To submit a support request for an application you already have installed on your Mac (including trial versions), choose "Submit Support Request" from the application's Help menu. This will create a new message in your email application, pre-filled with important information such as the version numbers of macOS and the application. For other questions or if an application crashes so that you cannot use the "Submit Support Request" feature, send a message to .
Please understand that support requests may be deferred or even ignored if they are not made via the “Submit Support Request” function built into the app.
I'm a one man show from Germany, timezone is Central European Time. Current local time is 08:27AM.
Please note that I cannot provide phone support.
Information about products not manufactured by me, Stefan Keller, or independent websites not controlled or tested by me, is provided without recommendation or endorsement. I assume no responsibility with regard to the selection, performance, or use of third-party websites or products. I make no representations regarding third-party website accuracy or reliability. Risks are inherent in the use of the Internet. Contact the vendor for additional information.