Please search the help topics before asking a question, most likely it is already answered there.
It is difficult for me to reply to each email individually, some of the emails may get lost in the huge list of unread mails.
Tag the subject of the mail appropriately (like [Translation], [Bug], [Feature Request] ...), to ensure that the mails get priority treatement. Also include the device details and screenshot (if applicable) when reporting a bug.
The app already has 40+ toggle options. But in case the toggle you are looking for is not present, you can create your own plugin and integrate it with PowerToggles.
Refer the plugin development guide for more details.