Colossus Piano 2.4.1 - App Store

Colossus Piano version 2.4.1

Updated At: 2026-06-07

Changes: Version History • Minor corrections. 2.4.1 Jan 19 • Fixes noise that could happen under certain conditions when switching sounds. • Improved download of piano models. • Audio Unit: added audio rendering time statistics. • Audio Unit: detects audio dropouts and shows a warning in this case. 2.4 07/07/2025 Fixes a regression of previous update which caused a crash on some older devices. 2.3.6 05/12/2025 Fixes a crash with iOS 18. 2.3.5 05/08/2025 This update provides an important fix for App Store communication with iOS 18.2, and provides support for new iPad and iPhone models. 2.3.4 01/21/2025 This update fixes an UI issue with recent iPhone models. Note: This version raises the minimum requirement to iOS 12 and 64-bit CPU. For older devices there are still older versions of this app with lower requirements available for download on the App Store. 2.3.3 04/05/2024 This update provides a workaround for a misconfiguration on Apple iTunes servers that made all In-App Purchases of this app inaccessible with an error message "Cannot connect to App Store" (FB11711942). 2.3.2 10/26/2022 This update fixes the following software issue introduced by recent feature update: • Fixed a potential crash when switching to a different sound. 2.3.1 03/15/2022 This update provides numerous improvements for the Audio Unit (AU) plugin version of Colossus Piano: • AU: Full-screen sound selection with search criteria filter options. • AU: Added Reverb effect. • AU: Automatically save and restore all sound settings with Audio Unit session (e.g. when saving/loading a song in an Audio Unit host app) • AU: Fixed potential crash on AU session restore. Additionally this update provides the following software correction on Colossus Piano stand-alone app side: • Fixed potential concurrency issue when processing MIDI Control Change (CC) commands. 2.3 02/22/2022 • Adds support for iOS 15. • Adds support for new iPhone 13 models. • Adds support for new iPad 9 and iPad mini 6 models. 2.2.4 09/27/2021 This update provides the following software corrections: • Voice Over: Various corrections and improvements to provide more meaningful speech output. • iPhone: Fixes "Sound Sets" tooltip being shown at wrong location. • MIDI: An external "All Notes Off" MIDI message now also releases potentially stuck keys on the virtual piano keyboard on screen. 2.2.3 08/16/2021 This update provides the following software correction [regression update¹]: • Fixes a crash which could sometimes happen when switching a sound from one piano model to another model (affected both, stand-alone app and Audio Unit plugin). ¹ Additionally this regression update fixes the following issue: • Audio Unit: Fixes an issue where some sounds could not be selected on AU plugin side if a specific combination of piano models were installed. 2.2.2 07/29/2021 This update provides the following software correction: • Fixes a crash which could sometimes happen when switching a sound from one piano model to another model (affected both, stand-alone app and Audio Unit plugin). 2.2.1 07/25/2021 This update provides the following software improvements: • Improved instrument load time. • Audio Unit: Allows now a high amount of AU instances. • Audio Unit: Use the new RAM bar on the AU user interface as indicator for how many AU instances you can still deploy. • Audio Unit: Fixes several issues in conjunction with various AU host apps (e.g. with AUM, GarageBand). • Shows now an estimated time for completing a download of a piano model. • There is now a "Restore/Update All" button directly on the piano models screen. • Fixes piano model download issues that have happened under certain conditions (e.g. under low SSD space scenario). • Several UI corrections and improvements. 2.2 07/01/2021 Regression update: • Fixes issue with on-screen control wheels. Please refer to the previous update's change log for additional recent changes. 2.1.1 04/01/2021 This update provides the following corrections and improvements: • App launch time improvement. • Fixes noise at beginning of new notes that happened under rare situations. • Fixes crash on certain MIDI messages (stand-alone app and Audio Unit). • Audiobus: Fixes connection problem with Audiobus on iOS 14 and higher (see NOTE below).¹ • Audiobus: If session is restored from Audiobus, don’t ask the same question dialog again whether IAA MIDI or IAA MIDI + CoreMIDI shall be used. • IAP downloads: Fixes active download from being interrupted under certain conditions if app was sent into background. • IAP downloads: Fixes active download being restarted under certain conditions after user requested to pause the download. • IAP downloads: Fixes download status being incorrectly shown as “Download Aborted” even though download was auto resumed already. • IAP downloads: Fixes “Download Aborted” and “Resume” button been shown even though the respective piano model was already resumed. • IAP downloads: Fixes green arrow animation on progress bar which was stopped if either app went into background or user switched to a different app screen. • IAP downloads: Distinguishes now between “Queued for Download” for non-installed piano models and “Queued