Free Download for Windows

View an ad to download for free

The leading IDE for modern Java development

IntelliJ IDEA is a tool that continues to solidify its reputation as the premier choice for Java and Kotlin developers. By integrating advanced artificial intelligence directly into the workflow, it transforms the often-tedious process of coding into a streamlined, creative experience that feels incredibly intuitive.

Top Recommended Alternative

With the recent updates, the environment feels more responsive than ever. Whether you are navigating massive enterprise codebases or experimenting with the latest Java 26 previews, IntelliJ IDEA provides a level of deep intelligence that anticipates your needs while maintaining a user-friendly and stable interface.

Advanced AI integration

IntelliJ IDEA’s standout feature in the latest version is the native AI support, allowing users to bring their own keys for models like Claude, GPT, and Gemini. This flexibility ensures you aren't locked into a single provider. The introduction of the Agent Client Protocol (ACP) means you can seamlessly use GitHub Copilot or Cursor alongside JetBrains’ own agents like Junie and Codex.

However, while the AI features are groundbreaking, they do contribute to a noticeably heavier resource footprint. Users on older hardware might find the IDE increasingly demanding on RAM and CPU power, especially when multiple AI agents and the new Spring Debugger are active. This resource hunger is a trade-off for the massive productivity gains provided by the real-time code insights and autonomous planning.

In conclusion, the sheer volume of new features can be overwhelming for newcomers. While the Ultimate edition offers unparalleled tools for Spring, databases, and profiling, the pricing structure remains a significant investment for independent developers. Navigating the vast array of settings and plugins requires a learning curve that, while rewarding, might feel steep compared to lighter, more basic text editors.

Final thoughts

IntelliJ IDEA is more than just a code editor; it is a comprehensive ecosystem that understands your project's context better than any competitor. For professional developers who value code quality and long-term maintainability, the investment in both time and subscription costs pays for itself through reduced technical debt and faster deployment cycles.

  • Pros

    • Natively integrated AI with multi-agent support
    • Day-one compatibility for Java 26 features
    • Powerful runtime insights for Spring applications
    • Deeply intuitive refactoring and navigation tools
  • Cons

    • High system resource consumption on older machines

App specs

Program available in other languages


Icon of program: IntelliJ IDEA Ultimate Ed…

IntelliJ IDEA Ultimate Edition for PC

  • Free
  • 4.5
    1
  • 2.8K
  • V2026.1
Free Download for PC

View an ad to download for free


User reviews about IntelliJ IDEA Ultimate Edition

Have you tried IntelliJ IDEA Ultimate Edition? Be the first to leave your opinion!

Add review

You may also like

Explore Apps

Latest articles

Laws concerning the use of this software vary from country to country. We do not encourage or condone the use of this program if it is in violation of these laws.
Softonic

Is IntelliJ IDEA Ultimate Edition safe?

100/100

Score result: Clean

This file passed a comprehensive security scan using VirusTotal technology. It is safe to download.

  • Virus free
  • Spyware free
  • Malware free
  • Verified by Security Partners

    VirusTotal logo

Scan Info

Last scan
Saturday, January 17, 2026
Scan provider
VirusTotal

Softonic security commitment

IntelliJ IDEA Ultimate Edition has been thoroughly scanned by our advanced security systems and verified by industry-leading partners. This file comes from the official developer and has passed all our security checks, showing no signs of viruses, malware, or spyware. For more information, visit our Security and Trust Center