Best Audio Compressor Free Apps

250+ iOS apps curated and reviewed

4.5 avg rating
17 free apps
Updated August 2026

Audio Compressor is the household name in audio compressor free, but it's far from the only option. We track 250+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Audio Compressor Free Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Audio Compressor - MP3 ShrinkAudio Compressor - MP3 ShrinkFree4.6★ (238)NoYesAug 2026
2Audio Compressor: MP3 M4AAudio Compressor: MP3 M4AFreeNoYesJul 2026
3Audio Compressor: MP3 ReducerAudio Compressor: MP3 ReducerFreeYesNoMay 2026
4audio compressoraudio compressorFreeNoYesMay 2026
5Audio Compressor MP3 ConverterAudio Compressor MP3 ConverterFreeNoYesJun 2026
6MP3 Converter -Audio ExtractorMP3 Converter -Audio ExtractorFree4.7★ (47K)YesYesAug 2026
7Shrink Audio: Compress AudioShrink Audio: Compress AudioFree5.0★ (1)NoYesJul 2026
8AK476 - FET CompressorAK476 - FET Compressor$7.994.4★ (7)NoNoAug 2026

Top Picks for Audio Compressor Free

Audio Compressor: MP3 Reducer#3

Audio Compressor: MP3 Reducer by Suman Sharma

Compress MP3, M4A, AAC, WAV
Worth Considering
🔧 Utilities
0.0(0 ratings)
FreeAds
Audio Compressor: MP3 Reducer screenshot 1
Audio Compressor: MP3 Reducer screenshot 2
Audio Compressor: MP3 Reducer screenshot 3
Audio Compressor: MP3 Reducer screenshot 4

Easily reduce the size of audio files like MP3, M4A, AAC, and WAV without sacrificing quality. This app offers batch processing, preview options, and various compression settings to save space and share audio faster.

More Audio Compressor Free apps to explore

4
audio compressor
audio compressor
audio compressor
Mp3,shrink,compress,reducer
Free
🔧 Utilities
(0)
5
Audio Compressor MP3 Converter
Audio Compressor MP3 Converter
Audio Compressor MP3 Converter
Free - Reduce & Shrink MP3
Free
🎵 Music
(0)
6
MP3 Converter -Audio Extractor
MP3 Converter -Audio Extractor
MP3 Converter -Audio Extractor
Convert video file to ringtone
Free

This app transforms video files into MP3 audio, allowing you to listen to your favorite content offline. It offers a range of editing tools, including clippers, splicers, and denoising, to refine your audio. You can also set converted audio as ringtones and share files easily.

Convert video to MP3Fast and easy to useSupports multiple video/audio formats
🎵 Music
(47K)
free with in-app purchases
7
Shrink Audio: Compress Audio
Shrink Audio: Compress Audio
Shrink Audio: Compress Audio
Reduce Audio File Size
Free

Compress audio files quickly and efficiently on your device. Choose from multiple quality modes to balance file size and sound quality. Securely process files offline and share them easily via email or messaging apps.

Multiple quality modesSmart failsafeSize comparison
🔧 Utilities
(1)
freemium
8
AK476 - FET Compressor
AK476 - FET Compressor
AK476 - FET Compressor
The Legendary FET Compressor
$7.99

This audio effect plugin provides dynamic control for vocals, drums, and bass. It excels at taming fast transients and adding punch to tracks, with a dual-mono feature for enhanced bus control.

Fast attack timeWide release time rangeDual-mono mode
🎵 Music
(7)
paid
9
SoundLab - Audio Editor
SoundLab - Audio Editor
SoundLab - Audio Editor
audacity, mixer, music studio.
Free

This app provides desktop-grade audio editing tools on your mobile device. It features a multi-track editor with numerous effects, an AI vocal separator, and a robust audio recorder. It's designed for music and podcast creators needing a convenient, on-the-go solution.

16-track audio editorOver 20 audio effectsAI Vocal Separator
🎵 Music
(14K)
free with in-app purchases
10
Shrink Audio Size
Shrink Audio Size
Shrink Audio Size
Compress audio for sharing
$2.99
🔧 Utilities
(0)
11
Video & Audio Compressor
Video & Audio Compressor
Video & Audio Compressor
Reduce File Size Fast
Free
📷 Photo & Video
(0)
12
Audio Tools - Video to Mp3
Audio Tools - Video to Mp3
Audio Tools - Video to Mp3
Audio compressor and converter
Free
🔧 Utilities
(0)
13
Mix Bus Compressor
Mix Bus Compressor
Mix Bus Compressor
ultra-transparent plugin
$5.99

This audio plugin offers ultra-transparent compression with exceptionally low harmonic distortion. Its unique design provides immediate response without adding latency or phase distortion, making it ideal for real-time audio processing. The scalable interface ensures a clear visual experience on all iOS devices.

Ultra-low harmonic distortionUnique envelope followerImmediate response time
🎵 Music
(8)
paid
14
Audio Compressor - Shrink MP3
Audio Compressor - Shrink MP3
Audio Compressor - Shrink MP3
Reduce MP3 Without low Quality
Free

Easily reduce the size of your audio files without compromising sound quality. This app is ideal for compressing music, podcasts, and voice recordings for efficient sharing and storage.

Compress MP3 instantlyFast audio file reductionAdjustable bitrate and quality
🔧 Utilities
(1)
free with in-app purchases
15
Compress AI: Anything File
Compress AI: Anything File
Compress AI: Anything File
Smart File Compression Tool
Free
🔧 Utilities
(0)
16
Audio Elements: Sound Editor
Audio Elements: Sound Editor
Audio Elements: Sound Editor
Record, Mix & Add Effects
Free

This app offers a professional multi-track audio editor and real-time effect processor. Create, record, mix, and master audio with advanced tools and a variety of effects, all from your mobile device.

Multi-track recording and editingReal-time audio effects and live monitoringAdvanced mixing tools
🎵 Music
(2)
free
17
SnapSlim - File Compressor
SnapSlim - File Compressor
SnapSlim - File Compressor
Shrink Photos, Not Quality
Free
📷 Photo & Video
(0)
18
Video Compressor : Reduce MB
Video Compressor : Reduce MB
Video Compressor : Reduce MB
Reduce Video & Audio Size
Free
📷 Photo & Video
(0)
19
Compress Video App
Compress Video App
Compress Video App
Video Compress, video to M4A
Free

Easily reduce the storage space of your videos by over 80%. This app allows you to adjust compression settings, extract audio, and offers a user-friendly interface for efficient video management.

Compress video with adjustable settingsExtract audio from videosSave over 80% storage space
📊 Productivity
(1)
free with in-app purchases
20
Video Compressor, Image Resize
Video Compressor, Image Resize
Video Compressor, Image Resize
Reduce Photo & File Size
Free
📷 Photo & Video
(0)

FAQ about Audio Compressor Free

What are the best audio compressor free apps for iPhone?
Audio Compressor - MP3 Shrink tops our audio compressor free apps ranking as of August 2026, with a 4.6-star average from 238 App Store ratings, and it's free to download.
Audio Compressor - MP3 Shrink has no ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 250+ audio compressor free apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
Audio Compressor is designed to help iOS users reduce the file size of their audio collections. It uses advanced compression technology to significantly decrease audio file sizes while aiming to preserve sound quality.
The app works by intelligently tweaking the bitrate of audio files and removing unnecessary metadata. This process allows for a great reduction in file size while maintaining exceptional audio fidelity.