If you have installed the original TikTok app on your Android device, you might be curious to know how TikTok + 18 differs from it. While both apps are similar, they have some major differences. For example, the new version adds the ability to send private messages that can be read only by the sender. However, some users may be concerned that the new version might be infected with viruses or spyware. Therefore, you should take precautions before installing this new version.