These Terms of Service (“Terms”) govern the use of the ChordButter application for iOS and macOS (“Application”) and all associated services (“Service”).
By installing or using the Application, Users agree to these Terms and to Apple’s Standard End User License Agreement (EULA).
The Application is operated by:
Christian Hengst | Design & Code
Elsaßstraße 1
Atelier H/M/R
50677 Köln, Germany
Email: buero@christianhengst.de
The Application is distributed exclusively via the official Apple App Store.
Any installation obtained from other sources—including modified, sideloaded, or otherwise unofficial versions—is unauthorized and unsupported.
The Owner assumes no responsibility for the performance, security, or integrity of such versions.
Users must comply with the age rating displayed on the Apple App Store listing.
The Owner grants Users a revocable, limited, non-exclusive, non-transferable, non-sublicensable license to download, install, and use the Application on Apple-approved devices strictly in accordance with these Terms and applicable laws.
Users may not:
The Owner may suspend or terminate access if these Terms are violated.
All audio assets—including sound libraries, instrument sounds, samples, drumkits, loops, effects, presets, and related materials—are the exclusive property of the Owner or its licensors.
Users may use these assets only within the Application.
Users may not:
Users retain full ownership of their musical compositions, including any melodies, harmonies, chord progressions, and other original musical ideas they create using the Application.
However:
The Application includes a notepad feature that allows Users to write or store lyrics or other text.
Users retain full ownership of the text they create or enter within the Application.
Users are solely responsible for ensuring that any text they write, store, or upload:
The Owner does not monitor or review user-generated text content and cannot be held liable for any damages, claims, or violations arising from such content.
Users agree to indemnify and hold the Owner harmless from any claims related to text they create or enter within the Application.
The Owner is not responsible for any loss, deletion, or corruption of text data, regardless of the cause.
The Application may synchronize certain user data, including musical compositions or related information, through Apple’s iCloud services.
Synchronization is provided as a convenience feature only and depends entirely on Apple’s systems, device settings, network conditions, and the User’s Apple ID configuration.
The Owner does not guarantee that any data will be successfully synchronized, stored, or restored. The Owner cannot be held liable for any loss, corruption, or failure of data resulting from:
Users are solely responsible for maintaining their own backups or copies of important data where required.
The Application may use local notifications to provide reminders, updates, or other information related to its functionality.
Notifications are delivered through the User’s device and depend on system settings, operating system behavior, and the User’s permission choices.
Users may enable or disable notifications at any time through their device settings.
The Owner does not guarantee the delivery, timing, or reliability of notifications and cannot be held liable for any consequences resulting from missed, delayed, or disabled notifications.
The Application may provide chord progressions, harmonic suggestions, fretboard diagrams, piano representations, or other music theory–related information.
Such content is generated based on theoretical rules and internal algorithms and may not always represent correct or universally accepted musical interpretations.
The Owner does not guarantee:
Users remain fully responsible for verifying the correctness and suitability of any musical information generated or displayed by the Application.
The Application may allow the export of musical data in MIDI or other file formats.
The Owner does not guarantee:
Format limitations, variations in DAW interpretation, and other technical constraints are not grounds for liability.
Certain audio assets or resources used by the Application may be downloaded from servers operated by the Owner.
Availability of such server-hosted content is not guaranteed.
The Owner is not liable for:
Server-based content may be updated, replaced, or discontinued without notice.
The Application may display promotional content related to the Owner’s other products or services.
No third-party advertising networks are used.
Certain features of the Application may be marked as experimental or may be available through TestFlight beta versions.
Beta features:
Use of beta features is at the User’s own risk.
The Owner may add, remove, or modify features, instruments, sound libraries, or other content at any time and without prior notice.
Users acknowledge that certain sounds or features may become unavailable in future updates or due to changes in operating systems or platform policies.
The Service is provided on an “as is” and “as available” basis.
The Owner does not guarantee:
The Owner may temporarily suspend the Service for maintenance, security updates, or improvements.
Reasonable efforts will be made to minimize disruptions.
The Application or any portion of the Service may be suspended or discontinued at any time.
If the Application becomes unavailable, is discontinued, or is removed from the App Store:
Users can learn how to request a refund here:
https://support.apple.com/HT204084
All payments—including subscriptions, one-time purchases, and lifetime unlocks—are processed solely through Apple’s in-app purchase system.
The Owner does not process, store, or control payment information.
Subscriptions renew automatically unless cancelled at least 24 hours before the renewal date via the User’s Apple account settings.
Prices may change at any time as permitted by Apple’s policies.
Users will be notified by Apple as required in their jurisdiction.
The Owner does not issue refunds for in-app purchases. Refund determinations are handled exclusively by Apple: https://support.apple.com/HT204084
The Application may offer a free trial period before a paid subscription begins.
Free trials are managed entirely through Apple’s App Store system.
Users acknowledge that:
Users may not:
The Owner reserves the right to take appropriate measures, including suspension or termination of access, if misuse is detected.
To the maximum extent permitted by applicable law, the Owner is not liable for:
The Service is provided without warranties of any kind, express or implied, including but not limited to merchantability, fitness for a particular purpose, accuracy, or non-infringement.
Where local consumer protection laws provide non-excludable rights (including but not limited to EU, UK, Australian, or US state-level protections), those rights take precedence in case of conflict.
Use of the Application is subject to the Privacy Policy available in the Application or App Store listing.
The Owner may update these Terms at any time.
Changes take effect upon publication.
Continued use after updates constitutes acceptance. Users who do not agree must discontinue using the Application.
These Terms are governed by the laws of Germany.
The exclusive jurisdiction for all disputes is Cologne (Köln), Germany, unless mandatory law requires otherwise for consumers in their country of residence.
For questions or complaints, Users may contact:
Email: buero@christianhengst.de
Address: Christian Hengst | Design & Code, Elsaßstraße 1; Atelier H/M/R, 50677 Köln, Germany