Unity releases
Long Term Support (LTS)
Unity’s LTS release provides you with maximum stability and support across workflows. Discover the latest quality, productivity, and performance improvements that will help you realize your creative ambitions for any platform, genre, or artistic style.
Tech Stream
Explore our in-development features and stay on the cutting edge of Unity technology. Get early access to our future plans, and discover tools you can use for prototyping and production.
Choose the right release for you
We offer two different release versions so you can download the solution that best fits your needs. Learn about our LTS and Tech Steam releases, and choose the right one for you. Tech Stream versions give you access to the latest in-progress features, while the LTS version ensures greater stability with two years of support.
Frequently asked questions
LTS is the release for creators who value maximum stability and support for their next project. This is our default release, and it’s primarily recommended for creators past the preproduction phase of development who are about to lock in production on a specific version of Unity. Learn more about our different releases here.
If you are in production or want to upgrade a live project, we recommend the latest LTS release. If you want to use the latest Unity features and are just getting started with production, the Tech Stream is recommended. Learn more about our different releases here.
Tech Stream releases are for creators who value exploring in-progress features to stay on the cutting edge for their next project. This version is primarily recommended for the preproduction, discovery, and prototyping phases of development, but it can be used for production projects as well. The Tech Stream in each yearly cycle becomes the foundation for the next Long Term Support release.
Learn more about our different releases here.
The 2021 LTS releases will receive biweekly fixes until mid-2023, then monthly updates until mid-2024.
The LTS releases do not include any new features or breaking API changes, only fixes and non-breaking improvements.