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Best ILSpy Alternatives in 2026

Updated

20 apps from reverse engineering tools ranked against ILSpy on the same published basis.

  1. 1
    Frida Free plan AndroidapiiOSLinuxMac Free7.3
    ILSpy vs Frida
  2. 2
    radare2 Free plan AndroidapiiOSLinuxMac Free7.3
    ILSpy vs radare2
  3. 3
    rev.ng Free plan apiLinuxMacWebWin Free7.3
    ILSpy vs rev.ng
  4. 4
    Rizin Free plan AndroidiOSLinuxMacWin Free7.3
    ILSpy vs Rizin
  5. 5
    Binary Ninja Free plan apiLinuxMacWebWin Free7.2
    ILSpy vs Binary Ninja
  6. 6
    IDA Pro Free plan LinuxMacWin $91.58/mo7.2
    ILSpy vs IDA Pro
  7. 7
    JEB Free plan apiLinuxMacWin $100/mo7.2
    ILSpy vs JEB
  8. 8
    Qiling Framework Free plan apiLinuxMacself-hostedWin Free7.2
    ILSpy vs Qiling Framework
  9. 9
    angr Free plan LinuxMacself-hostedWin Free7.1
    ILSpy vs angr
  10. 10
    Cutter Free plan LinuxMacWin Free7.1
    ILSpy vs Cutter
  11. 11
    Binwalk Free plan LinuxMacself-hostedWin Free7.0
    ILSpy vs Binwalk
  12. 12
    FLOSS Free plan apiLinuxMacself-hostedWin Free7.0
    ILSpy vs FLOSS
  13. 13
    Relyze Free plan Win Free7.0
    ILSpy vs Relyze
  14. 14
    RetDec Free plan LinuxMacself-hostedWin Free7.0
    ILSpy vs RetDec
  15. 15
    Smali/Baksmali Free plan LinuxMacWin Free7.0
    ILSpy vs Smali/Baksmali
  16. 16
    Ghidra Free plan extensionLinuxMacWin Free6.9
    ILSpy vs Ghidra
  17. 18
    ImHex Free plan LinuxMacWin Free6.9
    ILSpy vs ImHex
  18. 19
    JADX Free plan LinuxMacWin Free6.9
    ILSpy vs JADX
  19. 20
    Refinery Free plan LinuxMacself-hostedWin Free6.9
    ILSpy vs Refinery
  20. 21
    dnSpyEx Free plan LinuxWin Free6.8
    ILSpy vs dnSpyEx

ILSpy alternatives compared

#AppScoreFree planFromRuns on
1Frida7.3Free planFreeAndroid, API, iOS, Linux, Mac, Windows
2radare27.3Free planFreeAndroid, API, iOS, Linux, Mac, self-hosted, Windows
3rev.ng7.3Free planFreeAPI, Linux, Mac, Web, Windows
4Rizin7.3Free planFreeAndroid, iOS, Linux, Mac, Windows
5Binary Ninja7.2Free planFreeAPI, Linux, Mac, Web, Windows
6IDA Pro7.2Free plan$91.58/moLinux, Mac, Windows
7JEB7.2Free plan$100/moAPI, Linux, Mac, Windows
8Qiling Framework7.2Free planFreeAPI, Linux, Mac, self-hosted, Windows
9angr7.1Free planFreeLinux, Mac, self-hosted, Windows
10Cutter7.1Free planFreeLinux, Mac, Windows
11Binwalk7.0Free planFreeLinux, Mac, self-hosted, Windows
12FLOSS7.0Free planFreeAPI, Linux, Mac, self-hosted, Windows
13Relyze7.0Free planFreeWindows
14RetDec7.0Free planFreeLinux, Mac, self-hosted, Windows
15Smali/Baksmali7.0Free planFreeLinux, Mac, Windows
16Ghidra6.9Free planFreeBrowser, Linux, Mac, Windows
18ImHex6.9Free planFreeLinux, Mac, Windows
19JADX6.9Free planFreeLinux, Mac, Windows
20Refinery6.9Free planFreeLinux, Mac, self-hosted, Windows
21dnSpyEx6.8Free planFreeLinux, Windows
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Questions about ILSpy alternatives

What is the best alternative to ILSpy?

Frida, number 1 in reverse engineering tools with a score of 7.3 out of 10. The others here: radare2, rev.ng, Rizin and 16 more.

What is the best free alternative to ILSpy?

Frida is the best-ranked alternative with a free plan. 20 of the 20 alternatives here publish a free plan on their own pricing pages.

How are these alternatives ranked?

Ranked on what each maker publishes: documentation depth, a free tier and the platforms it runs on.