Kotlin for Java Developers

Our verdict: worth it — as long as the Programming Languages skills on the syllabus match what you actually want to learn. The regular price for Kotlin for Java Developers on Udemy is $159.99. With the coupon code on this page, that falls to $9.99 — a saving of $150.00, or 94% off the standard rate Spread across 16h 30m of on-demand video, that works out to roughly $0.61 per hour of content — cheaper than a single chapter of most printed Programming Languages textbooks.

A cheap price means nothing if the material is thin — here the syllabus is organized around usable outcomes. Tim Buchalka and Goran Lochert and Tim Buchalka's Learn Programming Academy walk you through create Kotlin programs, understand the differences between Java and Kotlin, and understand how Java and Kotlin programs interoperate — skills meant to be used, not just watched. It has already been taken by 35,023 students and holds a 4.5-star average from verified reviews, which suggests the content holds up once learners actually apply it.

Check the prerequisites before you commit: Ideally, have at least a basic knowledge of Java (not essential); A computer running Windows, Mac OS X or Linux. Best suited to learners who already have footing in Programming Languages. Plan for roughly 16h 30m of on-demand video at your own pace. Lessons are delivered in English.