Best Java Decompiler Tools in 2026 (Free & Paid)

Benchmarked comparison of the best Java decompilers — CFR, Fernflower, Procyon, JD-GUI, jadx — with real output differences, version criteria, and a decision guide.

How This Comparison Was Done

Benchmark Results: Where Output Differs

Decide by Your Situation

The Tools at a Glance

FAQ — Java Versions & Platforms