End-User License Agreement (EULA) of APFX products.
Version 1.1 — Last updated: April 19, 2026

This End-User License Agreement ("EULA") is a legal agreement between you and APFX Srls (P.IVA & CF 03943940126, Via Mameli 15/A, 21013 Gallarate (VA), Italy), and governs your acquisition and use of APFX products.
Please read this EULA agreement carefully before using APFX products. It provides a license to use the APFX products you've purchased and contains warranty information and liability disclaimers. 
By purchasing APFX products, you are confirming your acceptance of said products and agreeing to become bound by the terms of this EULA agreement. 
If you are entering into this EULA agreement on behalf of a company or other legal entity, you represent that you have the authority to bind such entity and its affiliates to these terms and conditions. If you do not have such authority or if you do not agree with
the terms and conditions of this EULA agreement, do not use the products, and you must not accept this EULA agreement. 
This EULA agreement shall apply only to the products supplied by APFX Srls herewith regardless of whether other software is referred to or described herein. 
The terms also apply to any APFX Srls updates, supplements, Internet-based services, and support services for the products, unless other terms accompany those items on delivery. If so, those terms apply.

License Grant
APFX Srls hereby grants you a personal, non-transferable licence to use the APFX products that you've purchased on your devices in accordance with the terms of this EULA agreement.

You are permitted to use the APFX products that you've purchased under your control. You are responsible for ensuring your device meets the requirements of the APFX products. 
In addition to this, you are permitted to:

- Download the products as many times as necessary
- Install the products on a maximum number of 10 personal devices. Once this limit is reached, no additional licenses will be generated. If you need to exceed this limit due to exceptional circumstances (e.g. hardware replacement), please contact us at support@apfxaudio.com.

For businesses, educational institutions, or any other organization requiring multiple licenses or installations beyond personal use, please contact us at support@apfxaudio.com to discuss a custom licensing agreement.

You are not permitted to:

- Edit, alter, modify, adapt, translate or otherwise change the whole or any part of the products nor permit the whole or any part of the products to be combined with or become incorporated in any other product, nor decompile, disassemble or reverse engineer the products or attempt to do any such things
- Reproduce, copy, distribute, resell or otherwise use the products for any commercial purpose. This includes, but is not limited to, the distribution on magazine covers or software review websites. No license is granted to redistribute the software as part of another software program, including video games, DAWs, etc.
- Allow any third party to use the products on behalf of or for the benefit of any third party
- Use the products in any way which breaches any applicable local, national or international law
- Use the products to create, distribute, or promote content that is unlawful, harmful, defamatory, or otherwise objectionable under applicable law
- Circumvent, disable, or otherwise interfere with any license enforcement, activation, or copy protection mechanism included in the products
- Install or activate APFX products on devices that are not your personal property

Intellectual Property and Ownership
APFX Srls shall at all times retain ownership of the products as originally downloaded by you and all subsequent downloads of the products by you. 
The products (and the copyright, and other intellectual property rights of whatever nature in the product, including any modifications made thereto) are and shall remain the property of APFX Srls.
APFX Srls reserves the right to grant licences to use the products to third parties.

Third-Party Open Source Components

The product includes a third-party library, RTNeural, under the following conditions:

RTNeural is open source, and is licensed under the BSD 3-clause license.

BSD 3-Clause License
Copyright (c) 2020, jatinchowdhury18 All rights reserved.
Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

1) Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
2) Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
3) Neither the name of the copyright holder nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 
IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USEOF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

The product includes a third-party library, Eigen, under the following conditions:

Eigen is Free Software. Starting from the 3.1.1 version, it is licensed under the https://www.mozilla.org/en-US/MPL/2.0/, which is a simple weak copyleft license. 
Common questions about the MPL2 are answered in the official https://www.mozilla.org/en-US/MPL/2.0/FAQ/. 
Eigen can be downloaded at: https://eigen.tuxfamily.org/index.php?title=Main_Page.

The product includes a third-party library, nlohmann json, under the following conditions:

MIT License
Copyright (c) 2013-2022 Niels Lohmann
Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON INFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

Privacy and Data Collection
APFX products do not collect, transmit, or store any personal data. All license validation and product functionality operate entirely offline. No telemetry, usage statistics, or crash reports are sent to APFX Srls or any third party.
For information about how APFX Srls processes personal data in connection with purchases, account management, and website usage, please refer to the Privacy Policy available on the APFX website. 
For any privacy-related request, you may contact us via the contact form or email address listed on the APFX website.

Refund Policy
APFX products are non-tangible digital goods delivered electronically and that can not be returned. All purchases are final and non-refundable.

Termination
This EULA agreement is effective from the date you first use the products and shall continue until terminated. 
You may terminate it at any time by sending written notice to APFX Srls via email at support@apfxaudio.com.
It will also terminate immediately if you fail to comply with any term of this EULA agreement. 
Upon such termination, the licenses granted by this EULA agreement will immediately terminate and you agree to stop all access and use of the product.

Governing Law
This EULA agreement, and any dispute arising out of or in connection with this EULA agreement, shall be governed by and construed in accordance with the laws of Italy.

Liability
APFX products are provided "as is" and any express or implied warranties, including, but not limited to, the implied warranties of merchantability and fitness for a particular purpose are disclaimed. 
In no event shall APFX Srls be liable for any direct, indirect, incidental, special, exemplary, or consequential damages (including, but not limited to, procurement of substitute goods or services; loss of use, data, or profits; or business interruption) however caused and on any theory of liability, whether in contract, strict liability, or tort (including negligence or otherwise) arising in any way out of the use of this software, even if advised of the possibility of such damage.

Trademarks
ASIO and VST3 are trademarks of Steinberg Media Technologies GmbH. 
Audio Unit is a trademark of Apple, Inc. 
AAX is a trademark of Avid Technology, Inc. 