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Smali/Baksmali vs uncompyle6

Both stand on reverse engineering tools. Which one you can start free with, which one lets you read the code, and what each costs once you pay.

Smali/Baksmali

Free plan LinuxMacWindows

Smali/Baksmali provides focused dex assembly and disassembly with broad format support and Java-based components. Its archived, read-only repository is an important maintenance consideration.

Visit Smali/Baksmali

uncompyle6

Free plan LinuxMacSelf-hosted+1

Choose uncompyle6 if you need a free command-line option for translating supported Python bytecode or examining fragments in a debugger. Look elsewhere for obfuscated code, Cython, MicroPython, Py2EXE files, or if Python 3.7 and 3.8 support is central to your work.

Visit uncompyle6

The facts

Smali/Baksmaliuncompyle6
Free planYesYes
Open sourceNot publishedNot published
Runs onLinux, Mac, WindowsLinux, Mac, Self-hosted, Windows
Lowest paid planFree or on requestFree or on request
Plans published11
MakerNot publishedNot published
Websitegithub.comgithub.com
On reverse engineering tools#38 of 73#34 of 73

Smali/Baksmali: what it does well

  • Supports the full dex format
  • Provides assembly and disassembly tools
  • Java 8 build compatibility
  • Maven projects for core components
  • BSD 3-Clause license

What to know first

  • Repository is archived and read-only
  • Latest listed release dates to 2021
  • Downloads use a Bitbucket page

uncompyle6: what it does well

  • Translates Python bytecode into equivalent source code.
  • Handles bytecode fragments and source information near offsets.
  • Includes syntax verification for matching bytecode versions.
  • Free and GPL-3.0 licensed.
  • Listed for Linux, macOS, Windows, and self-hosted use.

What to know first

  • Does not handle obfuscated code, Cython, or MicroPython.
  • Cannot directly decompile Py2EXE executables.
  • Control-flow handling can lead to erroneous decompilations.
  • Python 3.7 and 3.8 support is generally better in decompile3.

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