for Update” for already installed models. • Audio Unit UI: Fixes sound selection list from being cropped if AU UI height inside AU host app was rather small. • MIDI recorder: Fixes crash on 2nd iOS “Open with …” request for user imported MIDI files. • MIDI recorder: Supports now MIDI files with “.midi” file extension (instead of being limited to only “.mid”). • Volume knob: Shows now that MIDI CC#7 is associated with this control. ¹ NOTE: This version asks you for permission to access the local network, which is required for Audiobus to work on iOS 14 and higher. If you are not using Audiobus you can safely ignore or decline this permission request. You can also grant and revoke this permission under iOS Settings -> “Privacy” -> “Local Network” at any time. 2.1 03/30/2021 This regression¹ update fixes one issue with the Audio Unit plugin: • Audio Unit: Workaround to prevent an immediate crash when loading the Audio Unit plugin in some DAW apps (bug on iOS level introduced by iOS 13.4.1). ¹ Regression update: the previous update few days ago caused issues on older iOS versions (iOS 12 and older), which we corrected with this regression. 2.0.8 06/26/2020 This update fixes one issue with the Audio Unit plugin: • Audio Unit: Workaround to prevent an immediate crash when loading the Audio Unit plugin in some DAW apps (bug on iOS level introduced by iOS 13.4.1). 2.0.7 06/20/2020 This update fixes the following issues: • Fixed several issues with the graphical user interface (iOS 13). • Fixed issues with dark mode (iOS 13). • Audio Unit: Fixed several crashes when exporting / freezing a song. • Audio Unit: Fixed AU not being loaded with some DAW apps. • Inter-App Audio: Fixed crash when Inter-App Audio was disconnected. • Fixed several issues with Audiobus. • App States: Fixed MIDI device selection not being saved / restored. • App States: Fixed MIDI velocity curve setting not being saved / restored. • Virtual piano keyboard: Fixed black keys triggering notes with incorrect / inaccurate velocities. • Fixed crash which happened sometimes when retrieving product details from App Store. • Fixed seldom crash on (stand-alone) app start. • Fixed crash when opening tuning settings on app start. Thanks for your feedback, and take care! 2.0.6 05/01/2020 This update fixes several issues with the new iPad Air 3 and iPad mini 5 models. 2.0.5 04/05/2019 This update provides the following software corrections: • AudioUnit: Fixed an issue where wrong instruments were being restored on offline mixdowns. • APFS: Fixed an issue that might cause a piano model download to abort in between on low SSD space situations. Thanks for your feedback! 2.0.4 01/31/2019 This update provides the following software corrections: • App States: Fixed issues with "Replace" function. • AudioUnit: Fixed issues with audio export. Thanks for your feedback! 2.0.3 11/21/2018 This update fixes issues with the Audio Unit plugin on iOS 12. 2.0.2 11/15/2018 This update contains numerous software corrections, as well as some minor new features: • Added "Panic" button. • MIDI Recorder: Added setting whether to ignore MIDI program change on playback (by default recorder ignores program change now). • Fixed effect send knob not being updated on MIDI CC #91. • Audio Unit: Loads instruments in background again on regular (real-time) DAW usage. • App States: Fixed remote restoring App States via MIDI program change. • App States: Fixed wrong MIDI program number being displayed to user (off by one). • Fixed memory leaks. • Audio Unit: Fixed wrong preset being restored under certain conditions. • App States: Fixed transpose setting not being restored. • MIDI Recorder: Songs are sorted alphabetically now. Thanks for your feedback! 2.0.1 09/07/2018 This major update of Colossus Piano introduces several new features, most notably: • Introduces "App States". • Introduces native iPhone X support. • Significant speed improvements when switching between piano models and/or sound variants. • Unified tuning dialog with master tune, static scale tuning and dynamic tuning (Hermode Tuning). • Adds extended features to the virtual on-screen piano keyboard. • Adds optional MIDI device configuration screen. • Latency down to 1ms now available. • Adds info resources (including user manual). As well as a number of software corrections, most notably: • Audio Unit: Addresses audio export ("offline rendering") issue (introduced by iOS 11).¹ • Inter-App Audio / Audiobus: Fixes crash which could happen (with iOS 11) when the app was launched from either Audiobus or as IAA from a third-party DAW app. • Fixes touch latency of 1s on virtual on-screen piano keyboard (introduced by iOS 11). • Fixes several potential crashes when switching between sounds. • Fixes issue with manual polyphony and latency settings. • Fixes piano image disappearing from main screen under a rare condition. • Numerous other minor UI corrections. For more details about what's new in Colossus 2, please refer to the Colossus 2.0 release notes: https://doc.crudebyte.com/Colossus-Piano/Release-Notes/2_0/ ¹ Requires at least iOS 11.3 and also an update of your DAW app to be resolved. For more details about this issue: https://doc.crudebyte.com/iOS/Technical-Notes/Audio_Unit_Issue_219DE61/ 2.0 04/27/2018

