Incredible Audio, Incredibly Easy

Professional and easy to use sound mixer to control your production without extra equipment all from your mac.

Audio solution for content creators including presentations, streamers, podcasters and musicians.

Requires macOS 10.14 or newer


All Your Audio, Connected

Take your audio content to the next level with the All-in-One, Cable-Free Audio Mixer for Mac.

Designed specifically for content creators, this powerful mixing board makes it easy to route, process, record, and stream your audio tracks all through one convenient, cable-free device.

With its sleek design and advanced features, this mixer is the perfect addition to any content creator’s toolkit. Upgrade your audio game and elevate your content with the All-in-One, Cable-Free Audio Mixer for Mac.

GCC for your internet radio station

Manage the audio for your radio station in a few easy steps.

With GroundControl Caster you can take your radio show to the next level creating quality and perfect audio every time. Control the output for each host and DJ with a simple hit of a few buttons. Get engaging, fun, and unique sound effects to use in your show. 

GCC for podcasters

Create and stream easily. CASTER takes care of all the audio routing, mixing, and recording for you.

Create, record, and live stream easily. Caster takes care of all the audio routing, mixing, recording, and production for you. Create high-quality audio and sound for your interviews and podcasts every time.

Podcast and streaming virtual audio mixer

GCC for streamers

Stream your gaming. Blend your voice and your game’s audio while adding your favorite effects all in one control box.

No matter what you are live streaming whether you are gaming, podcasting, producing a live show, educating, or engaging with your audience. You can blend your voice and your live stream audio while adding your favorite effects with sound bites all in one control box straight from your mac. Continue to multi-stream and sound amazing while doing it.

GCC for presentations

Manage all audio sources in one controller. CASTER makes your voice sound like in a studio.

Manage all audio sources in one controller. CASTER makes your voice sound like in a studio. Create the perfect training or webinar with every presenter or guest sounding perfect. No more unequal voices or mic overpowering each other. While you create a high-quality presentation CASTER creates a high-quality audio output.

GroundControl Caster with Zoom

CASTER main features

Play live sounds

Unleash the full potential of your live streams, gaming, or chats with our Soundboard track. With its versatile features, you can instantly play a variety of sounds, including intros, audio memes, sound effects, alerts, music, and more. You can choose from 20 built-in sound effects or add your own samples to customize your experience. Whether you’re creating backing tracks, podcasting, streaming, or even participating in video conference calls or casual calls, our Soundboard track is the ultimate tool to enhance your audio experience.

Unlock the power of high-quality audio recording with CASTER. Download the software for free and start recording immediately on your Mac’s local drive.

Easily capture your microphone, individual or multiple application’s audio, external audio inputs, or even your entire system’s sound. Record Zoom sessions, Skype meetings, live gaming, or any audio input and output of your Mac with just one click. Start recording professional-quality audio with CASTER today.

Get the best sound quality from any audio device with CASTER. Our advanced audio mixer allows you to connect up to 6 audio devices and microphones of any kind and brand, including USB and XLR. Supporting all types of microphones, headsets, headphones, and audio interfaces, CASTER eliminates the need for additional software or external devices for an effortless and seamless audio experience.

Bring your audio processing to life with CASTER, designed to make the experience easy and enjoyable for all. Whether you’re a beginner or an expert, you can take advantage of our vast collection of iOS and external plug-ins, curated and sorted for your convenience.

Easily insert plug-ins into individual tracks on CASTER and make magical changes with just a few clicks. Transform your voice to sound like a radio broadcaster or use voice modifier plug-ins to sound like a robot, monster, or whatever you desire.

Experience the ultimate audio processing with the ability to use up to three different effects simultaneously, including Equalizer, Compressor, Expander/Gate, Reverb, Chorus and many more.

GroundControl Caster Live Dark mode

– Voice Changer

CASTER allows you to add real-time voice changing and customized sound effects to every game and communication desktop apps, including but not limited to Discord, ZOOM, Google Meet, and Minecraft.

– Voice Purity

Remove all background noises to produce studio-quality sound without going to an actual recording studio.
Exceptional high-fidelity noise reduction for vocals.
Super fast results: clean your vocals with turning only one knob in real-time.
Powered by a groundbreaking artificial neural networks technology.
Excellent noise reduction solution for content creators.

– Voice Radio

It only takes a few seconds to enhance your voice and turn it into a powerful radio-ready track.

CASTER separates the audio output of each application running on your Mac. This feature allows you to choose and independently send each separated audio track to OBS or your DAW (separately into OBS). Use GroundControl virtual audio devices, or create virtual devices yourself and use them as virtual cables to route audio between applications (virtual devices).

Combine various audio sources: applications, microphones, audio interfaces and more.

Mix your audio tracks in only a few simple steps: add your input, set the levels, and insert your plug-ins, such as EQ and special sound effects.

Stream to your favorite streaming app, including Twitch, OBS, StreamLabs, Zoom, and FaceTime, and enjoy listening to your mix using your headphones.

GroundControl Caster MIDI control

CASTER is compatible with all of your audio devices. Choose and use any gear to control and produce audio: MIDI controller, Stream Deck, knobs, faders, buttons, computer keyboard. CASTER brings them all together and provides the most user-friendly cable-free virtual audio mixer.