Redoo allow user to move his data (contact names and numbers, images,video ) Cross Platform , Yes what you read is correct.
Now Download the app from both stores Apple store and the other Application Portals And register on any of them and With one user account you can log in to your account and upload your data contacts , images , videos and then go to the other device and download the data in to it thats it easy.
In short form of saying
TRANSFER YOUR CONTACTS OR IMAGES OR VIDEOS
Cross Platform Data Sharing