Absolutely for improving the playing experience with your friends.
Everyone can see the timer and know what time they still have.
After the game, they can put their marks into the app then It will record it automatically, so you can check the record of each game every time. Cool.

它能夠提升你與朋友玩Rummikub的遊戲體驗。
每個人都能夠看見計時器並知道還有多少時間。
比賽結束後可以將自己的分數輸入到應用程序中，它會自動記錄下來，所以您可以隨時查看每場比賽的記錄。 爽！