I think you want to start the spoiler with:

`::: spoiler spoiler

SPOILED TEXT

And then end it with

`:::

So that would equal:

Do that without the tilde.

Edit: I also just noticed that, at least on desktop, a “spoiler” button is there when you make a comment (it’s the triangle exclamation mark icon).

::: spoiler test testing

Aha! That got it. Three colons. Spoiler, then the text for the spoiler listing, an enter, n closing `::: and then it works. It doesn’t work without the enter before the spolied text, which is just confusing and annoying imo. The >! Markdown is so much better.

But! You can enter anything after the initial ::: spoiler as the text to show before clicking

It’s working on mobile browser for me, but not on jerboa. Jerboa doesn’t seem to recognize several markdown notations.

that’s a screenshot with the spoiler entry from the little triangle with an ! In it from the entry box

Edit: and the jerboa update didn’t bring full markdown support lol