Audio and video call
With audio and video calls in imo, you can have free and stable calls with your friends and family. No matter they are abroad or not, it is always the best choice for you.
IM (message, text, expression)
Free messaging your friends at anytime, anywhere
Story is a good place for you to share status by picture, video and text. You can exchange your life with your friends, and friends of friends.
imo ability to pass files
Sending files is easy and fast in imo. You can send music, video, pdf and etc without limitation. Is there any size limitation for a file? Oh yeah, no more than 10G.
Big group can have up to 100k people. Here you can chat and share the interesting things with your colleagues, friends, family and even people of the same interests. You can have a special alias in this group.