Privacy Policy

Introduction

We, the owner of chama.pro domain and developer of iperf3 Client application, take your privacy seriously. This policy describes how we collect, use, and protect your information when you use our application.

For privacy inquiries, you can contact us at: chamav@gmail.com

Data We Process

When using the iperf3 Client application, we may process the following categories of data:

• Diagnostic events: information about app performance, errors, and functionality
• Advertising identifiers: GAID (Google Advertising ID), OAID (Open Advertising ID), IDFA (Apple ID for Advertisers)
• Third-party SDK data: information collected by advertising and analytics SDKs
• Device technical data: device model, OS version, app version
• Test results: network test data (stored locally)

Important: In server mode, the application does not send data to third parties; network connections are initiated by external clients on the user-specified port.

Advertising and Google AdMob

We use Google AdMob to serve ads in the app. As a consequence of using Google services, Google may collect and process certain data (e.g., the Google Advertising ID, IP address, device and app information) to deliver, measure and improve ads.

• How Google uses information from apps that use their services: https://policies.google.com/technologies/partner-sites
• Google Privacy Policy: https://policies.google.com/privacy

Consent and choices

For users in the EEA, UK and Switzerland, we collect consent using Google's User Messaging Platform (UMP). If you do not give consent, we will show only non-personalized ads (NPA) or no ads, according to our UMP configuration.

For users in certain U.S. states, you can exercise your "Do Not Sell or Share My Personal Information" right in the in-app privacy settings (via the UMP message).

You can also control ad personalization in your Google account (My Ad Center): https://safety.google/privacy/ads-and-data/

Withdraw or change consent (Privacy Options Form)

You can review and change your advertising choices at any time via the in-app Privacy Options Form. Open: Settings → Privacy → Manage Ads.

Purposes of Processing

• Display relevant advertising to support the free app model
• Analyze app usage for improvement
• Diagnose technical issues and improve stability
• Provide technical support to users
• Comply with legal requirements

Legal Basis (for EEA)

• Personalized advertising: Consent (Art. 6(1)(a) GDPR).
• Non-personalized advertising: Shown when consent is not granted.
• Aggregated analytics and service improvement: Legitimate interests (Art. 6(1)(f) GDPR).
• Crash/error diagnostics: Legitimate interests (Art. 6(1)(f) GDPR).
• Core app functionality: Performance of a contract (Art. 6(1)(b) GDPR).

Website cookies and tracking

This website (chama.pro) currently does not use analytics or advertising cookies and does not embed third-party trackers. Only strictly necessary technical resources are loaded to render the pages.

Error Diagnostics (Sentry)

To ensure application stability, we use Sentry service for automatic error information collection:

• Purpose: stability diagnostics and technical issue resolution
• Data collected: error information, app version, device model, OS version
• Personal data: we do NOT send personally identifiable information (PII) in error reports
• Retention period: data is automatically deleted after 30 days

Third-party partners

• Google AdMob: Site , Privacy
• Sentry: Privacy

User Rights

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

• GDPR/UK GDPR: access, rectification, erasure, restriction, data portability, objection
• CCPA: know about collected data, deletion, opt-out of sale, non-discrimination

To exercise your rights, contact: chamav@gmail.com

Retention

• Advertising identifiers: up to 24 months by advertising partners
• Crash/error logs (Sentry): 30 days, then automatic deletion
• iPerf3 test results: stored locally on your device only

Children

The app is not intended for children under 13. If you believe a child provided data, contact us and we will delete it.

Policy Changes

We may periodically update this privacy policy. For significant changes, we will notify you through the app or by email.