Version updates

Metronome by Soundbrenner works great for daily practice, live performances or in the recording studio.

New version 1.42.8
Old version 1.42.7
Release Notes New • Instrument colors: You can now select the color of instruments in practice charts. • Instrument insights: You can now easily see the total practice time and number of sessions for each instrument in Settings → Instruments. Polished the interface of all instrument screens. • Focus editing: While editing a practice session, the elements you’re editing are highlighted in the background. • Typography refresh: Updated titles to use a serif font, and switched the main font to Inter. • Hall of fame: Settings now contains a hall of fame to call out people who helped us in the past. Improvements & Updates • Explainer popouts are now following iOS 26 Liquid Glass. • Improved wearable onboarding for iOS 26 Liquid Glass. • Improved all buttons in the app to follow iOS 26 Liquid Glass. • Improved paywall to follow iOS 26 Liquid Glass. • Total practice hours in the highscores now include minutes for more accurate tracking. • Improved shop experience with an extra step to better showcase available collections. • Refreshed interface for adding new wearables. • Accessibility enhancements across core metronome UI elements, with full localization support for screen readers. • Localization improvements, adding new translations and polishing existing ones. Fixes • VoiceOver & accessibility fixes to improve navigation for assistive technology users. • Onboarding issues resolved, including notification permission screens and layout problems. • Text & localization fixes addressing missing, incorrect, or misaligned strings. • Visual fixes in settings, such as incorrect text colors and banner sizing issues. • Setlist access issue fixed, restoring access to affected users. • Button shape & layout fixes for improved visual consistency. • iPad-specific fixes, addressing layout and footer positioning issues. • General UI polishing based on internal testing and recent feedback.
Author Soundbrenner
Type Tool
Supports Ableton Link

Castamatic is the app to listen to podcasts on any iOS device.

New version 13.0.5
Old version 13.0.4
Release Notes Version 13.0.5 - Fixed a rare crash during playback while a download was in progress - Fixed a crash that could occur when quickly pausing or skipping right after starting playback - Fixed a crash when refreshing podcasts whose title contains a percent sign - Fixed a crash when dismissing the player - Fixed a crash when closing the Preferences screen - Fixed a crash when rebuilding a playlist that contained duplicate podcast entries Version 13.0.4 - When you boost or stream sats while a song is playing in a music podcast, the payment now identifies which song it was, so the artist and the host can see it in their wallet - Lowered the streaming sats threshold so payments reach artists more reliably for short songs Version 13.0.3 - Rebuild Library: dramatically lower peak memory and no more main-thread freezes on large libraries; the HUD now shows stage-by-stage progress instead of a static message - More detailed progress reporting during Magic Chapters generation - Transcript panel: clearer error message and a Try Again button when a published transcript fails to load - Published transcripts with minor formatting issues now load via a more lenient fallback parser - Fixed shownotes-to-artwork scroll sync being silently disabled after dismissing a modal (e.g. a Safari view opened from a shownotes link) - Preferences are now saved when the preferences panel is dismissed by swipe, not only via the Done button - Fixed shownotes overlapping the publish date after deleting Magic Chapters Version 13.0.2 - Magic Chapters: more accurate chapter boundaries thanks to an improved on-device detection algorithm tuned over a large set of episodes - Magic Chapters: better chapter titles via an aligned generation pipeline Version 13.0.1 - Added in-transcript text search - Tapping a chapter title now opens the chapters list; the link icon opens the URL - Chapters list now reliably scrolls to the currently playing chapter when opened - More responsive Now Playing info updates when switching episodes - OPML export now shows a progress indicator, uses the system share sheet, and handles titles containing XML special characters - Improved CloudKit sync reliability - Fixed a crash in the chapters list caused by an invalid remaining time - Fixed a rare crash during audio session teardown Version 13 - Magic Transcript: generate full episode transcripts on your device using Apple Intelligence. Tap any line to jump straight to that moment. - Magic Chapters: automatically split episodes into chapters using on-device AI, even when the podcast doesn't include them. - Transcript Panel: follow along with a live-scrolling transcript right in the player, with full transport controls. - Chapter artwork now displayed during previous/next chapter navigation. - Improved Value for Value reliability and error handling. - Improved CloudKit sync stability. - Numerous bug fixes and performance improvements.
Author Gunp Media Productions
Type Instrument
Instrument type Sampler
Instrument sounds Other
Supports Audio Unit (AU)

