will also retain and use your personal data as necessary to comply with our legal obligations, resolve disputes, and enforce our agreements.


Except as otherwise stipulated in this Privacy Policy, this App does not support “Do Not Track” requests. To determine whether any of the third-party services it uses honor the “Do Not Track” requests, please read their privacy policies.


Taulab ÖU registered in Tallinn, Estonia. , a legal entity having its registered address at Juhkentali 8, 10132 Tallinn will be the controller of your personal data.


You may contact us at any time for details regarding this Privacy Policy and its previous versions. For any questions concerning your account or your personal data, please contact us at [email protected].