This audio effect plugin visualizes sound in real-time for music production apps. It syncs waveforms with your host app and utilizes the GPU for efficient, low-CPU performance.
3.7(3 ratings)
Free
Best apps like WU: AUDynamicsProcessor
20+ similar apps compared and reviewed
4.6 avg rating
6 free apps
Updated August 2026
WU is great, but it's not the only option. Explore 20+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.
Top Alternatives to WU
5.0(1 ratings)
Free
This audio analysis tool visualizes the stereo image of sound recordings. It helps users analyze and adjust stereo width, balance, and phase relationships by displaying channel information.
3.7(6 ratings)
Free
Visualize audio spectrums in real-time with this Audio Unit Plugin. Analyze audio for music production, speech, or noise reduction. Compatible with various host apps and syncs with your project.
More apps like WU
4
TTAP : delay gone deep
by K-Devices
$5.99
This audio effect app provides versatile delay sounds, from classic tape echoes to experimental textures. It offers dual buffers with extensive shaping, glitchy repeats, and intuitive visual feedback for creative sound design.
Dual delay buffersTape and digital inspired effectsGlitchy and experimental repeats
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paid5
Multiband Correl for Logic Pro
Auv3 Plugin for iOS and macOS
Free
This audio plugin measures the phase relationship between different frequency bands of an audio signal. It's ideal for stereo imaging and aligning multi-mic recordings with precise phase measurements across various frequencies.
Multi-band correlation meteringStereo imaging analysisPhase alignment for multi-mic recordings
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free6
RRS Fuse Stereo Image
Stereo Width by Red Rock Sound
Free
This audio plug-in allows music producers to manipulate the stereo width of their mixes. It offers controls for adjusting the side signal, adding depth effects, and auditioning stereo components. Requires an AUv3-compatible host app.
Adjust stereo width with WIDTH controlAdd depth effects with SPACE circuitTweak frequency cut-off with SHUFFLE
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free with in-app purchases7
AUSH
Audio Unit Sequencer Host
$3.99
Create music and beats anywhere with this audio sequencer that supports AUv3 plugins. Build songs using patterns and scenes, and utilize the included synthesizer and effects to get started.
AUv3 Audio Unit Plugin SupportPattern and Scene Based SequencingUnlimited Tracks and Effects
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(6)
paid8
ChowCentaur
Guitar distortion effect
Free
This audio plugin emulates the Klon Centaur guitar pedal, offering two distinct sound modes: traditional circuit modeling and a neural network approach. It provides essential controls like bypass and three parameter knobs, integrating seamlessly with music production apps.
Klon Centaur emulationTraditional circuit modelingRecurrent neural network mode
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free9
AU3FX:Push
AUv3 stereo dynamics processor
$6.99
This audio effect plugin offers a versatile stereo dynamics processor with a noise gate, compressor/expander, and limiter. Achieve subtle compression, extreme pumping, or maximum loudness with its highly tweakable controls and high-quality DSP.
Noise gateCompressor/expander with side-chainLimiter/clipper
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VAPoly
Polyphonic Synthesizer
$5.99
$14.99 | 60% OFF
This virtual analog synthesizer offers 8-voice polyphony with built-in effects, a sequencer, and parameter automation. It functions as a standalone app or an Audio Unit Extension, supporting iCloud Drive and various MIDI and audio export options.
Virtual analog 8-voice polyphonyBuilt-in effects (delay, chorus, reverb, etc.)16-bar sequencer with parameter automation
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(15)
paid