Audio Unit Player vs Riffer Madness
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Audio Unit Player
This music player allows real-time audio processing including time stretching, pitch shifting, and equalization. It functions as an AUv3 host and supports A-B loop playback, center cancel, and background audio. Import audio files from other apps for practice or performance.
- Real-time time stretch (0.5-2.0x speed)
- Real-time pitch shift (-1 to +1 octave)
- 31-band equalizer with presets
- Adjustable reverb with presets
- AUv3 host functionality
- A-B loop playback
- Audio file import from other apps
Read full descriptionHide full description
This app is a music player that can process the following effects in real time. - Time stretch (0.5-2.0 double speed) - Pitch shift (-1 ~ +1 octave) - 31 band equalizer - Reverb - AUv3 (Audio Unit v3) host [Use cases] - Karaoke's training. (Can be changed speed units of 10%, pitch shift in semitones easily) - Can playback at reduced tempo to copy phrase for guitar or bass, the keyboard instrument. - Can playback by changing the pitch to play by changing the key in the band performance (Developer himself has experience). [Function] - Perform time stretch (50 - 200%) / pitch shift (-12 - +12) in real time. - 31 bands EQ (Hz: 20, 25, 31.5, 40, 50, 63, 80, 100, 125, 160, 200, 250, 315, 400, 500, 630, 800, 1k, 1.25k, 1.6k, 2k, 2.5k, 3.15k, 4k, 5k, 6.3k, 8k, 10k, 12.5k, 16k, 20k). - EQ preset (Abundant Built-in Presets / Custom Presets). - Reverb: Adjustable decay time (Low freq, High freq) / 13 presets - Reverb preset (Built-in Presets / Custom Presets) - Can be used as an AUv3 host. - A-B loop playback. - Center Cancel / Center Emphasis. - Lch, Rch each mute. - Quick fast forward, rewind (specify the number of seconds). - Check and set current position graphically in wave view. - Supports Auto-Lock ON/OFF. - Supports background playback. - Supports export (file writing) function (Each effect (speed/pitch/EQ) value set for each song is also reflected. The range specified in the loop section is output.) In addition to loading "music" data included in the standard music app, it also supports the function to import audio files from other apps ("Voice Memos" etc.). [How to import from "Voice Memos"] 1. Start the app "Voice Memos" and tap the mark "..." of the file to be imported from the list. 2. Tap "Share" on the sheet displayed from the bottom. 3. Tap "More" found by scrolling the displayed list of sharing destination apps to the right. 4. Select "AU Player" if available. The file is copied to this app. ================================================ [Note 1] This application will not be able to read songs of the following formats. - Songs from Apple Music, iCloud, iTunes Match - Songs that are protected by digital copyright (DRM) [Note 2] Depending on the state of your device, your custom AUv3 effects may not appear in the list. As a solution, you can solve the problem by starting "GarageBand" once and restarting this app. ================================================
Riffer Madness
Easily record, clip, and arrange musical ideas with a tempo-first approach. Capture audio, loop it, and experiment with arrangements using intuitive tools. Export your creations to share your music.
