CastSound - Speaker, Mic & Cam
All-in-One PC Peripherals
Free · In‑App Purchases · Designed for iPad. Not verified for macOS.
Turn your phone into complete PC peripherals: Speaker, Mic & Webcam simultaneously. Ultra-low latency (under 10ms USB, ~15ms Wi-Fi).
CastSound — the wireless speaker, microphone and webcam app that connects your iPhone to your Mac or Linux PC. Stream audio and camera between your iPhone and computer with ultra-low latency, no cable, no Bluetooth pairing.
WIRELESS SPEAKER FOR MAC & LINUX
Stream any audio from your Mac or Linux PC to your iPhone over WiFi: music, movies, games, browser tabs, system sounds — if your computer plays it, your iPhone plays it. Walk around your home, garden or office while your desktop audio follows you.
WIRELESS MICROPHONE
Use your iPhone as a crystal-clear microphone for your Mac or Linux machine — perfect for video calls, meetings, Discord and gaming. Your voice streams to your computer in real time with echo cancellation.
IPHONE AS WEBCAM — NEW
Turn your iPhone camera into a high-quality wireless webcam for your Mac or Linux PC. Works with Zoom, Google Meet, Teams, OBS and any app that sees a camera. One tap starts video right alongside your audio.
Why CastSound?
• Ultra-low latency: under 10ms over USB tethering/cable, ~15ms average over Wi-Fi
• Speaker, microphone and webcam work at the same time on one single connection
• Complete PC peripherals: replaces external desk speakers, headset microphones and webcams
• Native macOS CoreAudio & Linux PipeWire support — zero extra driver setup
• Automatic discovery of your Mac or Linux PC on your Wi-Fi network
• Background playback: use other apps while listening to your computer
• Volume, mute and mic gain control right from your iPhone
Everyday uses:
• Turn your iPhone into complete hardware peripherals for Mac mini or Linux desktop
• Pair your iPhone with a Mac or Linux PC as an ultra-low latency gaming audio & mic bridge
• Listen to music from your Mac anywhere in the house — just grab your iPhone and go
• Watch movies in bed with your iPhone's headphones while the video plays on your computer
• Replace a broken Mac or laptop microphone with the iPhone you already own
• Stream phone camera as a crisp webcam for Zoom, Meet, Teams and Discord calls
• Let the kids listen to their shows on their iPhone while you keep working
Choose Wi-Fi for wireless freedom around the room, or USB tethering for ultra-low latency (under 10ms) when gaming or on calls.
Download CastSound now — the modern way to stream audio, microphone and camera between your iPhone and your Mac or Linux computer.
Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Terms of Service: https://castsound.app/terms
Privacy Policy: https://castsound.app/privacy
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
Turn your phone camera into a high-quality wireless webcam
The developer, Trang Nguyen, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Linked to You
The following data may be collected and linked to your identity:
- Contact Info
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Identifiers
- Usage Data
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Trang Nguyen
- Size
- 72 MB
- Category
- Music
- Compatibility
Requires iOS 15.0 or later.
- iPhone
Requires iOS 15.0 or later. - iPad
Requires iPadOS 15.0 or later. - iPod touch
Requires iOS 15.0 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- Contains
Advertising
- In-App Purchases
Yes
- CastSound Lifetime $14.99
- Yearly $29.99
- Monthly $6.99
- Weekly $2.99
- Copyright
- © 2026 Devculi