Effective Date
May 7, 2025

Privacy Policy for this App

1. Introduction

This Privacy Policy explains how this Application, owned by Zoumite Franck Armel Mamboue, handles information about you. By using the app, you agree to the practices described in this policy.


2. Information We Collect

2.1 Log Data

The Application collects log data to monitor app performance and diagnose issues. This may include technical information such as error reports, usage events, or system diagnostics. Logs are collected and stored using Google App Engine, a third-party service.

2.2 No Personal Data Collection

The app does not collect, store, or process personal data or information that can identify you individually, such as your name, email, or scanned documents. All signing and scanning activities remain local on your device.


3. How We Use Information

3.1 Purpose of Data Collection

We use log data solely to improve the performance, stability, and functionality of the Application. This helps us ensure a reliable user experience.


4. Third-Party Services

4.1 RevenueCat

In addition, RevenueCat is used for anonymized purchase tracking. This means that when someone makes a purchase in the app, we see that a purchase was made at a particular time in a particular country; no other data is collected, and so this purchase data cannot be linked to a user’s identity. For more information on how RevenueCat handles data, please review their privacy policy at RevenueCat’s Privacy Policy.

4.2 Google App Engine

The Application uses Google App Engine, operated by Google Inc., to store anonymized activity log data. This data is used to improve the app’s functionality. For more information on how Google App Engine handles data, please review their privacy practices at Google’s Privacy Policy.

4.3 Bugsnag

The Application uses Bugsnag to collect anonymized crash and error data. This data is used to improve the performance, stability of the Application. For more information on how Bugsnag handles data, please review their privacy practices at Bugsnag’s Privacy Policy.

4.4 TikTok Business SDK

We may use the TikTok Business SDK for advertising and analytics purposes. This SDK allows us to understand the effectiveness of our advertising campaigns run on TikTok and to gain insights into user interactions related to these campaigns. The data collected may include non-personally identifiable information about app installs or specific in-app events triggered after viewing or clicking on a TikTok ad. The processing of this data is governed by TikTok’s policies. For more details, please refer to:

4.5 Firebase Analytics

We may use Firebase Analytics for advertising and analytics purposes. This service allows us to understand the effectiveness of our advertising campaigns and to gain insights into user interactions related to these campaigns. The data collected may include non-personally identifiable information about app installs or specific in-app events. The processing of this data is governed by Google’s policies. For more details, please refer to:


5. Data Security

5.1 Our Commitment

We are committed to maintaining the security and integrity of log data collected through the app. We use HTTPS to securely transmit log data to Google App Engine, and we employ industry-standard security measures to protect this data during storage. Documents and signatures created in the app remain stored locally on your device and are not transmitted to us.


6. User Rights

6.1 Access and Control

Since we do not collect personal data, there is no personal information for you to access or control within the app. Log data is anonymized and used solely for technical purposes.


7. Changes to This Privacy Policy

7.1 Updates

We may update this Privacy Policy from time to time. We will notify you of any changes by posting the new Privacy Policy on the app. We advise you to review this Privacy Policy periodically for any changes.


8. Contact Information

For any questions or concerns about this Privacy Policy or the practices of this app, please contact the owner, Zoumite Franck Armel Mamboue, via email at [email protected].


Thank you for using our Application. Your privacy is important to us.