Not always. There are both free and paid webtoon comics available. The payment requirement usually depends on the popularity, creator's choice, and the platform hosting the comic.
Definitely. Copyrighting your Webtoon comics is important. It provides legal proof of ownership and allows you to take legal action if there are any infringements. It's a way to protect your intellectual property and the time and effort you put into creating the comics.
It's not a straightforward yes or no. Some webtoon platforms have strict guidelines against NSFW comics, but others might be more lenient. You'd have to look at each individual webtoon to determine if it has NSFW content.
It's possible to find spicy comics on Webtoon, but not all Webtoons fall into this category. The determination of what's spicy can also be subjective, depending on an individual's perception and cultural background.
Webtoons don't always have novels. It's not a common occurrence. Usually, it depends on the popularity and potential for expansion of the webtoon's story and characters.