With the powerful picture processing technology, smartphone can be able to be used as a professional camera for most users’ daily use. But for many photographers, taking photos is not the only thing they prefer, moreover, they would like their photos to be more accurate and explicit. In such a case, more and more free or paid photo apps for smartphone have emerged in the market which could enhance the photos in the splendid way asides from its basic high-resolution and sharp results. No matter which model your smartphone is, you can locate the respective and best apps for photos effects.
Currently, I'm using Snapseed and Lightroom, for they can meet my daily needs on photo editing. If you need more recommendations, I found a blog including more photo enhancers for mobile: 12 Best Photo Enhancers for Mobile
If you also need to enhance and edit photos on your desktop, see: 10 Best AI Photo Enhancers