<human>:  How can I edit photos on my phone?
<bot>: To edit photos on your phone you need an image editing app. There are numerous free and paid applications available for both iOS and Android operating systems. Some popular photo editing apps include Photoshop Express, Lightroom, Adobe Photoshop Fix, and Snapseed. Each of these apps offer photo editing features including cropping, adjusting brightness and contrast, adding filters, and more.