Last Updated: June 23, 2026
WishlistNowC Apps ("we", "our", or "us") operates the OB Wheel Calculator mobile application ("App"). This Privacy Policy explains how we collect, use, disclose, and protect information when you use our App.
OB Wheel Calculator is designed as a medical reference and calculation tool. We do not require users to create an account.
The App may allow users to enter information such as:
Last Menstrual Period (LMP)
Expected Due Date (EDD)
Ultrasound dates and measurements
Pregnancy-related calculation inputs
This information is processed locally on your device and is not transmitted to our servers.
Third-party services used by the App may automatically collect certain information, including:
Device type and model
Operating system version
App version
Crash reports
Diagnostic information
Advertising identifiers (if ads are displayed)
We use information to:
Provide pregnancy-related calculations and estimates
Improve app performance and stability
Diagnose technical issues
Display advertisements where applicable
Comply with legal obligations
The App may use third-party services such as:
Google Play Services
Google AdMob
Firebase Analytics
Firebase Crashlytics
These providers may collect information according to their own privacy policies.
We do not sell, rent, or trade user information.
Information may be shared only:
With service providers required to operate the App
To comply with legal requirements
To protect our rights, safety, and security
OB Wheel Calculator does not store pregnancy calculations or personal information on our servers.
Any information entered into the App remains on the user's device unless removed by the user.
Because we do not maintain user accounts or store personal information on our servers, there is no server-side retention of user data.
Third-party providers may retain diagnostic or advertising-related information according to their own retention policies.
Since we do not store personal user data on our servers, there is no server-side data available for deletion.
Users may delete locally stored app data by:
Opening Android Settings.
Selecting Apps.
Selecting OB Wheel Calculator.
Selecting Storage & Cache.
Choosing Clear Storage or Clear Data.
Users may also uninstall the App to remove all locally stored information from their device.
The App is not directed toward children under the age of 13. We do not knowingly collect personal information from children.
OB Wheel Calculator is intended for informational and educational purposes only.
The calculations and estimates provided by the App should not be considered medical advice, diagnosis, or treatment. Always consult a qualified healthcare professional regarding pregnancy-related medical decisions.
We take reasonable measures to protect information processed by the App. However, no method of electronic storage or transmission is completely secure.
We may update this Privacy Policy from time to time. Changes will be posted on this page with an updated revision date.
If you have any questions, concerns, or requests regarding this Privacy Policy or the use of the App, please contact us:
Developer: WishlistNowC Apps
Email: chaitesting1991@gmail.com
We will make reasonable efforts to respond to inquiries within a reasonable timeframe.