Instead of IDA Pro
IDA Pro alternatives
IDA Pro combines disassembly, decompilation and debugging for processor, file-format and software analysis. It supports more than 60 processor families, works with multiple debugging targets including remote applications, and provides C++, Python and command-line automation. Its plugin repository and Git-based team collaboration suit broad workflows, while self-hosted Private Lumina keeps shared metadata under authorized access. The trade-offs are cost and commitment: paid plans start at $1,099 per year, require at least a one-year subscription, and have no monthly billing or free trial. IDA Free offers a narrower starting point, with x86-32 and x86-64 disassembly.
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Frida
Free plan Open source AndroidAPIiPhone+3Free runtime instrumentation and API tracing — Frida adds script injection into running processes for hooks, API inspection and tracing, rather than IDA Pro’s broad disassembly and decompilation workflow.
Free plan Visit site - 2
radare2
Free plan AndroidAPIiPhone+4Free command-line reverse engineering — radare2 offers a free, UNIX-like command-line framework for binary analysis, emulation and modification, with iaito as its official GUI.
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Rizin
Free plan AndroidiPhoneLinux+2Free binary analysis with Cutter GUI — Rizin pairs command-line analysis and binary diffing with Cutter, while IDA Pro offers decompilation and broader processor support.
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Binary Ninja
Free plan APILinuxMac+3Interactive decompilation with API automation — Binary Ninja adds C or BNIL decompiler output and C++, Python and Rust APIs, with a free desktop edition limited to four architectures.
Free plan · paid from $199 Visit site - 5
Boomerang
Free plan LinuxMacWindowsFree C decompilation for select architectures — Boomerang translates supported binaries into C, but covers only x86 IA-32, PPC and ST20 rather than IDA Pro’s 60-plus processor families.
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JEB
Free plan APILinuxMac+2Android and document reverse engineering — JEB adds Android app analysis, resource reconstruction and analysis modules for targets including WebAssembly, Ethereum contracts and PDF documents.
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Qiling Framework
Free plan APILinuxMac+2Cross-platform binary emulation and instrumentation — Qiling emphasizes operating-system-aware emulation and hooks across instruction, memory, syscall and I/O events, and includes an IDA plugin.
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Apktool
Free plan LinuxMacWindows - 9
BAP (Binary Analysis Platform)
Free plan APILinuxSelf-hosted - 10
Avatar²
Free plan LinuxSelf-hosted - 11
Cutter
Free plan LinuxMacWindows - 12
FACT
Free plan APILinuxSelf-hosted+1 - 13
FLOSS
Free plan APILinuxMac+2 - 14
ILSpy
Free plan ExtensionLinuxMac+1 - 15
Chalkboard
Free plan Self-hostedWeb - 16
dnSpyEx
Free plan LinuxWindows - 17
EMBA
Free plan LinuxSelf-hosted - 18
ImHex
Free plan LinuxMacWindows - 19
JADX
Free plan LinuxMacWindows - 20
Refinery
Free plan LinuxMacSelf-hosted+1 - 21
dotPeek
Free plan Windows - 22
EUVA (EngineUnpacker Visual Analyzer)
Free plan Windows - 23
pycdc
Free plan LinuxMacWindows - 24
RetDec
Free plan LinuxMacSelf-hosted+1 - 25
Hiew
Free plan Windows - 26
Medusa
Free plan LinuxSelf-hosted
Alternatives differ in focus rather than simply replicating IDA Pro. Some center on injecting scripts into running programs or emulating binaries, while others provide free command-line frameworks, graphical interfaces or decompilation for a limited set of architectures. Compare target platforms and architectures, static versus runtime analysis, decompiler output, debugging, scripting and interface preferences. Also weigh whether a free tool's scope is enough, or whether a paid product's broader workflows better fit the work at hand.