Audio Hijack is described as 'Capture any audio with precision. Compatible with macOS, Audio Hijack records from apps and devices, offers real-time monitoring, and customizable effects' and is a popular Audio Recorder in the audio & music category. There are more than 25 alternatives to Audio Hijack for a variety of platforms, including Windows, Mac, Linux, Web-based and Android apps. The best Audio Hijack alternative is Equalizer APO, which is both free and Open Source. Other great apps like Audio Hijack are VB-Audio VoiceMeeter, MixDesk X, AudioMass and Wavacity.
Equalizer APO is a parametric / graphic equalizer for Windows. It is implemented as an Audio Processing Object (APO) for the system effect infrastructure introduced with Windows Vista.
Germany
EU
Voicemeeter is Audio Mixer Application endowed with Virtual Audio Device used as Virtual I/O to mix and manage any audio sources from or to any audio devices or applications.
FranceEU
Multi-device audio mixing software for Mac and Windows captures system or application sound, routes up to 16 stereo outputs with per-channel EQ, real-time analyzer, Auto-EQ, CLAP plugin support, per-bus delay, safety limiter, and recallable routing presets.
GermanyEU
AudioMass lets you record, or use your existing audio tracks, and modify them by trimming, cutting, pasting or applying a plethora of effects, from compression and paragraphic equalizers to reverb, delay and distortion fx.
Wavacity is derived from the open source Audacity and modified to run in the web browser.
United States
Record system audio on macOS — appears as a virtual input device in any app and as a VST3/AU plugin in any DAW. One-time purchase, no subscription.
CroatiaEU
Recordia lets you record audio directly from the menu bar or with a global keyboard shortcut.
Norway
Total Recorder is a multi-purpose audio and video recording software program with a wide variety of editing and sound processing capabilities.
United States
Sound Siphon is a software package that makes your Mac’s audio output available as an audio input device. It enables you to send audio from one application to another where it can be processed, streamed, or recorded.
United States
Sneedacity (named after Sneed's Feed and Seed from The Simpsons episode, "E-I-E-I-D'oh") is a free (libre), open source, and privacy-respecting audio recording and editing suite forked from Audacity.
Detailed 10-band equalizer with dedicated bass boost, advanced volume enhancement without distortion, audio limiter, custom and genre presets, and intuitive Material Design UI, compatible with music, streaming, gaming, and all audio devices for consistent sound.
India
MIXLINE is an audio mixing software that performs audio routing, mixing, and streaming. All bundled into a beautiful User Interface!.
Switzerland
