Make me a scanner app

Budget is $100 because iOS already had the main feature built in - only bid if you will work in this budget Features: Scan papers, autocrop, perspective correction export as pdf/jpg Sign/highlight/underline documents Lock documents with pin/Touch ID/faceid Add filters (greyscale, b/w, color) Organize documents Print, airdrop, message, email, save documents work is work for hire under us copyright act timeframe is one week