OFFICIAL INSTALLERS · SECURITY TRANSPARENCY

CastKey Official Download Center

Choose CastKey for Windows to play with mouse and keyboard via direct USB cable, or the standalone Android OTG app. Both apps share your website account and Pro access.

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Windows 10 & 11 (64-bit)

HOSTYOUR DEVICE (WINDOWS PC)

CastKey-Setup-1.0.0.exe

CastKey for Windows

OFFICIAL CLIENT • v1.0.0

Includes ultra-low latency 120 FPS screen projection, 1000Hz keyboard & mouse polling, and visual keymapping for PUBG Mobile, Free Fire, Arena of Valor, and Genshin Impact.

Size: 30.3 MB 1000Hz Speed Ultra-low Latency 120 FPS Smooth

System Requirements

Windows 10/11 64-bit

Intel i3 Gen 4+ / Ryzen 3

4GB RAM (8GB Rec.)

USB 2.0 / 3.0 port

DOWNLOAD FOR WINDOWS

SHA-256: a934e5cb7425...a762eb22

Android 10+ (No Root)

CLIENTYOUR DEVICE (ANDROID)

CastKey-Core-1.0.0.apk

CastKey Android OTG

STANDALONE OTG APP • v1.0.0

Connect a keyboard and mouse directly to your phone through an OTG adapter or hub. Set up permissions, controls, and local profiles on Android, independently of Windows.

Size: 10.1 MB Direct OTG No Root Needed Safe & Protected

Device Requirements

Android 10+ (API 29+)

OTG adapter / hub

No root required

Keyboard & mouse

DOWNLOAD FOR ANDROID

SHA-256: 7349b82551ad...b5b87923

15-SECOND VISUAL GUIDE

Windows: Connect USB → Enable Debugging → Play

Zero Emulators Required · Auto Hardware Detection

STEP 01 · 05 SEC

PC Windows

USB-C DATA

Android

1. Connect USB Data Cable

Plug Android phone into PC USB port and select File Transfer (MTP) mode.

STEP 02 · 05 SEC

USB Debugging

Always allow from this computer

2. Enable USB Debugging on Phone

Toggle USB Debugging in Developer Options and check Always Allow on your phone screen.

STEP 03 · READY

WASD + M1 120 FPS · 1.1ms

3. Select Keymap & Drop In

Paste an existing cloud keymap or press F1 to map controls and start playing smoothly.

Package Information & SHA-256 Checksum Verification

Verify the SHA-256 checksums below to confirm your download is authentic and unmodified.

Official Release v1.0.0

Package File	Platform	Format	SHA-256 Checksum & Quick Copy	Direct Download
`CastKey-Setup-1.0.0.exe`	Windows 10 / 11 x64	Inno Setup Installer	`a934e5cb7425c22b86b2a1ef...a762eb22`	Direct Download
`CastKey-Core-1.0.0.apk`	Android 8.0+ (API 26+)	Android Package (APK)	`7349b82551ad87b4b7ef571b...b5b87923`	Direct Download

CastKey-Setup-1.0.0.exe

Windows 10/11 x64

Format: Inno Setup Installer

SHA-256 Checksum:

                a934e5cb7425c22b86b2a1ef108c2aef15feb1223a5050166e78c552a762eb22
              

Direct Download

CastKey-Core-1.0.0.apk

Android 8.0+ APK

Format: Android Package (APK)