You can switch the language in the web version of Ohmywishes via the regional settings menu, which is located at the bottom of the site next to the Privacy Policy and User Agreement information. Click on the region name, followed by the ˅ arrow. In the menu that appears, select your preferred language.
To switch the language in the Ohmywishes apps on iOS and Android, go to your phone’s settings. In the Settings → Applications section, find the Ohmywishes app and select the appropriate language. The app will automatically restart and launch in your desired language.