Comparison

MixMaster A/B vs PocketMaster Audio Mastering

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

MixMaster A/B

This app allows users to instantly compare two audio files side-by-side with synchronized playback and visual feedback. It's designed for music producers, audio engineers, and audiophiles to make critical listening decisions with precision.

Highlights
  • Instant A/B audio file switching
  • Synchronized playback
  • Waveform visualization
  • Real-time spectrum analyzer
  • Loop regions for focused listening
  • Support for common audio formats
Features
Read full description

COMPARE AUDIO FILES LIKE A PRO MixMaster A/B is the essential tool for anyone who needs to compare audio files with precision and confidence. Whether you're a music producer evaluating different mixes, an audio engineer comparing masters, or an audiophile testing file formats, MixMaster A/B gives you the tools to hear every difference. INSTANT A/B SWITCHING The heart of MixMaster A/B is its seamless switching between two audio files. Load your files, hit play, and toggle between A and B instantly—no interruption, no delay, perfectly synchronized. This is how professionals make critical listening decisions. VISUAL FEEDBACK • Waveform Visualization: See the amplitude and dynamics of both files at a glance • Real-time Spectrum Analyzer: Watch the frequency content as your audio plays • Side-by-side Comparison: Visual confirmation of what your ears are hearing PRECISION PLAYBACK CONTROLS • Loop Regions: Focus on specific sections that matter most • Synchronized Playback: Both files stay perfectly in sync when switching • Instant Toggle: Switch between A and B with a single tap • Pause, Play, Repeat: Full control over your listening session PERFECT FOR: Music Producers • Compare different mix versions • Evaluate mastering changes • Test compression and EQ settings • Make confident final decisions Audio Engineers • Compare before/after processing • Evaluate different mastering approaches • Test format conversions • Quality control checks Audiophiles • Compare file formats (MP3 vs. FLAC vs. WAV) • Test different rips or sources • Evaluate audio quality • Settle debates with data Content Creators • Compare audio edits • Test different export settings • Evaluate noise reduction • Choose the best take WHY MIXMASTER A/B? Traditional audio comparison means switching between apps, losing your place, and relying on memory. MixMaster A/B eliminates the guesswork with instant, synchronized switching and visual feedback. You'll hear differences you never noticed before. SIMPLE, FOCUSED, POWERFUL We built MixMaster A/B to do one thing exceptionally well: compare audio files. No bloated features, no complicated workflows—just load two files and start comparing. The interface is optimized for one-handed use in portrait mode, perfect for quick comparisons on the go. SUPPORTED FORMATS • MP3 • M4A / AAC • WAV • AIFF • And other common audio formats PRIVACY FIRST • All processing happens on your device • No audio files uploaded to servers • Your audio stays private NOW COMPLETELY FREE! PROFESSIONAL RESULTS, MOBILE CONVENIENCE Whether you're in the studio, at home, or on the go, MixMaster A/B gives you professional-grade A/B comparison in your pocket. Make better decisions, hear more detail, and trust your ears. Download MixMaster A/B today and discover what you've been missing.

About

PocketMaster Audio Mastering

Features
Read full description

Give your track its finishing touch — right on your iPhone or iPad. PocketMaster by PolishMyTrack analyses your audio, builds a mastering direction from its tone, dynamics and loudness, and lets you compare the result with your original. Your audio is processed on your device, with no audio uploads for analysis or mastering. Made for music you record or produce. START WITH YOUR TRACK Import a finished mix from Files. Smart Auto uses measurements from your track to set a starting direction. Choose a different mastering style or adjust the controls to make it your own. HEAR THE DIFFERENCE Switch between Original and Mastered. Turn on Level matched to compare tone and space at comparable listening levels, so extra volume does not dominate your decision. SEE WHAT CHANGED Explore loudness, true peak, dynamics and analysis findings in your Master Report. Understand the result as well as hear it. YOUR PORTABLE MASTERING DESK The Premium Mastering Desk puts waveform, measurements and touch controls together. On iPhone Duo, tabletop pose places visuals above the fold and controls below; book pose places them side by side. Native navigation and sheets adapt as you fold, rotate or use Split View. iPad has portrait and landscape workspaces. Premium features, including the Desk and Release Queue, require an in-app purchase. BRING A RELEASE TOGETHER Use Release Queue to work through several tracks with a shared mastering direction and individual adjustments where needed. SAVE A NEW MASTER Export to formats including 16-bit WAV, 24-bit WAV and FLAC, then save or share using iOS. Your original file stays unchanged. TRY THE SOUND Listen to the built-in “Hear the polish” example at any time. Import a track, choose a mastering direction, compare the result and save a new master. Audio analysis, mastering and export stay on your device. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://polishmytrack.com/privacy

Screenshots

MixMaster A/B1 screens
PocketMaster Audio Mastering4 screens

Verdict

The call

The clearest difference is ads: PocketMaster Audio Mastering at none against MixMaster A/B's shown. PocketMaster Audio Mastering also leads on update cadence (every 2 days vs every 6 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. MixMaster A/B sells 1 one-off in-app purchase and PocketMaster Audio Mastering sells 2 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

MixMaster A/B ships an update every 6 weeks, PocketMaster Audio Mastering every 2 days. The most recent releases landed on October 30, 2026 and November 6, 2026 respectively.

Scorecard2 real differences · 8 level
MixMaster A/B versus PocketMaster Audio Mastering: the parameters behind the verdict, then further details
ParameterMixMaster A/BPocketMaster Audio Mastering
PriceFreeFree
Rating4.2 (5 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings5 — better—
Update frequencyEvery 6 weeksEvery 2 days — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationAd-supported—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.0 — better15.0
Further details — not scored
Size30 MB38 MB
Age rating4+4+
DeveloperNicholas McLarenNICLAS FREDRIKSSON

In-app purchases

1 purchases

MixMaster A/B

One-time1
  • Remove Ads$12.99
2 purchases

PocketMaster Audio Mastering

Subscriptions1
  • Premium Monthly$6.991 Month
One-time1
  • Premium Lifetime$39.99

Questions

Is MixMaster A/B free?
MixMaster A/B is free to download, with in-app purchases available.
Is PocketMaster Audio Mastering free?
PocketMaster Audio Mastering is free to download, with in-app purchases available.
Do MixMaster A/B or PocketMaster Audio Mastering have ads?
MixMaster A/B shows ads; PocketMaster Audio Mastering does not.
Which is updated more often, MixMaster A/B or PocketMaster Audio Mastering?
MixMaster A/B ships an update every 6 weeks, and PocketMaster Audio Mastering every 2 days. Most recently, MixMaster A/B was updated on October 30, 2026 and PocketMaster Audio Mastering on November 6, 2026.

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