# Binary Ninja

13 Hacker News commenters recommended Binary Ninja and 5 criticized it, November 2025 to November 2026. It was recommended in 5 of 13 months. It meets the Hacker Approved badge rule.

**Verdict:** Recommended for understanding large binaries, with strong IR access and scripting; critics find its free version limited and its feature set narrow for security work.

## Why people recommend it

- Handles large binaries well (4 comments): "At this point I much prefer Binary Ninja for the task of building up an understanding of large binaries" ([source](https://news.ycombinator.com/item?id=47036348)) "I much prefer Binary Ninja for the task of building up an understanding of large binaries" ([source](https://news.ycombinator.com/item?id=47036464)) "They are as good as it gets when it comes to not choking on unusual binaries." ([source](https://news.ycombinator.com/item?id=46591364))
- Multiple IRs accessible to scripts (2 comments): "The decompilation into other representations like Binary Ninjas IR have been a godsend" ([source](https://news.ycombinator.com/item?id=49090693)) "BN has multiple IRs that are easily accessible both in the UI and to scripts" ([source](https://news.ycombinator.com/item?id=47040967))
- Easy to explore, few surprises (2 comments): "Binary Ninja seems way ahead in terms of UX, as a hobby reverser." ([source](https://news.ycombinator.com/item?id=47037098)) "binary ninja is very easy to explore and has many fewer surprises" ([source](https://news.ycombinator.com/item?id=47045715))

## What people warn about

- Too many limitations for security (2 comments): "has too many limitations especially for the most common use case which is security" ([source](https://news.ycombinator.com/item?id=47039467)) "there are so many limitations" ([source](https://news.ycombinator.com/item?id=47047002))

## Alternatives hackers recommend

- [Ghidra](https://hackerapproved.com/p/ghidra.md): 80 recommend
- [GhidraMCP](https://hackerapproved.com/p/ghidra-mcp.md): 30 recommend
- [IDA Pro](https://hackerapproved.com/p/ida-pro.md): 25 recommend
- [REA Reverse-Engineer Anything](https://hackerapproved.com/p/rea-reverse-engineer-anything.md): 14 recommend
- [Kampala](https://hackerapproved.com/p/kampala.md): 7 recommend

## Where to get it

- [Visit the official site](https://binary.ninja/)

## Cite as

Hacker Approved, "Binary Ninja", https://hackerapproved.com/p/binary-ninja/ (counts from 1,795,640 Hacker News comments, November 2025 to November 2026).