Simple apps for everyday use.
If you have any questions, feedback, or need support for our apps, please contact us by email.
Email: useful.co.kr@gmail.com
Effective Date: May 10, 2026
This Privacy Policy applies to mobile apps published by UsefulSoft.
Our apps do not collect, store, or share personal information on our own servers.
Our apps do not require account registration.
Some app settings, preferences, or usage settings may be saved locally on your device to provide app functionality.
This data stays on your device and is not sent to our servers.
If an app offers in-app purchases, the purchase process is handled by Apple App Store or Google Play.
We do not receive or store your payment card information.
Our apps may use services provided by Apple or Google, such as app distribution, crash reporting, purchase processing, or store analytics.
These services may process data according to their own privacy policies.
We do not sell, rent, or trade personal information.
We do not share personal information with advertisers.
Our apps are not intended to collect personal information from children.
If you believe that a child has provided personal information, please contact us so we can take appropriate action.
We may update this Privacy Policy from time to time.
Any changes will be posted on this page.
If you have any questions about this Privacy Policy or need support, please contact us by email.
Email: useful.co.kr@gmail.com