Want to supplement your income by writing mobile apps? Here are four of the most popular UDEMY courses that teach you how to build mobile apps for iOS 9 and Android.
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iOS 9 and Swift 2: From Beginner to Paid Professional
177 lectures
50.5 hours video
Instructor: Mark Price
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Android 6 – Master Android Marshmallow Development With Java
365 lectures
64 hours video
Instructors: Tim Buchalka, Jean-Paul Roberts
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The Complete iOS 10 Developer Course – Build 21 Apps
209 lectures
29.5 hours video
Instructor: Rob Percival
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The Complete Android Developer Course – Build 14 Apps
272 lectures
31.5 hours video
Instructor: Rob Percival
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