SoundSource

SoundSource is a macOS application that allows you to manage system audio. It controls the volume and output devices for individual applications. It applies an equalizer and audio effects to any sound on your Mac. It adjusts system audio device settings and levels instantly from the menu bar.

★★★★★

4.0(1 ratings)

• Per-application volume control. Adjusts volume levels for each application in one place. Modifies the volume of a specific application without affecting other audio sources. Sets different levels for simultaneous applications. Mutes individual applications while keeping the audio of others active.
• Per-application output redirection. Directs the audio of specific applications to different output devices. Plays music on external speakers while system audio uses the internal output. Selects different audio devices for each running application.
• Per-application audio effects. Applies individual audio processing to specific applications. Uses the built-in 10-band equalizer to adjust frequency response. Adds audio units for additional effects on selected applications.
• System audio configuration. Controls parameters of system audio devices from the menu bar. Adjusts output volume, input levels, balance, and sample rate. Modifies sound effects devices without opening system preferences.
• System-wide audio effects. Applies audio processing to the entire system output. Uses global equalization with the built-in 10-band equalizer. Implements advanced audio units for complete sound processing.
• Enhanced volume keys. Enables keyboard volume control for HDMI and DisplayPort devices. Allows the use of standard volume keys with outputs that normally do not support them. Maintains consistent functionality across different types of audio devices.
• Menu bar access. Provides an accessible interface from the system menu bar. Accesses audio controls with a single click. Configures global keyboard shortcuts for quick opening.
• Floating window. Keeps the SoundSource interface visible above other windows. Allows frequent adjustments without needing to repeatedly access the menu. Provides instant access to controls during audio work.
• Headphone equalization. Offers specific equalization profiles for different headphone models. Optimizes frequency response according to the device's acoustic characteristics. Includes pre-configured settings for thousands of headphone models.
• Magic Boost 2. Improves the audio quality of small speakers through digital processing. Increases bass perception and clarity in limited audio systems. Processes the signal to compensate for physical limitations of audio hardware.
• Audio level monitor. Displays real-time audio levels for active applications. Visualizes waveforms and level measurements for each audio source. Provides information on peaks and RMS during playback.
• Effect presets. Stores effect configurations as reusable presets. Quickly switches between different equalization and processing settings. Applies predefined effect sets to applications or the system.
• Input device control. Manages audio input sources in addition to outputs. Selects different input devices for specific applications. Adjusts microphone levels and other input sources.

SoundSource was developed by Rogue Amoeba. The company specializes in audio software for macOS. Development began in 2017 as an evolution of previous audio tools. Rogue Amoeba was founded in 2002 and is based in New York. The program is written in Objective-C and uses macOS audio frameworks. Rogue Amoeba maintains other audio applications including Audio Hijack and Loopback.

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