IntelliJ IDEA (Ultimate subscription) vs IntelliJ IDEA - JetBrains
While the price is high for an individual, the (easily 10–30% faster for complex tasks) makes it pay for itself within weeks for a professional developer. intellij idea ultimate version
While core Java and Kotlin support remain free, the subscription (formerly Ultimate) unlocks the professional power tools: IntelliJ IDEA (Ultimate subscription) vs IntelliJ IDEA -
Writing code that works is the first step; writing code that performs is the second. The Ultimate version includes built-in (integrating with Async Profiler and Java Flight Recorder). This allows you to find memory leaks, CPU bottlenecks, and optimize your application's resource consumption without ever leaving the environment. 4. Remote Development and Collaboration intellij idea ultimate version