Hello. This is Once.
We apologize for any inconvenience you may have experienced with your app.
If you can send us your problem by email below, we will be able to answer your question!
once@malang.kr
Hello, this is Once Team :)
First of all, we'd like to thank you for your interest in our service.
We're glad to hear you find our service useful :)
We'll keep it up! 💖
Thank you "Once" again, and enjoy your day!