All support is done by Matt, the plugin developer. You can ask questions about the free version or the pro version. Matt answers emails during these times:

usa Los Angeles:   Sunday-Wednesday: 7pm – 5am, Thursday: 7pm – 9am
usa New York: Sunday-Wednesday: 10pm – 8am, Thursday: 10pm – 11am
germany Berlin: Monday-Thursday: 4am – 2pm, Friday: 4am – 6pm
russia Moscow: Monday-Thursday: 5am – 3pm, Friday: 5am – 7pm
india Mumbai: Monday-Thursday: 7am – 5pm, Friday: 7am – 9pm
australia Sydney: Monday-Thursday: 12pm – 10pm, Friday: 12pm – 2am