Privacy policy

Who we are

We are the developers and administrators our website is: and the developers of some mobile applications (see list below).

Here we describe the type of information we may collect from you on the that you may provide on this website or on our mobile applications, and any of their related products and services and our practices for collecting, using, maintaining, protecting, and disclosing that Personal Information. It also describes the choices available to you regarding our use of your Personal Information and how you can access and update it.

Automatic Collection of information

The information received from browser or device may include information such as your device’s IP address and location, browser and device name and version, operating system type and version, language preferences, the webpage you were visiting before you came to the services, pages of the services that you visit, the time spent on those pages, the information you search for on the services, access times and dates, and other statistics.

Information collected automatically is used only to identify potential cases of abuse and establish statistical information regarding the usage and traffic of the Services. This statistical information is not otherwise aggregated in such a way that would identify any particular user of the system.

Supported Mobile Applications

The following Android App are or will be available on Google Playstore:

  • The Freezing Rotation Illusion
  • The Magical Spinning Airplane for use with Jio Cardboard, Jio Holoboard, or Jio Glasses.
  • Travel in 360 and 3D for use with Jio Cardboard, Jio Holoboard or Jio Glasses.


When visitors write comments on the site, we collect the data displayed in the comment form, as well as the visitor’s IP address and user-agent string (this identifies the browser) to help detect spam.

From your email address, an anonymized string can be created (also called hash) and handed over to the Gravatar service to check if you are using it. The Gravatar Service’s privacy policy can be found here: After your comment is shared, your profile picture is publicly visible in the context of your comment.


If you are a registered user and upload photos to this website, you should avoid uploading photos with an EXIF GPS location. Visitors to this website could download photos stored on this website and extract their location information.


When you write a comment on our website, it may be consent to store your name, email address and website in cookies. This is a comfort feature so that when you write another comment, you don’t have to re-enter all this data. These cookies are stored for one year.

If you have an account and log on to this website, we will set a temporary cookie to determine if your browser accepts cookies. This cookie does not contain any personal data and will be discarded when you close your browser.

When you log in, we will set up some cookies to store your credentials and viewing options. Login cookies expire after two days and cookies for the display options after one year. If you select “Stay Registered” when registering, your registration will be maintained for two weeks. With the unsubscribe from your account, the login cookies will be deleted.

When you process or publish an article, an additional cookie is stored in your browser. This cookie contains no personal information and only refers to the post ID of the article you have just edited. The cookie expires after a day.

Embedded content from other websites

Posts on this website may contain embedded content (e..B videos, images, posts, etc.). Embedded content from other websites behaves exactly as if the visitor had visited the other website.

These websites can collect data about you, use cookies, embed additional third-party tracking services, and record your interaction with this embedded content, including your interaction with embedded content, in case you have an account and on This website is logged in.

Who we share your data with

If you request a password reset, your IP address will be included in the reset email.

How long we store your data

When you write a comment, it is stored indefinitely, including metadata. This allows us to automatically detect and share follow-up comments instead of keeping them in a moderation queue.

For users who register on our website, we also store the personal information they provide in their user profiles. All users can view, modify or delete their personal information at any time (the username cannot be changed). Website administrators can also view and modify this information.

What rights you have to your data

If you have an account on this website or have written comments, you can request an export of your personal data with us, including any information you have provided to us.

Deletion of of your data

If you have an account on this website or have written comments, you can request the deletion of all personal data we have stored from you. This does not include the data we need to keep due to administrative, legal or security needs.

All our mobile apps do not require you to open an account or to share any other personal data with us. So there is no need for any other data deletion after deinstalling the app.

Delete apps on your Android device:

  • Open the Play Store app.
  • .At the top right, tap the Profile icon.
  • Tap Manage apps & devices and then Manage.
  • Select the name of the app you want to delete.
  • Tap Uninstall.

ip: If you delete or disable an app, you can add it back to your phone. If you bought an app, you can reinstall it without buying it again.

Where we send your data

Visitor comments could be investigated by an automated spam detection service.

Contacting us

If you have any questions, concerns, or complaints regarding this Policy, the information we hold about you, or if you wish to exercise your rights, we encourage you to contact us using the details below:

This document wa last updated on September 1, 2022.