"Touch Charts" app for iPad & Tablet

"Touch Charts" eases you from trouble of data entry and software expertise to create complex charts. Quickly create charts from complex data within seconds on iPad or Tablet - such as Stack Bar, Group Bar, Waterfall, etc. Download it free from iOS and Android stores.
https://play.google.com/store/apps/details?id=com.medha.touchcharts
https://itunes.apple.com/us/app/touch-charts/id819235888?ls=1&mt=8