Yes, YouCam Perfect is a free app that allows users to naturally add abs to their photos. Step1. Download YouCam Perfect from the App Store or Google Play. Step2. Upload your photo and find the AI Replace feature in Photo Edit. Step3. Paint over the area of your body where you’d like to add abs. Step4. Type in “six packs, realistic” or try another style. Step5. Click “Replace” and let the app enhance your photo!