Swift is great for building native iOS apps but doesn’t offer the same cross-platform capabilities as Flutter.

Python’s performance limitations can be mitigated using libraries like Cython or moving bottleneck tasks to C/C++.

Haskell has a steeper learning curve but is more rigorous about functional paradigms, while Scala is more pragmatic.

Rust is newer but growing quickly, especially in security-focused fields, thanks to its strict compile-time checks.