Jaminan Privasi Inti: 100% Pemrosesan Sisi Klien

Di Busur Derajat Gratis Online (dapat diakses di onlinefreeprotractor.com), privasi Anda adalah prioritas utama kami. Seluruh aplikasi kami berjalan secara lokal di dalam browser web Anda melalui Canvas HTML5 standar, WebRTC, dan API DeviceOrientation. Kami tidak mengirimkan, merekam, atau menyimpan foto, cetak biru, aliran video kamera, atau data sensor gyro Anda di server eksternal mana pun.

1. Informasi yang Tidak Kami Kumpulkan

Gambar & Cetak Biru yang Diunggah: Saat Anda mengunggah foto atau menempelkan tangkapan layar (Ctrl+V), file tersebut dimuat langsung ke memori RAM lokal browser Anda. Tidak ada data gambar yang ditransfer ke server cloud.
Umpan Kamera Langsung: Fitur AR kamera mengaktifkan sensor video perangkat Anda semata-mata untuk menampilkan pratinjau langsung di belakang busur derajat virtual. Kami tidak pernah merekam, memotret, atau mengalirkan video Anda.
Data Sensor Gerak & Kompas: Akselerometer, giroskop, dan telemetri magnetometer (pitch, roll, dan azimuth bearing) diproses secara real time murni untuk penyelarasan jarum virtual dan busur derajat.
Informasi Identifikasi Pribadi (PII): Kami tidak memerlukan pendaftaran akun, kata sandi, nama, alamat fisik, atau nomor telepon untuk menggunakan alat apa pun.

2. Penyimpanan & Preferensi Lokal

Kami menggunakan Penyimpanan lokal browser modern semata-mata untuk mengingat pengaturan klien pilihan Anda di seluruh kunjungan:

Preferensi Tema: Pemilihan tema Mode Gelap atau Mode Terang.
Prasetel Perangkat: Profil PPI layar yang terakhir Anda pilih untuk kalibrasi skala 1:1.
Preferensi Unit: Satuan skala linier pilihan Anda (cm, mm, in, px).

3. Google AdSense & Third-Party Advertising Cookies

We use Google AdSense (Google LLC) to serve advertisements when you visit our website. To keep all geometry tools 100% free and accessible without paywalls, advertising partners may place or read cookies on your browser.

Google DoubleClick DART Cookie: Third-party vendors, including Google, use cookies to serve ads based on a user's prior visits to Online Free Protractor or other websites on the Internet. Google's use of advertising cookies enables it and its partners to serve ads to our users based on their visit to our site and/or other sites on the Internet.
Personalized vs. Non-Personalized Ads: Depending on your region and cookie consent preferences, ads displayed may be tailored to your interests or served non-personalized based purely on page context.

How to Opt Out: Users may opt out of personalized advertising at any time by visiting Google Ads Settings. Alternatively, you can opt out of a third-party vendor's use of cookies for personalized advertising by visiting aboutads.info choices.

4. Google Analytics (GA4)

We use Google Analytics 4 (Measurement ID: G-8C68J6SL24) to monitor aggregated traffic patterns, country-level visitor counts, and system performance metrics. Google Analytics does not log or store individual IP addresses and operates with strict anonymization to protect user privacy.

5. European (GDPR) & California (CCPA) Privacy Rights

Under the General Data Protection Regulation (GDPR) for EEA/UK residents and the California Consumer Privacy Act (CCPA), you are entitled to specific rights:

Right to Opt-Out: We do not sell or share personal data. You have the right to decline non-essential cookies at any time.
Right to Access & Erasure: Because we do not create accounts or store user images/files on servers, we hold no user data to access or delete.
Right to Non-Discrimination: All interactive tools remain 100% free and functional regardless of your privacy choices.

6. Contact & Inquiries

If you have questions regarding this Privacy Policy, cookie handling, or website operations, please contact our engineering team via our Kontak & Umpan Balik.