- Audio recording with metronome and backing track
- Clip audio to exact beats
- Arrange clips on a beat timeline
- Low latency playback
- Duplicate clips without storage penalty
- Metadata management with tags
Read full descriptionHide full description
Capture your instrument or voice as ideas come and explore how they fit together with an efficient tempo based approach. Record, clip, arrange, and listen, with ease. Explore: • Library: import, filter, sort, manage, share, and preview all your creations • Recorder: capture unprocessed audio from the bottom mic while metronome clicks play in headphones • Editor: clip audio to make Riffs • Canvas: arrange Riffs and Arrangements over beat lines Concepts: • Audio: imported or recorded to be used in Riffs • Riff: clipped audio • Madness: the Lovecraftian kind • Arrangement: musical slots arranged on a 10 minute canvas of beat lines (Arrangements can also be nested within other Arrangements) • Slot: either a Riff or an Arrangement • Low Cut: removes low frequency noise that makes mixes muddy, also know as a high pass filter • BPM: beats per minute, the tempo Features: • Low latency playback - preview anything you create, quickly • Single audio source - make multiple Riffs from a single recording without storage penalties • Tools for metadata management - use tags to stay organized • Metronome clicks in headphones while recording - get your timing right • Backing track in headphones while recording - follow an Arrangement or practice a song • Auto level of recording gain by default, with a target of −23 LUFS • Default recording low cut of 30 Hz • Configurable theme colors • Siri AI controls for hands free jamming and practicing: + "Record with Riffer Madness" (Siri asks "What BPM?", then opens the app and records) + "Tag Audio in Riffer Madness" (Siri asks "With what tags?", then adds them to the latest created audio) TOOLS Library: • Sort • Audio filter • Eye Button (context sensitive): - (No slots selected) + Create Empty Arrangements + Create Riffs + Settings - (One or more slots selected) + Arrange: start a new Arrangement with the selected slot(s) + Duplicate + Share + Tag + Delete • Arrangements filter • FIlter Recorder: • Set BPM • Toggle headphones • Configure backing track with count-in and loop settings • Record from bottom mic with no audio processing Editor: • Adjust Clip Boundaries • Play • Loop (toggle) • Metronome (toggle): BPM can be changed in the Book tool • Snap to Leading Beat (toggle): leading clip edge snaps to beat lines • Snap to Trailing Beat (toggle): trailing clip edge snaps to beat lines • Focus: zoom to the region of selected slots • Adjust Gain and Low Cut • Book: edit metadata: name, start, end, gain, low cut, BPM, color, and tags Canvas: • Rectangle Select (long hold on the Canvas will trigger it) • Play • Loop (toggle) • Metronome (toggle): BPM can be changed in the Book tool • Snap to Leading Beat (toggle): slots snap their leading edge to the nearest beat when dragged • Snap to Trailing Beat (toggle): slots snap their trailing edge to the nearest beat when dragged • Slot Tools: + Group (toggle): treat selected slots as a single unit + Tornado: arrange selected slots end to end + Duplicate: copy selected slots and place copies + Focus: zoom to the region of selected slots + Delete: remove selected slots from the canvas • Library: import Riffs and Arrangements • Book: edit metadata: name, BPM, color, and tags CONTACT Questions or feedback? Please contact us at support@riffermadness.app.
Screenshots
Verdict
The clearest difference is price: Audio Unit Player at Free against Riffer Madness's $6.99. Audio Unit Player also leads on ratings volume (32 vs 3). Riffer Madness's advantage is rating (4.7 vs 3.9) and ads (none vs shown). On update cadence, 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
Audio Unit Player is free to download; Riffer Madness costs $6.99 up front. Audio Unit Player sells 1 one-off in-app purchase and Riffer Madness sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
Riffer Madness holds the better App Store score, 4.7 against 3.9. That said, the two scores are not equally well evidenced: Audio Unit Player has 32 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 67% of Audio Unit Player's written reviews are positive against 100% of Riffer Madness's.
Audio Unit Player ships an update every 2 weeks, Riffer Madness every 3 weeks. The most recent releases landed on November 6, 2026 and November 5, 2026 respectively.
| Parameter | Audio Unit Player | Riffer Madness |
|---|---|---|
| Price | Free — better | $6.99 |
| Rating | 3.9 (32 ratings) | 4.7 (3 ratings) — better |
| Positive reviews | 66.7% of reviews | 100.0% of reviews — better |
| Number of ratings | 32 — better | 3 |
| Update frequency | Every 2 weeks — better | Every 3 weeks |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases — better | Paid |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 5 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Loop-Sessions.LLC. | Joseph Granados |
Customer experience
Audio Unit Player
Riffer Madness
In-app purchases
Audio Unit Player
- Always remove banner ads.$3.99
Riffer Madness
- $1$1.00
- $3$3.00
- $6$6.00
Questions
Is Audio Unit Player free?
Is Riffer Madness free?
Which has better reviews, Audio Unit Player or Riffer Madness?
Do Audio Unit Player or Riffer Madness have ads?
Which is updated more often, Audio Unit Player or Riffer Madness?
Other comparisons















