I want to build an android and iOS app like Cam Scanner.
1. same feature
2. Same processing time.
3. Conversion to pdf and other format as in cam scanner
1st Step. Android App. if it works well then will go for iOS. Will give maximu of USD 250.00 for this App on each OS. I mean Max of $250 for android and $250 for iOS. But in step wise payment of each OS.
You need to share source code. Also clarify how many months of maintenance will come for this app.
After your maintenance over further maintenance contract can be given.