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Rust vs Kotlin: catalog facts
Rust	Kotlin
Free Free and open source.	Free Free and open source.
Windows, macOS, Linux, Command line	Windows, macOS, Linux, Command line
Memory and thread safety checked at compile time No garbage collector, suited to performance-critical and embedded work	Null safety and concise syntax Targets JVM, Android, web and native through multiplatform
Ownership model takes time to learn Compile times can be long on large projects	Best tooling experience is tied to JetBrains IDEs Multiplatform setups add build complexity
Downloadable app	Downloadable app
Open source	Open source
License: MIT OR Apache-2.0	License: Apache-2.0
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.