Soft Drummer is the closest thing to a pro session subtle drummer in your pocket.

New version 4.00
Old version 3.26
Release Notes • AUv3 plug-in support • AUv3 Send / Receive grooves with Pop Drummer & iBassist • Standalone ↔ AUv3 sync with Pop Drummer & iBassist • Send Groove to Pop Drummer (standalone) • Drum Kit View (visual kit overview) • Song Mode View (redesigned) • Sound Module mode. Play the kit as a MIDI sampler (standalone & AUv3) • Dynamic Custom User Rhythm Banks • Per-track reverb send • Export Effects option • MIDI Setup: customizable note octave naming · independent MIDI Clock In / Out · MIDI-controllable tempo (fader / fine / encoder) · Share / Import maps • App Settings panel • iPhone vertical layout • External keyboard support (Space: Play/Stop · Enter: Fill / Play · ↑/↓: BPM) • Mixer layout optimizations • UI synchronization and rendering improvements • Free to try with 7-day trial · In-App full version
Author Lumbeat
Type Instrument
Instrument type Sampler
Instrument sounds Drums, Percussion
Supports Ableton Link

GeoShred Control is a stand alone MIDI/MPE controller based on GeoShred.

New version 7000.325.1.433
Old version 7000.318.1.426
Release Notes - Fix for User setlists not working for the plugin - Fix for MIDI config not sticking across preset changes - ET-Diff bounds checking improved
Author Wizdom Music LLC
Type Controller
Supports Audio Unit (AU)

ShockWave is a monophonic Synthesizer designed to bring modular style workflow to the world of iOS & AUv3 plugins.

New version 1.1.5
Old version 1.1.4
Release Notes - Fixed an issue where the plugin would sometimes crash when loading host sessions with many plugins
Author Kai Aras
Type Instrument
Instrument type Synth
Instrument sounds Keyboards
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU)

Camelot is a live performance & production tool connecting Hardware & Software Musical instruments to a single management system.

New version 2.5.1
Old version 2.5.0
Release Notes Release Notes 2.5.1 FIXED - Fixed audio lag when playing while switching scenes. - Fixed issues with MIDI port selection when creating a MIDI device. - Fixed key commands list not updating correctly. - Fixed a crash when clicking the settings (cog) button in plugin windows, especially with SWAM plugins. - Fixed occasional crashes during application shutdown. - Fixed continuous controls (local/global faders) not always reaching the full parameter range. - Fixed polyphonic aftertouch messages not being transposed correctly. - Fixed an issue in local MIDI mapping where only the first device part or the first parameter was being mapped correctly. - “Replace MIDI in all layers” now correctly updates local MIDI mappings. - Global remote control: Default operator value is now set according to the selected action type (toggle or fader). - Improved “Keep plugin windows open” behavior. - Fixed a crash when reopening plugin windows with “Keep plugin windows open” enabled. - Fixed input controller enabled state after restoring backups or snapshots. - Improved performance when many input controllers are active. - iOS: avoided unsafe parameter application on plugin initialization and ignored small value changes (fixes StreamByter crash). - SL: fixed crash when the keyboard reconnects quickly. - SL: remote control now defaults to 2-way mode. - SL: fixed SLP3-D pedal 3. - General stability improvements.
Author Audio Modeling
Type Tool
Supports Audio Unit (AU), Ableton Link

Aparillo is an advanced 16 voice FM synth tailored for complex sound structures , majestic motions, moving and evolving soundscapes and atmospheres that are perfect for film, TV or games.

