For April Fool’s: Flip text upside down with Flip Text!
This site has no real practical uses other than to annoy your readers, email recipients, or students. But it does make for a great prank!
Simply go to the site, enter your text, click the button to flip it, then copy the resulting text to paste back into an email, blog, website, or wherever you want. See, this blog post looks like this when flipped:
Annoying, right? Just a word of caution- not all blogs, websites, and email clients will accept this upside-down text and will substitute something entirely different (like a font substitution) filled with illegible symbols and characters.
Want to be even more vexatious- turn the font color to white! Just saying…