AUM vs iMPC Pro 2
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AUM
This app is a versatile audio mixer, recorder, and connection hub for mobile devices. It allows users to connect various audio sources, route signals, apply effects, and record mixes with high fidelity. It supports advanced features like MIDI control, synchronization, and integration with other audio apps and hardware.
- Connect hardware inputs/outputs
- Route audio and MIDI
- Host Audio Unit extensions
- Record mixes and individual tracks
- Synchronize with Ableton Link
- Built-in processing nodes
- MIDI control and routing
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AUM is the flexible audio mixer, recorder, and connection hub for your iPad, iPhone and iPod touch. Connect hardware inputs and outputs, Audio Unit extensions, Inter-App Audio apps, Audiobus, soundfile players, built-in signal processing and filters, in any configuration you want. Route anything to anywhere with mix-busses, effect sends, audiobus ports, and external multi-channel audio interfaces. Play hosted synths and instruments using the built-in keyboard or external MIDI controllers, or sequence them with AU MIDI plugins or from other apps using Virtual MIDI. Record mixes, individual tracks, or both, straight into the storage space of AudioShare (no copying of files needed), with synchronized start and end for perfect loops. Play back recordings, soundfiles and loops as channel sources in the mixer for backing tracks, further processing or mixing. Soundfiles can be opened from anywhere, including USB drives on iOS 13 and later. Route and filter MIDI in any way you like using the MIDI matrix. Combine and filter MIDI endpoints using MIDI buses. Synchronize everything with the transport clock and play in time with other apps or devices using Ableton Link. Connect external music machines and synchronize them with MIDI Clock. Includes built-in processing nodes for various stereo processing, Mid/Side balance and conversion, EQs and filters, limiting, clipping and saturation. Or use any 3rd party Audio Unit extension or Inter-App Audio effect. All controls in the mixer can be controlled via MIDI, including parameters of hosted and built-in plugins. "A brilliant idea that has been brilliantly executed. Top-notch technical stuff and highly recommended" - MusicAppBlog "Feature rich, powerful, intuitive, and simple to use" - DubSpot "Executes live mixing with surprising ease, with a load of extensive features under the hood, quick snappy response on the screen and audio" - AudioNewsRoom FEATURES • High quality audio up to 32-bit 192kHz • Clean and intuitive user interface with crisp vector graphics • Unlimited number of channels • Unlimited number of effect slots • Inserts and sends are configurable pre/post-fader • Internal busses for mixing, effect sends, signal splitting • Supports multi-channel audio interfaces for both inputs and outputs • Supports built-in speaker and mic, including stereo mic on devices that has it. • Supports Audio Unit extensions, Inter-App Audio and Audiobus • Route MIDI output from Audio Unit extensions • Supports Audio Unit multiple output and input busses (for side-chaining etc) • Highly accurate transport clock • Metronome with selectable output and optional pre-roll • Sends host sync to Audio Unit plugins and IAA apps • Play in time with Ableton Link, with Start/Stop support • Slave external hardware via MIDI Clock • FilePlayer with sync and looping with access to all your soundfiles • Records straight into AudioShare storage space • Record synchronized beat-perfect loops • Built-in nodes for stereo processing, filtering and dynamics • Latency compensation makes everything align at the outputs • Optional manual compensation using TimeOffset • Multiple Inter-App Audio / Audiobus output ports • Audiobus state saving • Built-in MIDI keyboard • Fully MIDI controllable • MIDI Matrix for routing MIDI anywhere • MIDI filtering for any MIDI destination • Combine MIDI sources or destinations using MIDI buses BUILT-IN SIGNAL PROCESSING • Stereo balance • Stereo to mono • Stereo panning • Mid/Side balance • Mid/Side - Stereo convert • Invert Phase • Parametric EQ • Low-shelf filter • High-shelf filter • Low-pass resonant filter • High-pass resonant filter • LP/HP combo filter • First order All-pass filter • Second order All-pass filter • Gain • Hard clip • Saturation • Lookahead peak limiter • System-provided Apple Audio Units
iMPC Pro 2
This app is a comprehensive music creation tool that combines a powerful sampler and beatmaker with advanced features for vocal tracks and Audio Units integration. It allows for real-time audio manipulation, flexible song sequencing, and offers a vast library of sound kits and packs to enhance your productions.
