Privacy Policy

VoltGuru (voltguru.in) is a free electrical learning platform founded by Mohammad Arif. We provide educational content, MCQ practice, calculators, electrical guides, app tools, and Gulf job preparation content for electricians, technicians, and electrical learners.

This Privacy Policy applies to both our website (voltguru.in) and our Android mobile application named VoltGuru – Electrical Tools, available on Google Play under the package name com.voltguru.in.VoltGuru. This website and app serve users primarily in India and Gulf countries.

We collect only the information needed to operate, secure, improve, and monetise our website and mobile app. Some information is collected directly by VoltGuru, while some information may be collected by third-party services such as Google, Firebase, AdMob, AdSense, Expo, Jetpack, WordPress.com, and MailPoet.

A. Website (voltguru.in):

• Contact Form Data: When you submit a contact form, we may collect your name, email address, phone/WhatsApp number, and message content to respond to your inquiry.
• Email Subscription: If you subscribe to updates or newsletters, we may collect your email address to send educational content and new post notifications. You can unsubscribe at any time.
• Website Analytics: We may use Jetpack Stats, WordPress.com analytics, Google Analytics, or similar tools to understand page views, traffic sources, device type, country/region level data, and content performance.
• Cookies and Similar Technologies: The website may use cookies for essential functionality, analytics, advertising, fraud prevention, security, and improving user experience.
• Advertising Data: If Google AdSense or other Google advertising services are active on the website, Google may use cookies, device information, IP address, ad interactions, and similar identifiers to serve and measure ads.

B. Mobile App (VoltGuru Android App):

• App Package: The VoltGuru Android app is published under the package name com.voltguru.in.VoltGuru.
• Authentication Data: We may collect your email address and phone number when you sign in using Firebase Authentication or verify your account using phone OTP.
• Firebase User ID: A unique user ID generated by Firebase may be stored and used for account management, secure access, and syncing your app data across supported devices.
• App Activity and Sync Data: The app may store and process quiz progress, bookmarks, wrong answers, calculator history, Site Manager records, and similar in-app activity to provide app features and cloud sync through Firebase Firestore.
• Push Notification Token: If push notifications are enabled, an Expo Push Token or Firebase Cloud Messaging token may be generated for the device. This token, along with device platform, app version, and build number, may be used to send educational notifications, manage updates, and support notification delivery.
• Device, Version and Build Information: The app or third-party SDKs may collect app version, build number, device model, operating system version, language, diagnostics, crash information, performance data, and technical logs to improve app stability, security, compatibility, and update management.
• Advertising ID and Device Identifiers: The app uses or may use Google AdMob. Google AdMob and Google Play services may collect and use the Android Advertising ID and other device identifiers for ad delivery, ad personalisation where permitted, ad measurement, fraud prevention, security, analytics, and compliance.
• App Usage and Ad Interaction Data: Third-party services may collect information about app usage, screens viewed, ads requested, ads shown, ad clicks, rewarded ad events, diagnostics, and background sync events to improve ads and app performance.
• Approximate Location: The app does not request GPS location permission. However, Google services may estimate approximate location from IP address for advertising, analytics, fraud prevention, security, and compliance purposes.
• No Sensitive Device Access: The app does not request or use camera, microphone, contacts, SMS, calendar, call logs, precise GPS location, or sensitive phone permissions unless clearly disclosed in a future update.

VoltGuru displays or may display advertisements on both the website and Android app to keep educational content free for users.

• Google AdSense (Website): The VoltGuru website may use Google AdSense to display ads. Google may use cookies, advertising cookies, IP address, browser/device information, page views, ad interactions, and similar technologies to serve ads, personalise ads where allowed, measure ad performance, prevent fraud, maintain security, and comply with policies.
• Google AdMob (Android App): The VoltGuru Android app uses or may use Google AdMob to display ads such as banner ads, interstitial ads, rewarded ads, or native ads. AdMob may collect and process Advertising ID, device information, app usage data, ad requests, ad impressions, ad clicks, diagnostics, approximate location derived from IP address, and fraud-prevention signals.
• Personalized and Non-Personalized Ads: Depending on your device settings, consent choices, region, Google settings, and applicable laws, ads may be personalized or non-personalized.
• Ad Measurement and Fraud Prevention: Google advertising services may process data to count ad requests, impressions, clicks, conversions, detect invalid traffic, prevent fraud, secure the advertising ecosystem, and comply with legal and policy requirements.
• Development and Testing: During testing or development, the app may show Google test ads. Live ad clicks by the app owner or testers are not allowed and may violate Google policy.

Google is a third-party vendor and may use cookies, mobile identifiers, and similar technologies to serve ads on our website and app. You can learn more in the Google Privacy Policy, Google Advertising Policies, and AdMob Data Disclosure.

You can opt out of personalized ads or reset/delete your Advertising ID from Android device settings. On many Android devices, this option is available under Settings → Privacy → Ads or Settings → Google → Ads. You can also manage Google ad personalization from Google Ads Settings.

The VoltGuru app may use Firebase Cloud Messaging (FCM) through Expo Notifications to send push notifications to your device.

• What we send: New MCQ practice tests, new guides, calculator updates, app improvements, electrical tips, Gulf interview preparation content, and important app announcements.
• How it works: A push notification token may be generated and stored in our notification system. This token is a random device/app identifier and does not contain your name, email, phone number, or personal contact details.
• Opt-out: You can disable push notifications anytime from your device settings: Settings → Apps → VoltGuru → Notifications → Turn Off.

