Effective date: 11 April 2026 Last updated: 2 November 2026

App: Mes3D – STL & 3D Model Viewer (“3D Viewer” on the App Store)

Apple App ID: 6761634572

Google Play package: com.onnex.mes3d

This Privacy Policy describes how ONNEX YAZILIM ANONİM ŞİRKETİ (“Onnex”, “we”, “us”) handles information when you use the Mes3D / 3D Viewer application for iPhone, iPad, Mac and Android (the “App”).

Company Information

• Website: https://onnex.co/
• Contact (privacy): [email protected]
• Postal address: YUSUF APARTMANI D:3, NO:59 SIRINTEPE MAHALLESI, OZKURT SOKAK TEPEBASI, 26190 Eskişehir, Türkiye

Acceptance

By using the App, you agree to this Privacy Policy.

If you do not agree, do not use the App.

1. Summary

• The App is free to download; optional Pro features are sold as subscriptions or a one-time purchase through the App Store or Google Play
• Your 3D model files stay on your device; the files themselves are not uploaded to our servers
• A random app identifier is generated on first launch (not linked to your name, email or account)
• We use Google Firebase and Mixpanel for usage analytics, crash reports and app configuration, and RevenueCat to manage purchases