New version 1.1.7
Old version 1.1.6
Release Notes - iCloud Sync bug fixed
Author Sugar Bytes GmbH
Type Instrument
Instrument type Synth
Instrument sounds Keyboards
Supports Audio Unit (AU), Ableton Link

Koala is the ultimate pocket-sized sampler. Record anything with your phone's mic instantly. Use Koala to create beats with those samples, add effects and create a track!

New version 1.4162
Old version 1.4157
Release Notes - support for AUv3 plugins with mixer add-on - isolator bus effect for users with mixer add-on
Author Mazbox Limited
Type Instrument
Instrument type Sampler
Instrument sounds Other
Supports Audiobus, Ableton Link

DrumComputer is the new specialist for synthetic drums, combining classic and modern synthesis with flexible modulations and luxurious sequencing.

New version 1.4.8
Old version 1.4.7
Release Notes - iCloud Sync bug fixed
Author Sugar Bytes GmbH
Type Instrument
Instrument sounds Drums, Percussion
Supports Audio Unit (AU), Ableton Link

Overloud TH-U turns your iOS device into a Guitar and Bass amp simulator, to let you play live, practice or record: standalone and AUv3 included.

New version 2.1.5
Old version 2.1.4
Release Notes New RKotz artist pack
Author Almateq SRL
Type Effect
Effect type Guitar effects, Bass effects
Supports Audio Unit (AU)

MultitrackStudio for iPad is an audio/MIDI multitrack recording app. It comes with many high quality audio effects including a guitar amp simulator.

New version 5.4
Old version 5.3
Release Notes • MultitrackStudio Instruments drums improvements: Better sounds with better dynamics. Tone knobs for Bass, Snare, Toms and Ride. Cymbals and toms can be choked. Hihat Pedal controller controls openness of "Open Hi Hat" note. • Onscreen MIDI Keyboard: Drums layout now has a Choke button, it sends per-note aftertouch. • Now supports two MIDI In Devices and two MIDI Out Devices. • Guitar Amp effect has smoother overdrive sound. • Audio processing is more efficient. • The MIDI 2.0 Piano profile is supported for External MIDI Instruments (in addition to the MultitrackStudio Instruments). • The MIDI 2.0 Drawbar Organ and Rotary Speaker profiles are supported for MultitrackStudio Instruments and External MIDI Instruments. • The MIDI 2.0 Default Drum Note Map profile for MultitrackStudio Instruments (Drums) and External MIDI Instruments. • MIDI 2.0 MIDI devices now appear in lists as a single nicely named item (iPadOS 18.6.2 and newer). • Fixed: Incorrect controller values could be used for playback while editing a MIDI track when transport is looping. • Fixed: Copying part of an empty audio track to the clipboard could cause an error. • Some other improvements and fixes.
Author Giel Bremmers
Type Host
Supports Inter-App Audio (IAA), Audiobus, Audio Unit (AU)

Backpack Studio allows you to easily create professional sounding,  studio quality recordings -  from anywhere in the world.

New version 3.0.2
Old version 3.0.1
Release Notes Backpack Studio 3 is here — your pocket podcast studio just got a major upgrade. Finish your show right after you record. Backpack Pro adds AI episode finishing, one-click guests, live streaming, CloudSync, and generated sounds — all inside your live recording studio. • Transcripts, show notes, chapters, and highlight clips — automatically • Prompt-based editing to clean up and reshape recordings • Create a room to record or stream with live guests • One-tap live streaming • Cloud sync across your devices • AI-generated sound effects and musical bumpers Backpack Studio 3 keeps the classic recorder you already know — now it helps you finish the show too.
Author Ed Filowat
Type Instrument
Instrument type Sampler
Instrument sounds Other
Supports Inter-App Audio (IAA), Audiobus

This is a very simple yet powerful iOS app that performs as a polyphonic audio synthesizer.

