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Bit Slicer
What it is
Bit Slicer is a free, open-source game trainer for macOS that searches for and modifies video-game values such as scores, lives, and ammunition. Its scanner can find integers, floating-point numbers, strings, byte arrays, and pointers, then narrow search results. A hex-editor-style window lets users inspect and edit live memory, dump it to disk, and change memory-protection attributes. Debugging tools include instruction-access watches, live disassembly, breakpoints, backtraces, register manipulation, and stepping; users can also change bytes or assembled instructions. Bit Slicer can inject assembly code into a running process, while scripts can automate virtual-memory and debugger tasks. Saved Slice documents can be shared. The project says the app can run as a normal user rather than root. The current release requires macOS 11.5 or newer, although the listed freeware plan says macOS 10.8 or later. Version 1.9.2 is listed as the latest release. Support is directed to the wiki and Discord, but is not available around the clock.
For and against
For
- Free and open-source.
- Scans several value types, including pointers.
- Includes live memory editing and debugging tools.
- Scripts can automate virtual-memory and debugger tasks.
- Can run as a normal user rather than root.
Against
- Current release requires macOS 11.5 or newer.
- Support is not available 24/7.
The verdict
Bit Slicer combines game-value scanning with memory editing, debugging, and scripting features. Its current macOS requirement and limited support hours are important considerations.
Who it suits
It suits macOS users who want to inspect or change video-game values and use memory-scanning or debugging tools. Users should check the current release requirement and note that support is not available 24/7.
Plans and prices
Free
macOS 11.5 or later · 25.4 MB · Intel 64 and Apple Silicon
Read 15 Oct 2026 · bit-slicer.macupdate.com
Freeware
macOS 10.8 or later
Read 1 Oct 2026 · en.freedownloadmanager.org
On the record
- Apple Silicon
- Version 1.9.2 adds variable-access watching, instruction overwriting and breakpoints for Apple Silicon Macs.bit-slicer.macupdate.com · read 15 Oct 2026
- Automation
- Python scripts automate memory scanning, value changes and access watching through Bit Slicer's virtual-memory and debugger objects.github.com · read 15 Oct 2026
- Code injection
- Bit Slicer can inject new assembly code while a process is running.github.com · read 1 Oct 2026
- Current requirement
- The current release requires macOS 11.5 or newer.github.com · read 1 Oct 2026
- Debugger
- The debugger provides live disassembly, byte or assembled-instruction edits, breakpoints, backtraces, register manipulation, stepping and code injection.github.com · read 15 Oct 2026
- Documentation
- The project wiki contains 41 pages covering searching, data types, pointers, memory, debugging, scripting, virtual-memory functions and security protections.github.com · read 15 Oct 2026
- Editorial review on Softpedia
- Softpedia's tested review scored Bit Slicer 4.5 out of 5 and characterized it as easy to use while still offering powerful debugging and scripting tools.mac.softpedia.com · read 15 Oct 2026
- iOS limitation
- iOS App Store applications running on Apple Silicon Macs cannot be targeted because of their required protections.github.com · read 15 Oct 2026
- Latest release
- Version 1.9.2 is listed as the latest release.github.com · read 1 Oct 2026
- Licence
- The main project code uses a permissive BSD-style three-clause licence, while bundled dependencies carry their own licences and some icon assets have redistribution restrictions.raw.githubusercontent.com · read 15 Oct 2026
- Limit: access failures
- A documented issue reports searches failing across applications with system-protection errors when task_for_pid access was denied.github.com · read 15 Oct 2026
- Limit: performance
- MacUpdate identifies performance as an area needing improvement in its customer-quality summary.bit-slicer.macupdate.com · read 15 Oct 2026
- Limit: user assistance
- MacUpdate comments include users asking how to download, use speed hacks and resolve an archive-expansion error.bit-slicer.macupdate.com · read 15 Oct 2026
- Maintainer
- The source repository identifies Mayur Pawashe under the developer identity Zorg (zorgiepoo).github.com · read 15 Oct 2026
- Memory editing
- The app can view and edit live memory in a hex-editor-style window, dump memory to disk and modify memory-protection attributes.github.com · read 1 Oct 2026
- Memory inspection
- A hex-editor-style window displays and edits live memory, supports memory dumps to disk and can change memory-protection attributes.github.com · read 15 Oct 2026
- Memory scanner
- The scanner searches integers, floating-point values, strings, byte arrays and pointers, and can narrow results through repeated searches.github.com · read 15 Oct 2026
- Operating model
- The README says Bit Slicer runs as a normal user instead of requiring root privileges.github.com · read 15 Oct 2026