Sumda is a messenger that has a strong privacy protection function. It is very simple, fast, but safe.
Strong Privacy Protection – Sumda has a strong privacy protection that you have never experienced so far. Sumda does not ask any individual information for you to sign up such as phone number, email, and even your name. Since Sumda has a data encryption technology, any other 3rd user cannot know whether you sign up, and cannot find who you are and what you sent.
1 ID for 2 Divided Chatting List – Sumda has a unique significant function that you can use 2 divided chatting list with 1 ID. So, you can use two chatting list each for private and for business with screen lock password. Any other 3rd user cannot know whether you use 2 chatting list but only you know you use 2 chatting lists.
Strong Deletion for Safety – You can delete what you sent. And the message that you deleted on your chatting room is immediately deleted on other user’s chatting room. In addition, Sumda has a superb function for your safety. If you delete any other user on your friends list, you are deleted on other user’s friends list. Any other 3rd user cannot find the dialog that you and other user sent messages each other, and cannot even know not only whether you and other user were on each friends list but also whether you and other user sent messages each other.
Free, Simple, Fast – Sumda is a free messenger app. Anyone can use this fun and brilliant app for free. It is very simple, neat, and efficient interface. You can use it easily and fast.
Sumda has been improving messenger app that any user can use without worrying safety.
Now enjoy this beautiful app “Sumda” with your friends!
EULA : http://dccompany.dothome.co.kr/sumda_eula.html