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REDasm vs Hopper Disassembler: catalog facts
REDasm	Hopper Disassembler

Best for: Reverse engineers who want a free, open-source disassembler	Best for: Reverse engineering macOS and iOS binaries on a Mac
Free Free and open source under the GPL-3.0 licence.	Paid Paid license, with a free trial available.
Windows	macOS
Supports multiple processor architectures Handles legacy executable formats Extensible through plugins Open source with no licence restrictions	Assembly, CFG and pseudo-code views side by side Swift name demangling and Objective-C selector extraction LLDB and GDB debugging support MCP server for connecting language models
Little documentation on the project homepage Smaller community than established commercial disassemblers	Mac only, requires macOS 12.4 or newer Paid after the trial
Downloadable app	Downloadable app
Open source	Not open source
License: GPL-3.0	License: Proprietary
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Sources for REDasm redasm.dev Catalog checked October 2, 2026	Official website Full listing and sources Sources for Hopper Disassembler hopperapp.com Catalog checked October 1, 2026

“Not stated” means we have not confirmed it. Features can vary by device and plan.