Privacy Policy

Last updated: October 2025

This Privacy Policy describes how Upword, developed by Andrii Hulias (operating as AppeX), collects, uses, and protects your personal information when you use our mobile application (“the App”).

By using Upword, you agree to the collection and use of information in accordance with this policy.

1. Information We Collect

We may collect the following types of data to provide and improve your experience:

a. Automatically Collected Data

  • Device information (model, OS version, language, country, time zone)
  • App usage data and in-app interactions
  • Anonymous identifiers (such as Firebase Instance ID or AppsFlyer ID)
  • Crash and performance diagnostics

b. Analytics and Attribution

We use third-party services to understand usage, analyze performance, and improve the App and our website:

  • Firebase Analytics – to analyze app usage and improve user experience
  • Amplitude – for in-depth product analytics and engagement metrics
  • AppsFlyer – for install attribution and marketing performance
  • RevenueCat – for managing in-app purchases and subscriptions
  • Firebase Crashlytics – for crash and stability reporting

These services may collect usage data and device identifiers according to their own privacy policies.

When you visit our website upword.appex.website, we may also use cookies and similar technologies (such as Google Analytics) to understand how visitors use the site and improve usability.These cookies are used only for aggregated, anonymous analytics — they do not identify you personally and can be disabled through your browser settings.

c. Notifications

To deliver daily word reminders, the App uses push notifications.

You can enable or disable notifications at any time in your device settings.

d. Subscription and Payments

Upword offers optional paid features available through in-app purchases and subscriptions.

All transactions are processed securely by Apple App Store and Google Play, and no payment information is stored or accessible to AppeX.

RevenueCat provides subscription validation and management on our behalf.

2. How We Use the Information

We use collected data to:

  • Deliver daily notifications and personalized learning content
  • Maintain and improve app functionality
  • Manage subscriptions and purchases
  • Analyze performance and usage trends
  • Detect and fix crashes or technical issues

We do not sell, rent, or share personal data with third parties for marketing purposes.

3. Data Sharing

We may share limited information with trusted third-party providers that help operate the App:

Service
Purpose
Policy
Firebase (Google LLC)
Analytics, storage, notifications
AppsFlyer
Attribution and install tracking
RevenueCat
Subscription management
Amplitude
Product analytics
Google Analytics
Website analytics

4. Data Retention

Analytical and crash data are retained for as long as necessary to fulfill the purposes described in this policy and may be automatically deleted after 24 months.

Subscription-related data are retained as required by Apple, Google, and RevenueCat for billing and compliance purposes.

5. Your Rights

Depending on your location, you may have the right to:

  • Access, correct, or delete your personal data
  • Withdraw consent to data processing
  • Request a copy of your data

You can contact us at hello@appex.website to exercise these rights.

6. Security

We take reasonable technical and organizational measures to protect your data from unauthorized access, alteration, or disclosure.

However, no method of transmission or storage is completely secure.

7. Children’s Privacy

Upword is rated 4+ on the App Store and contains no harmful or inappropriate content.However, the app is not designed specifically for children and does not knowingly collect personal information from users under the age of 13.If you believe that a child has provided personal data, please contact us to remove it.

8. Changes to This Policy

We may update this Privacy Policy from time to time. The “Last updated” date at the top of the page reflects the latest version. Your continued use of Upword after any changes means you accept the updated policy.

9. Contact Us

For any questions or concerns about this Privacy Policy, please contact:

hello@appex.website