You cant do anything with the free
If youre trying to do anything cool. Than this app is not the one for you. You can do a very limited amount of stuff with the free version. Most of the features require you to upgrade($1.99) or go Pro($2.99).
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Cut Me In - Easy to use Photo Chop Background Adjuster to Superimpose yr images by Applause - not affiliated with Photoshop in any way!, v2.4.3