New version 2.32.4
Old version 2.31.1
Release Notes • Disable/hide MIDI buttons in settings panel when in AUv3 component. • Change how sound fonts are resolved from DAW song/preset files in order to remove issues when sharing files across devices. • Fix to remove audio artifacts in CUBASIS 3 when playhead stops. • Fix crash in Camelot host. • Various internal improvements.
Author Brad Howes
Type Instrument
Instrument type Synth
Instrument sounds Keyboards
Supports Audio Unit (AU)

SWAM Euphonium is a brass sampler.

New version 3.12.1
Old version 3.12.0
Release Notes FIX - Fixed wrong positioning when dragging and releasing a source - Fixed audio glitches occurring at sample rates above 48 kHz
Author Audio Modeling
Type Instrument
Instrument type Synth
Instrument sounds Winds
Supports Audio Unit (AU)

Harmonizr is a vocal harmonizer offering a unique and fun user interface.

New version 1.9
Old version 1.8
Release Notes Apologies, a compiler issue caused v 1.8 to not actually harmonize. Kind of the core functionality, and I didn't catch it before distributing. Thank you for your patience!
Author Matthew Robbins
Type Tool
Supports Audio Unit (AU)

iReal Pro offers an easy-to-use tool to help musicians of all levels master their art. It simulates a real-sounding band that can accompany you as you practice.

New version 2026.5
Old version 2026.4.1
Release Notes - Confirm before moving songs or playlists to the Trash — the dialog lists every playlist the selected song (or songs) will be removed from - Confirm before emptying the Trash or permanently deleting a song from it - Restore-from-Trash dialog now shows a chord-chart preview of the song - Improved Bluetooth speaker wake-up — count-in beats are no longer clipped when playing through a sleeping Bluetooth speaker; added an adjustable Bluetooth Wake Delay setting - Smarter tap tempo — responds from the second tap, averages over a wider 8-tap window, and resets after 2.5 s
Author Technimo LLC
Type Instrument
Instrument type Sampler
Instrument sounds All-in-one
Supports Audiobus

Let the musical muses of Piano Motifs inspire your device to generate some original and beautiful motifs (short melodies).

New version 4.112
Old version 4.111
Release Notes • Maintenance Release • Fixed iPhone UI issues where popover windows in the More Settings Screen were not being displayed correctly, making some features inaccessible.
Author Fernando Morales
Type Tool
Supports Ableton Link

These instruments are NOT sample libraries. Unlike sampling, which uses recordings to replicate the sound of an instrument, physical modeling doesn’t generate a sound as such but creates the conditions for the system to create it according to an external input (like someone playing on a keyboard).

New version 3.12.1
Old version 3.12.0
Release Notes FIX - Fixed wrong positioning when dragging and releasing a source
Author Audio Modeling
Type Instrument
Instrument type Synth
Instrument sounds Strings
Supports Audio Unit (AU)

These instruments are NOT sample libraries. Unlike sampling, which uses recordings to replicate the sound of an instrument, physical modeling doesn’t generate a sound as such but creates the conditions for the system to create it according to an external input (like someone playing on a keyboard).

New version 3.12.1
Old version 3.12.0
Release Notes FIX - Fixed wrong positioning when dragging and releasing a source
Author Audio Modeling
Type Instrument
Instrument type Synth
Instrument sounds Strings
Supports Audio Unit (AU)

SWAM Tuba Eb is a tuba sampler.

New version 3.12.1
Old version 3.12.0
Release Notes FIX - Fixed wrong positioning when dragging and releasing a source - Fixed audio glitches occurring at sample rates above 48 kHz
Author Audio Modeling
Type Instrument
Instrument type Synth
Instrument sounds Winds
Supports Audio Unit (AU)