Android app developer programs which are available on different online retail store mainly depend on the person who made it using his all skills. All companies will try to make every program for their users’ error free. Experience person will charge more fees as compared to the others so you have to pay a little more to make your program bug free which will become some extra burden on your project. But doing this you will be able to get a quality product and also save you time. So every time when you going to select some expert look his working experience an also check his or her specific field. Look some those experts who already work on two or three same type of projects. Also check that which types of projects they have completed. If you projects have lots of graphics work then you must look for some who previously worked on graphics-intensive projects.