Flow Calc™

END USER LICENSE AGREEMENT (EULA)

JOHN R. HAMILTON ENTERPRISES, INC.

IMPORTANT — READ CAREFULLY
This End User License Agreement (“Agreement” or “EULA”) is a legally binding agreement between you, whether an individual or a single entity (“Licensee” or “you”), and JOHN R. HAMILTON ENTERPRISES, INC. (“Licensor,” “we,” “us,” or “our”), governing your access to and use of the software product(s) made available by Licensor, including any associated media, printed materials, electronic documentation, updates, upgrades, patches, license files, internet-based services, and related content (collectively, the “Software”). By downloading, installing, copying, accessing, activating, or otherwise using the Software, you agree to be bound by this Agreement. If you do not agree to this Agreement, do not download, install, access, activate, copy, or use the Software, and promptly uninstall and destroy all copies in your possession or control.

1. DEFINITIONS

For purposes of this Agreement:

1.1 Device

“Device” means a single computer, workstation, server, virtual machine, or other hardware system on which the Software is installed or used.

1.2 License Type

“License Type” means the specific license category designated by Licensor, including without limitation evaluation, academic, commercial, subscription, or any other license type offered by Licensor.

1.3 Previous Version

“Previous Version” means any earlier version of the Software for which an upgrade, update, replacement, or successor version is provided.

1.4 Subscription Term

“Subscription Term” means the period of time for which Licensee is authorized to use the Software, as specified by Licensor at the time of purchase, order, invoice, activation, or renewal.

2. GRANT OF LICENSE

Subject to Licensee’s strict and continuing compliance with this Agreement and payment of all applicable fees, Licensor grants Licensee a limited, revocable, non-exclusive, non-sublicensable, non-transferable license to install and use the Software solely during the applicable Subscription Term and solely in accordance with this Agreement. This license is granted only for Licensee’s internal use and only for the number of Devices, users, activations, or instances expressly authorized by Licensor. The Software is licensed, not sold. No ownership interest in the Software is transferred to Licensee.

The Software is licensed, not sold. No ownership interest is transferred.

3. LICENSE TYPES

Licensor may offer different License Types, including, without limitation, evaluation, academic, commercial, and subscription licenses. Each License Type may be subject to separate or additional restrictions, requirements, limitations, usage caps, activation controls, expiration rules, eligibility requirements, or functional limitations. Unless expressly identified otherwise by Licensor in writing, any license shall be deemed an Evaluation License, limited to one (1) Device or one (1) authorized user, as determined by Licensor. Licensor may modify, suspend, restrict, discontinue, or terminate any License Type, or any feature, entitlement, or condition associated with a License Type, at any time, to the maximum extent permitted by applicable law.

4. SUBSCRIPTION TERM; FEES; RENEWAL

4.1 Subscription Basis.

The Software may be licensed on a time-limited subscription basis for the applicable Subscription Term.

4.2 Fees

Licensee shall pay all fees, charges, taxes, and other amounts due in connection with the Software. Except as required by applicable law or expressly agreed by Licensor in writing, all fees are non-cancelable and non-refundable.

4.3 Renewal

Unless Licensor states otherwise in writing, Licensor may offer renewal of the Software for additional terms upon payment of the applicable renewal fees then in effect.

4.4 Expiration

Upon expiration or non-renewal of the Subscription Term, all license rights shall immediately terminate, and Licensee shall cease all use of the Software unless and until a renewal is purchased and activated.

4.5 No Obligation to Renew

Licensor has no obligation to renew any Subscription Term or continue offering the Software, any License Type, or any pricing model.

5. UPGRADES AND PREVIOUS VERSIONS

If the Software is provided as an upgrade, update, replacement, or successor to a Previous Version, then upon installation, access, or use of the upgraded or replacement Software:

  1. the Previous Version shall automatically be deemed a Previous Version for purposes of this Agreement;
  2. all rights to use the Previous Version shall immediately terminate unless Licensor expressly states otherwise in writing; and
  3. Licensee shall promptly cease using and uninstall or destroy all copies of the Previous Version.