- Audio track recording and real-time manipulation
- Audio Units instrument integration
- Advanced song sequencing and mixing
- Extensive sound kits and free sound packs
- Multi-touch audio clip editing
- Tutorial series for music production
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iMPC Pro 2 fuses innovative song creation with the iconic MPC workflow. iMPC Pro gave us a powerful sampler and beatmaker, and now iMPC Pro 2 has evolved into a full fledged song creation tool with the addition of vocal tracks, Audio Units integration, a sleek new design and tons of new features! AUDIO TRACKS: Within the audio tracks, you can time warp, pitch shift, and rearrange your audio clips in real time. The sophistication of real time manipulation is captured in a simple workflow and sleek interface. You can choose from multiple input sources to record, including external mic channels, hardware audio interfaces, and IAA. Import existing projects from iMPC Pro and add your vocal tracks easily. AUDIO UNIT TRACKS: You can now load any Audio Units instrument into an Audio Unit Track! Control your AU instrument with a classic piano keyboard interface and an iMPC interface with note variation, Flux Link, Note Repeat, 16 Levels, and more. The app also features an improvement to the workflow for song creation. Song sequencing is faster, more powerful, and more flexible, so you have complete creative control. 100% NEW SOUND KIT AND MORE: Designed exclusively for iMPC Pro 2, these kits cover some of the most iconic and cutting-edge beat genres available, from producers including ADSR, Rawcutz, SampleTools by Cr2, Niche Audio, and Sample Magic. Each kit includes 16 Hi Quality samples featuring sounds from 808’s to melodic hits and stabs, designed for the best user experience possible. iMPC Pro 2 also comes with 5 additional Sound Packs for FREE (valued at $35). Grab these packs in the AudioCopy Content Store: Essential Club Collection, Classic Cuts, Dub 2 DnB, Melodic Collection, and The Diploma! You can use them in hundreds of AudioCopy compatible apps (including iMPC and iMPC Pro). iMPC UNIVERSITY: Unlock producer secrets and learn how to become a full fledged song creator with this tutorial series. iMPCU unlocks one course per day and gives you the tools you need to take your music to the next level. Fun for both new and experienced users, iMPC Pro 2 offers an expansive dive into the world of beatmaking and song editing through these courses. We’re excited for you to try it! FEATURES: Audio Tracks: - Record from built in mic, external mics, audio interfaces, instruments, etc. - Record from Inter App Audio Apps - Warp Tracks and Clips to match tempo - Access several quick editing features on Audio Clips (Pitch shift, Time Stretch, Amplify, Crop, Split, Duplicate) - Drag to arrange Audio Clips, snap them to an adjustable grid setting - Advanced waveform editing AudioUnit integration: - Audio Unit tweak mode with full keyboard support (including 2 dozen scale modes from Chromatic to Blues to Aeolian) --- - 100% New Sound Set, with 5 additional free Sound Packs - Sample sounds from Spotify - 64 Track Mixer with EQ and 4 FX sends (Reverb, Delay, Chorus/Flange, and one Inter App Audio Effect) - Chop-shop provides intuitive multi-touch editing, trimming, auditioning, splicing, splicing and processing samples - Tracks View shows an overview of all the tracks in your song - 16 Levels mode with attack, velocity, length, and tuning settings for quickly creating variations of sounds - Live Sequence queuing for real-time performance and playback - Time correct: 1/8 note - 1/32T with variable swing - MPC Note Repeat featuring 1/8 note - 1/32T timing with latch - IAA and Ableton Link support - Share beats and songs seamlessly to YouTube - 4 Mute Groups and custom-designed envelopes for all pads - AudioCopy and AudioPaste support - Improved integration and support for iMPC Pro Packs and other Sound Packs from the AudioCopy Content Store - Expert MIDI support including multiple maps and more - New Song Arrangement workflow and integrated Song Mode makes song creation easier than ever Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is review sentiment: AUM at 82% against iMPC Pro 2's 34%. AUM also leads on rating (4.7 vs 4.4) and chart position (#74 vs unranked). On price, ratings volume, update cadence and ads 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
AUM costs $24.99 and iMPC Pro 2 $24.99 up front. AUM sells 4 one-off in-app purchases and iMPC Pro 2 sells 4 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.
