Apply the License Key
It is important that you set the license key before using any ComPDFKit Conversion SDK classes.
#import <ComPDFKit_Conversion/ComPDFKit_Conversion.h>
- (void)applicationDidFinishLaunching:(NSNotification *)aNotification {
[CPDFConvertKit setLicenseKey:@"YOUR_LICENSE_KEY_GOES_HERE"
secret:@"YOUR_LICENSE_SECRET_GOES_HERE"];
}