You can add SFD to portfolio in Delta mobile app!
A crypto tracker with a clear overview of your total portfolio balance, total profit/loss since you started investing or since the last 24 hours. See the trend of your cryptocurrency investments with your personal portfolio graph.

? Website: https://delta.app/
? Android: https://play.google.com/store/apps/details?id=io.getdelta.android&lang=en
? iOS: https://itunes.apple.com/app/delta-crypto-ico-portfolio/id1288676542?lang=en