The newest HoYoverse game is here! Here’s how to download Honkai: Star Rail and how much space you’ll need to do so on all platforms.
Where Can I Play Honkai: Star Rail?
Honkai Star Rail is now available on mobile devices and Windows PC.
It can be downloaded via the Google Play Store, iOS App Store, Epic Games Store, or via a launcher downloaded directly from HoYoverse’s website.
The game is also coming to PlayStation consoles at a later date.
See below for a quick and easy guide to installing the popular release on all platforms.
How to Download Honkai: Star Rail
Here’s how to install Honkai: Star Rail on all platforms:
PC
- Download and open the Epic Games Store application
- Find Honkai: Star Rail on the Store
- Click Download
OR
- Head to the Honkai Star Rail website
- Click Download Now
- Select Windows

Mobile
- From your mobile device, access the Honkai Star Rail app page.
- Tap Install / Get
Honkai Star Rail Download Size
On iOS and Android devices, Honkai: Star Rail’s file size is just around 10 GB.
On PC, Honkai: Star Rail is around 13.5 GB in size.
However, the game will likely get future updates that expand the file size a little further.

The game’s Closed Beta required players to have approximately 15 GB of storage space available to install the game.
Genshin Impact, another miHoYo game, clocks in at around 30 GB to install on the Epic Games Store, giving us a good indication at how large Honkai could eventually become.
How Many GB is Honkai Star Rail Install?
Honkai Star Rail’s mobile port clocks in at around 10 GB to install. The PC version of the game clocks in at 13.5 GB.
We’ll update this article if the file size expands even further.