1. • Open a magnifier by touching the drawing area to display the enlarged graph of touched area which is a convenient way for s to view details and snap objects.

2. Cancellation of Subscription: You can turn off auto-renew at any time from your iTunes/App Store settings; you must do so at least 24 hours before the end of the current subscription period to avoid being billed for the next cycle.

3. • Rotate 3D CAD drawing by touching the drawing area and moving to view the 3D mode comprehensively in 360 degrees.

4. (6)Precise Drawing available, e.g., can change the number of the coordinates to move the points precisely.

5. • Advanced drawing and editing tools such as trim, offset, dimension and find text.

6. • Drawings from E-mail, Cloud Service or Network Disk like Dropbox, OneDrive, Google Drive, Box or WebDAV can be opened, viewed, edited and shared as well with Internet.

7. (5) Easily switch between 2D and 3D mode, 3D mode include: 3D Wireframe, Realistic and 3D Hidden with the powerful tools of Layer, Layout, and ten different perspectives viewing.

8. • Import or the CAD drawing with its fonts and symbols to the font’s folder in order to display all uncommon fonts.

9. View, Edit, Create & Share all your CAD drawings, synchronize to cloud from multiple devices by one click.

10. • Move, Copy, Rotate, Scale, Color, Measure object, record management results, manage layers and use Layout.

11. Various of CAD features such as: Edit, View, Measure, Dimension, Find text, etc.