Yes, this is possible.
On the website https://www.kinomap.com/v2/home, you can change the language in the "Settings" tab and then "Display preferences". You can select French, English, American, German, Italian, Spanish, Dutch and Chinese.
In the iOS application, you can change the language in the "More" menu at the bottom left of the application.
On Android, the language applied is that of the Android system if it is available in the application. The languages available at the moment are: French, English, German, Spanish, Italian, Korean, Japanese, Chinese, Russian, Dutch, Portuguese, Polish and Finnish.
New languages are added regularly.