Website: https://ysign.app
Google Play: https://play.google.com/store/apps/details?id=com.ySign&hl=en
iOS App Store: https://apps.apple.com/us/app/id1468090955
Twitter: https://twitter.com/ysignAPP
Verification of authorship:
Your Telegram username: @star1929
Bitcointalk Username: ukboss
Profile Link: https://bitcointalk.org/index.php?action=profile;u=1104840
Eth Address: 0xfa1E836C13aE7F1CC889989277556F3F8C3DEA50
