Freelancing is quite in fashion in current time where money has become the essential part for luxurious life style. People doing jobs love to do freelancing work in off time to earn some extra bucks. Besides this, there are enormous designers and developers which do freelance for the many companies or individually. Moral of the story is – freelancing is hot topic and is in trend among designers and developers. To help you out in freelancing work, we are listing 20 most useful iOS applications for developers and designers who do freelancing. We hope this compilation will aid you to grow your freelancing work and you would satisfy your client in efficient manner.