UILabel subclass simple circular progress for iOS - Objective C.
// You can customize the lines width, lines color, fill color and label’s font.
-(void) setStyleWithLineWidth:(CGFloat) lineWidth
progressWidth:(CGFloat) progressWidth
lineColor:(UIColor*) lineColor
progressColor:(UIColor*) progressColor
fillColor:(UIColor*) fillColor
labelFont:(UIFont*) font;
// Set a percentage of the progress. Values between 0-100.
// The label’s text shows the number of percent 0-100.
// unFillMode to show the progress inverted
-(void) setProgressPercent:(CGFloat) percent
andUnfillMode:(BOOL) unFillMode
animated:(BOOL) animated
// Set a progress between two dates related to the current date.
// The label’s text shows the number of days left to the end date.
// unFillMode to show the progress inverted
-(void) setProgressWithStartDate:(NSDate*) start
andEndDate:(NSDate*) endDate
andUnfillMode:(BOOL) unFillMode
animated:(BOOL) animated;