The VoltGuru website may use cookies and similar technologies for the following purposes:

• Essential Cookies: Required for basic website functionality, security, forms, and site operation.
• Analytics Cookies: Used to understand website traffic, page views, device/browser type, and content performance.
• Advertising Cookies: If Google AdSense or other Google advertising services are active, Google and its partners may use cookies to serve ads, personalize ads where permitted, measure ad performance, detect invalid traffic, and prevent abuse.

You can manage or disable cookies through your browser settings. Disabling cookies may affect some website functionality but should not prevent you from reading educational content.

Information collected through our website and app may be used for the following purposes:

• To provide electrical learning content, MCQ practice, calculators, guides, and app features.
• To send educational push notifications and app updates.
• To respond to contact form messages and user support requests.
• To send newsletters or post updates to subscribed users.
• To improve website/app design, speed, performance, stability, security, and user experience.
• To understand website and app usage, popular content, and technical issues.
• To display ads through Google AdSense and Google AdMob.
• To measure ad performance, detect invalid traffic, prevent fraud, maintain security, and comply with Google policies and legal requirements.

We do not sell your personal information to recruitment agencies, employers, or unrelated external organizations. However, third-party services may collect and process data according to their own privacy policies when their SDKs, scripts, or services are used on our website or app.

We may share or allow processing of information with trusted third-party services that help us operate the website, app, analytics, notifications, advertising, security, and email subscriptions.

• Firebase Authentication — email login, phone OTP verification, and account authentication.
• Firebase Firestore — cloud sync and storage of app-related records such as quiz progress, bookmarks, wrong answers, calculator history, and Site Manager data.
• Expo Push Notifications / Firebase Cloud Messaging — push notification token management and notification delivery.
• Google AdMob — mobile app advertising, ad measurement, device identifiers, fraud prevention, and compliance.
• Expo Updates — app version delivery, update handling, and related diagnostics where used.
• Google AdSense — website advertising, ad measurement, fraud prevention, and compliance.
• Google Play Services — Android platform services, security, identifiers, and app functionality.
• Firebase Analytics / Google Analytics — analytics and app/website performance insights where enabled.
• Firebase Crashlytics — crash logs and diagnostics where enabled.
• Expo Application Services — app services, notifications, and deployment support where used.
• WordPress.com / Jetpack / Automattic — website hosting, analytics, security, performance, and content delivery.
• MailPoet — email newsletter subscription management where used.

These services may process data under their own privacy policies. We recommend reviewing their policies for details.

We take reasonable measures to protect information related to VoltGuru:

• The website uses HTTPS/SSL encryption for secure transmission.
• Authentication and synced app records are stored using third-party infrastructure such as Firebase services.
• Push notification tokens are used only for VoltGuru-related notifications.
• We do not store payment details, passwords, identity documents, or financial information for app usage.
• Contact form data is used to respond to inquiries and may be retained for support, legal, or administrative purposes.
• Email subscription data is retained until the user unsubscribes.
• Account-related app data may be retained until you request deletion or until it is no longer needed for the app features you use.
• Analytics, advertising, crash, and diagnostic data may be retained according to Google, Firebase, AdMob, AdSense, WordPress.com, Jetpack, Expo, or other service provider settings and policies.

The VoltGuru Android app may request or use the following permissions, services, or identifiers:

• Internet Access: Required to load content, MCQs, calculators, articles, app updates, notifications, analytics, and advertisements.
• Push Notifications: Required to receive educational notifications. You can deny or disable notifications anytime from device settings.
• Advertising ID: Used or may be used by Google AdMob and Google services to serve ads, measure ads, prevent fraud, maintain security, and comply with advertising policies.

The app does not request or use: camera, microphone, contacts, SMS, calendar, call logs, precise GPS location, phone state, storage read/write, or sensitive device permissions unless clearly disclosed in a future update.

VoltGuru is designed for electrical learners, electricians, technicians, and adult professionals. It is not directed to children under 13. We do not knowingly collect personal information from children under 13. If you believe a child has provided personal information through VoltGuru, please contact us and we will delete it where applicable.

You may have the right to access, correct, delete, or control certain data depending on your location and applicable laws. You can:

• Request access, correction, or deletion of data directly controlled by VoltGuru.
• Request deletion of your VoltGuru app account and synced data.
• Disable push notifications from Android device settings.
• Unsubscribe from email newsletters using the unsubscribe link.
• Disable or manage cookies from your browser settings.
• Opt out of personalized ads through Google Ads Settings.
• Reset or delete your Android Advertising ID from device settings where available.
• Uninstall the app to stop app-based collection from VoltGuru on your device.

To exercise rights related to data directly controlled by VoltGuru, including account deletion requests, contact us at contact@voltguru.in or WhatsApp +917039230644.

We may update this Privacy Policy from time to time to reflect changes in our website, app, advertising services, analytics services, push notification system, legal requirements, or Google Play/AdMob/AdSense policy requirements. Updates will be posted on this page with the revised date.

If you have any questions about this Privacy Policy, data handling, app permissions, ads, or data deletion requests, contact us:

• Email: contact@voltguru.in
• WhatsApp: +917039230644
• Website: voltguru.in/contact
• App: VoltGuru – Electrical Tools, package name com.voltguru.in.VoltGuru

Data Controller: Mohammad Arif, VoltGuru