In my exploration of the world of stock trading apps, I've found that they can indeed be safe, but like anything online, they come with some risks. Most reputable trading apps employ high-level encryption and two-factor authentication to safeguard your information. While these measures significantly reduce the threat, there is no guarantee against data breaches and hacking attempts. It's critical to do your homework before choosing a trading app; look for transparency in their practices, strong security measures, and positive user reviews. Remember, safe investing also includes being savvy about where and how you trade.