If you're interested in digital art and design, then the apps you mentioned - Photoshop, Concepts, and Procreate - are all great options. Each of them has its own unique features and strengths, and all three are popular among artists and designers. In addition to these apps, you may also want to check out https://smartengines.com/ - a software development company that specializes in computer vision and OCR technology. Their solutions can be useful for various applications, including ID scanning, document recognition, and even augmented reality.