AUM holds the better App Store score, 4.7 against 4.4. Both are backed by a comparable volume of ratings — 535 and 1.1K respectively. Written reviews point the same way: 82% of AUM's written reviews are positive against 34% of iMPC Pro 2's.
AUM ships an update every 3 months, iMPC Pro 2 every 5 months. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.
| Parameter | AUM | iMPC Pro 2 |
|---|---|---|
| Price | $24.99 | $24.99 |
| Rating | 4.7 (535 ratings) — better | 4.4 (1.1K ratings) |
| Positive reviews | 81.9% of reviews — better | 34.2% of reviews |
| Number of ratings | 535 | 1.1K — better |
| Update frequency | Every 3 months — better | Every 5 months |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | #74 — better | — |
| Devices | iPhone, iPad, iPod — better | iPad |
| Requires iOS | 12.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 13 MB | 328 MB |
| Age rating | 4+ | 4+ |
| Developer | Kymatica AB | Akai Professional |
Customer experience
AUM
iMPC Pro 2
User reviews
AUM
From 535 App Store ratingsWhat we love
- 👍 Excellent audio routing and mixing capabilities
- 🚀 Powerful and flexible workflow
- 💡 Seamless integration with AUv3 and IAA apps
- 👍 Intuitive and clean user interface
- 👍 Reliable and stable performance
Room to improve
- 🐛 Occasional crashes or stability issues
- 💡 Lack of MIDI clock sync receive functionality
- 💡 Limited visual customization options (e.g. channel sizes)
- 🐛 Compatibility issues with some hardware interfaces
iMPC Pro 2
From 1.1K App Store ratingsWhat we love
- 🚀 Great workflow
- 👍 Powerful features
- 🔥 Awesome sound quality
- 💡 Spotify sampling
- 🎨 Attractive interface
Room to improve
- 🐛 Frequent crashes
- 🔍 Difficult to import own samples
- 🤔 Confusing UI elements
- 🔇 Lack of metronome in playback
- 🔌 Compatibility issues with controllers
Bugs and requests
AUM
Reported bugs
3 issues- Crashes or freezes when using certain plugin combinations
- Compatibility issues with iOS 15 and newer
- Inconsistent MIDI transport controls
Requested features
4 requests- Add MIDI clock sync receive capability
- Implement a timeline/sequencer view
- Provide more visual customization options
- Improve support for external hardware integration
iMPC Pro 2
Reported bugs
4 issues- Audio track recording issues
- Disappearing samples and projects
- Unstable performance on iPad Pro
- Exporting problems with static and glitches
Requested features
5 requests- Ability to customize pad sizes
- Per-track effects and EQ
- Improved MIDI support
- Seamless project transfer from previous versions
- Expanded file management options
In-app purchases
AUM
- Small Tip$0.99
- Medium Tip$1.99
- Large Tip$4.99
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- Huge Tip$9.99
iMPC Pro 2
- Producer Subscription (Monthly)$7.991 Month
- iMPC Pro Professional Subscription$9.991 Month
- Producer Subscription (Annual)$69.991 Year
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- Professional Subscription (Annual)$79.991 Year









