カスタージ is a handy tool app for iPhone that allows users to convert and save images in PNG or JPEG formats. With this app, you can easily change the format of your images and save them directly to your device.

Using カスタージ is simple and straightforward. After launching the app, you can select the desired format from the tabs at the top. Then, choose the image you want to convert and tap on it. Finally, click the "Convert" button at the bottom, and the app will convert and save the image to your device.

This app supports various image formats for conversion, including HEIF, PNG, and JPEG. Once you have converted and saved your images, you can easily access them from the "Photos" app on your device.

カスタージ is a free app and is categorized under Multimedia. It provides a convenient solution for users who need to convert and save images on their iPhones. Please note that before using the app, it is recommended to read the privacy policy provided by the developer. For any issues or inquiries, you can contact the developer at