Colossus Piano version 2.4.1

Updated At: 2026-01-19

Changes: • Minor corrections.

Colossus Piano version 2.4

Updated At: 2025-07-07

Changes: Jul 7, 2025 Version 2.4 • Fixes noise that could happen under certain conditions when switching sounds. • Improved download of piano models. • Audio Unit: added audio rendering time statistics. • Audio Unit: detects audio dropouts and shows a warning in this case.

Colossus Piano version 2.3.6

Updated At: 2025-05-12

Changes: May 12, 2025 Version 2.3.6 Fixes a regression of previous update which caused a crash on some older devices.

Colossus Piano version 2.3.4

Updated At: 2025-01-21

Changes: Jan 21, 2025 Version 2.3.4 This update provides an important fix for App Store communication with iOS 18.2, and provides support for new iPad and iPhone models.

Colossus Piano version 2.3.3

Updated At: 2024-04-05

Changes: Apr 5, 2024 Version 2.3.3 This update fixes an UI issue with recent iPhone models. Note: This version raises the minimum requirement to iOS 12 and 64-bit CPU. For older devices there are still older versions of this app with lower requirements available for download on the App Store.

Colossus Piano version 2.3.2

Updated At: 2022-10-26

Changes: Oct 26, 2022 Version 2.3.2 This update provides a workaround for a misconfiguration on Apple iTunes servers that made all In-App Purchases of this app inaccessible with an error message "Cannot connect to App Store" (FB11711942).

Colossus Piano version 2.3.1

Updated At: 2022-03-15

Changes: Mar 15, 2022 Version 2.3.1 This update fixes the following software issue introduced by recent feature update: • Fixed a potential crash when switching to a different sound.

Colossus Piano version 2.3

Updated At: 2022-02-22

Changes: Feb 22, 2022 Version 2.3 This update provides numerous improvements for the Audio Unit (AU) plugin version of Colossus Piano: • AU: Full-screen sound selection with search criteria filter options. • AU: Added Reverb effect. • AU: Automatically save and restore all sound settings with Audio Unit session (e.g. when saving/loading a song in an Audio Unit host app) • AU: Fixed potential crash on AU session restore. Additionally this update provides the following software correction on Colossus Piano stand-alone app side: • Fixed potential concurrency issue when processing MIDI Control Change (CC) commands.

Colossus Piano version 2.2.4

Updated At: 2021-09-27

Changes: Sep 27, 2021 Version 2.2.4 • Adds support for iOS 15. • Adds support for new iPhone 13 models. • Adds support for new iPad 9 and iPad mini 6 models.