Licensor may condition the use of any upgrade or update on Licensee’s compliance with additional terms.

6. OWNERSHIP; INTELLECTUAL PROPERTY; RESERVED RIGHTS

The Software is proprietary to Licensor and is protected by copyright, trade secret, trademark, patent, and other intellectual property and proprietary rights laws. Licensor and its licensors, if any, retain all right, title, and interest in and to the Software, including all copies, modifications, derivatives, enhancements, updates, documentation, and all related intellectual property rights. No rights are granted except those expressly stated in this Agreement. All rights not expressly granted are reserved by Licensor.

All rights not expressly granted are reserved by Licensor.

7. REGISTRATION; ACTIVATION; LICENSE KEYS

Use of the Software may require registration, activation, authentication, hardware locking, license files, license keys, online verification, or other technical measures enforced by Licensor. Licensee acknowledges and agrees that failure to complete or maintain required registration, activation, validation, or license status may render the Software partially or wholly inoperable. Licensor may use technical methods to verify compliance with this Agreement.

8. RESTRICTIONS

Licensee shall not, and shall not permit any third party to:

  1. reverse engineer, decompile, disassemble, translate, or attempt to derive source code from the Software, except to the limited extent such restriction is prohibited by applicable law;
  2. modify, adapt, translate, or create derivative works of the Software;
  3. copy the Software except as expressly permitted by this Agreement;
  4. rent, lease, lend, sell, sublicense, distribute, or otherwise transfer the Software or any rights in the Software;
  5. provide service bureau, application hosting, commercial hosting, time-sharing, fee-based, transaction-based, or outsourced services using the Software;
  6. use the Software for the benefit of third parties, except as expressly authorized by Licensor in writing;
  7. remove, alter, or obscure any copyright, trademark, proprietary, or license notices;
  8. bypass, disable, defeat, or circumvent any activation, usage restriction, security, or license enforcement mechanism;
  9. use the Software in violation of any applicable law, regulation, or third-party right; or
  10. use the Software beyond the licensed scope, quantity, Subscription Term, Device limit, or License Type.
To the extent applicable law permits reverse engineering notwithstanding the foregoing, Licensee shall provide Licensor with at least thirty (30) days’ prior written notice before exercising any such rights.

9. DATA COLLECTION AND USE

Licensee acknowledges and agrees that Licensor may collect, receive, generate, maintain, and use technical, diagnostic, licensing, activation, device, configuration, and support-related information in connection with the Software and any related services. Such information may be used for purposes including, without limitation:

Licensee is solely responsible for ensuring that its use of the Software complies with all applicable privacy, data protection, security, and notice requirements.

10. TRANSFER BETWEEN DEVICES

Licensee may transfer the Software from one Device to another only if the Software is completely removed from the prior Device and is used only within the licensed scope. Licensor may require reactivation, revalidation, or additional verification before allowing use on a replacement or transferred Device. Licensor may deny or limit reactivation where Licensor determines, in its sole discretion, that the requested transfer is inconsistent with the license granted.

11. HIGH-RISK ACTIVITIES

THE SOFTWARE IS NOT FAULT-TOLERANT AND IS NOT DESIGNED, MANUFACTURED, OR INTENDED FOR USE IN ANY HAZARDOUS, MISSION-CRITICAL, OR FAIL-SAFE ENVIRONMENT, INCLUDING WITHOUT LIMITATION NUCLEAR FACILITIES, AIRCRAFT NAVIGATION OR COMMUNICATION SYSTEMS, AIR TRAFFIC CONTROL, DIRECT LIFE-SUPPORT SYSTEMS, MEDICAL EMERGENCY SYSTEMS, OR WEAPONS SYSTEMS (“HIGH-RISK ACTIVITIES”). LICENSEE ASSUMES ALL RISK OF ANY SUCH USE. LICENSOR EXPRESSLY DISCLAIMS ANY WARRANTY OR REPRESENTATION OF FITNESS FOR HIGH-RISK ACTIVITIES.

