Scalene vs Valgrind
| Scalene | Valgrind | |
|---|---|---|
| Free plan | Yes | No |
| Free trial | No | No |
| Paid from | Free | — |
| Open source | No | No |
| Platforms | extension, Linux, macOS, Web, Windows | Linux, macOS, Android |
| Profiling modes | sampling | instrumentation |
| Supported languages | Python | C, C++, Rust, assembly |
| CPU profiling | Yes | Yes |
| Memory profiling | Yes | Yes |
| Thread profiling | Yes | — |
| Deployment model | desktop | desktop |
Both are listed in Best Profiling Software. On Samsung Mobile US Press, Valgrind scores higher on our published basis.