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Natural Gas Calculator
Privacy Policy

Version 1.0.0  |  Last Updated: March 2026

ZERO DATA COLLECTION POLICY
01

Introduction

Thank you for using Natural Gas Calculator. Your privacy is extremely important to us. This privacy policy explains our data collection practices โ€” or rather, the complete absence of them.

This application was designed from the ground up with a privacy-first philosophy: it does not collect, transmit, or share any data whatsoever.

02

Our Data Collection Policy

โšก NO DATA IS COLLECTED โ€” This app collects no personal data, usage data, or analytics of any kind.

2.1 Local Data Storage

  • โœ“ All data stays on your device only
  • โœ“ Calculation history stored locally
  • โœ— No data sent to our servers
  • โœ— No third-party server transmission

Your gas consumption figures, tariff inputs, and saved calculations remain exclusively on your device. The information you enter never leaves your phone or tablet.

2.2 Internet Connectivity

  • โœ“ Works completely offline
  • โœ— No internet connection required
  • โœ— No network communication performed

2.3 Information Stored by You

Only the data you manually enter is stored locally on your device:

  • Gas consumption readings
  • Tariff and pricing inputs
  • Billing period settings
  • Saved calculation results
  • App preferences
03

Data Usage

3.1 Purpose of Use

Data stored on your device is used solely for the following purposes:

  • Natural gas consumption calculations
  • Bill estimation and cost analysis
  • Usage history and trend tracking
  • Tariff comparison

3.2 Data Sharing

  • โœ— No data shared with third parties
  • โœ— No analytics services used
  • โœ— No advertising networks
  • โœ— No social media integration
  • โœ— No crash reporting services
04

Data Security

4.1 Security Measures

All data is stored in encrypted form on your device and is protected by your device's own security systems. Access to the app is only possible by the device owner.

4.2 Data Backup

Backup operations occur only on your device. Automatic cloud storage is not used. Data export is entirely under your control.

05

Your Rights

5.1 Data Control

  • โœ“ View your data anytime
  • โœ“ Delete all records at any time
  • โœ“ Uninstall app to erase all data

5.2 Data Portability

  • โœ“ Export data as CSV / PDF
  • โœ“ Create backup files
  • โœ“ Transfer data to another device
06

Permissions

6.1 Permissions We Request

  • โœ“ Notifications โ€“ for billing reminders
  • โœ“ Storage โ€“ for local data saving

6.2 Permissions We Never Request

  • โœ— Location
  • โœ— Contacts
  • โœ— Microphone
  • โœ— Camera
  • โœ— Internet access
07

Children's Privacy

Since this application collects no data from users of any age, it poses no specific risk to children's privacy. The app operates entirely offline and does not transmit any personal information.

08

Third-Party Services

This application uses no third-party services of any kind:

  • โœ— Google Analytics
  • โœ— Firebase
  • โœ— Facebook SDK
  • โœ— Ad networks
  • โœ— Crash reporting
  • โœ— Cloud services
  • โœ— Analytics SDKs
09

Data Retention

Your data is stored on your device only for as long as you use the application. When you uninstall the app, all data is automatically and permanently deleted. No data is retained on any server because no server communication takes place.

10

Policy Updates

We may update this privacy policy to improve clarity or reflect app changes. Any changes will be:

  • Announced within the app
  • Applied with the new app version
  • Communicated separately for significant changes
11

Contact

If you have any questions about this privacy policy, please reach us at:

  • ๐Ÿ“ง app@emrecelik.net