Get the most out of your smartphone with Hi, a free communication app that makes free WiFi calls/video calls with your friends. Send text, voice, image and video messages as well. Save time, save money; switch from phone calls to Hi free WiFi calls now! WHY GET HI? * NO HIDDEN COSTS AND COMPLETELY FREE: There is nothing to purchase and Hi will always be free. * NO SUBSCRIPTION NEEDED: Just enjoy the free WiFi calls and video calls without any subscription fee. * NO TIME LIMITED: There is not a time limitation for calls and you can talk whatever long you want with your friends and family. * AVAILABLE INTERNATIONALLY: You can make unlimited international voice/video calls between your Hi contacts for free with crystal clear audio quality. * NO ADS, NO PRIVACY CONCERN: Hi is completely free and financed by its sister game company. There are NO ADS so you can talk to you friends and family in this highly privacy protected app. * CAN BE USED WITH DATA: All Hi services are available with 4G/3G/EDGE. We charge you nothing. Carrier data charges may apply. * 720P HD VIDEO CALLS: The HD quality video call brings you and your family together wherever you are. * SWITCH FROM VOICE CALL TO VIDEO CALL: You can switch from voice call to HD Video call on the fly. * WORLD'S FIRST 10,000 GB FREE VIDEO CLOUD STORAGE: You'll never run out of space on your phone and miss out on capturing a moment with "Hi". With Thunderclap Technology, you can sync all your photos and videos on Hi and delete local copies to save your phone space. * INSTANT PHOTO/VIDEO SHARING: All your private cloud photo/video shares are instant and costs you no data traffic! * SAME AS SMS: All messages will be stored while your phone is shut off or without network. You can get them immediately when Hi launches next time. * AND MUCH MUCH MORE: Sent/Delivered/Read Status for Messages,Advanced Privacy Settings, Group Chats, Voice Messages, Tens of Thousands of Free Animated Stickers, Multi-Login, Web Chat, Free Custom Chat Bubbles, Share Locations, Free Custom Wallpapers and easily exchange contacts. To help make Hi a better app, please send us your feedback to support@hiapponline.com.