Diagrams.me HD Pro app for iPhone and iPad

Create beautiful diagrams (flowcharts, sitemaps, org. charts, Venn diagrams etc.) in minutes.
Two editing modes: Drag and drop from the shapes library or use simple and natural gestures to literally draw diagrams as naturally as if you were sketching on paper.
Full palette of control and formatting options to let you customize your diagrams and make them look exactly as you visualize them.


Features include:
A large library of shapes that you can select and drop into the canvas (superb control over size)
Gesture mode allows you to draw common shapes with your fingers – these sketches are automatically converted to shapes
Build diagrams and graphs through connections – select a shape to see glue points, tap and drag any glue point to start drawing a connector, drop it on any other object to connect the two shapes
Insert labels and text in shapes
Select, move, rotate and scale proportionately
Change shape size, colors, opacity and other properties
Font library, font size, font colors and font alignment.
Different connection types with adjustable radius
Bring To Front / Send To back / Lock Shapes
Undo & Redo to allow you to make changes confidently
Zoom (pinch outwards to zoom out, inwards to zoom in)
Pan (drag screen with two fingers to pan screen)
Duplicate/delete/switch shape (long press to duplicate or delete a shape or replace it with an alternative shape in a snap)