Krzysztof Kowalczyk

How to get in touch with me

I love getting feedback, bug reports etc. about my software and my websites. Send me an email to [email protected].

If it's about SumatraPDF, use forum for questions or submit bug reports and feature requests.

If you want to send a quick message, anonymously:

Optional: your email if you want me to get back to you:

Krzysztof Kowalczyk