12. NO SUPPORT OBLIGATION

Unless Licensor expressly agrees otherwise in writing, Licensor has no obligation to provide any maintenance, support, updates, upgrades, modifications, corrections, patches, or technical assistance for the Software. Any support, update, or upgrade provided by Licensor may be subject to additional terms and may be discontinued at any time.

13. DISCLAIMER OF WARRANTIES

TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW, THE SOFTWARE IS PROVIDED “AS IS,” “AS AVAILABLE,” AND “WITH ALL FAULTS,” AND LICENSOR DISCLAIMS ALL WARRANTIES, REPRESENTATIONS, AND CONDITIONS OF ANY KIND, WHETHER EXPRESS, IMPLIED, STATUTORY, OR OTHERWISE.

Without limiting the foregoing, Licensor expressly disclaims all implied warranties of:

Licensor does not warrant that:
  1. the Software will meet Licensee’s requirements;
  2. the Software will be uninterrupted, error-free, or secure;
  3. defects will be corrected;
  4. the Software or any output, information, or results generated by the Software will be accurate, complete, or current; or
  5. the Software will function with any particular hardware, software, operating system, or environment.
Licensee assumes the entire risk as to installation, use, quality, performance, and results of the Software.

14. WAIVER, RELEASE, ASSUMPTION OF RISK, AND LIMITATION OF LIABILITY

14.1 Use at Sole Risk.

Licensee acknowledges and agrees that use of the Software is entirely at Licensee’s sole risk.

14.2 Assumption of Risk.

Licensee is solely responsible for selecting the Software, determining whether it is suitable for Licensee’s purposes, ensuring correct installation and operation, verifying outputs, safeguarding data, and implementing backup, security, and recovery procedures.

14.3 Broad Release.

TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW, LICENSEE HEREBY IRREVOCABLY RELEASES, WAIVES, AND DISCHARGES LICENSOR AND ITS OFFICERS, DIRECTORS, OWNERS, SHAREHOLDERS, EMPLOYEES, CONTRACTORS, AGENTS, AFFILIATES, SUCCESSORS, AND ASSIGNS FROM ANY AND ALL CLAIMS, DEMANDS, CAUSES OF ACTION, DAMAGES, LOSSES, LIABILITIES, OBLIGATIONS, COSTS, AND EXPENSES OF EVERY KIND OR NATURE, WHETHER KNOWN OR UNKNOWN, SUSPECTED OR UNSUSPECTED, ARISING OUT OF OR RELATING TO THE SOFTWARE OR THIS AGREEMENT.

14.4 Exclusion of Damages.

TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW, IN NO EVENT SHALL LICENSOR OR ANY OF ITS OFFICERS, DIRECTORS, OWNERS, SHAREHOLDERS, EMPLOYEES, CONTRACTORS, AGENTS, AFFILIATES, SUCCESSORS, OR ASSIGNS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, PUNITIVE, CONSEQUENTIAL, OR OTHER DAMAGES OF ANY KIND, INCLUDING WITHOUT LIMITATION:

arising out of or relating to the Software, the use of or inability to use the Software, any support or lack of support, any activation or deactivation, any data or content, or this Agreement, whether based in contract, tort, statute, strict liability, equity, negligence, or any other theory, even if Licensor has been advised of the possibility of such damages.

14.5 Ordinary Negligence.

TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW, LICENSEE AGREES THAT LICENSOR SHALL HAVE NO LIABILITY FOR CLAIMS OR DAMAGES ARISING out of or relating to LICENSOR’S ACTS OR OMISSIONS, INCLUDING ORDINARY NEGLIGENCE.

14.6 Maximum Liability Cap.

IF, NOTWITHSTANDING THIS AGREEMENT, LICENSOR IS FOUND LIABLE FOR ANY CLAIM ARISING OUT OF OR RELATING TO THE SOFTWARE OR THIS AGREEMENT, THEN LICENSOR’S TOTAL CUMULATIVE LIABILITY SHALL NOT EXCEED THE GREATER OF:

  1. THE AMOUNT ACTUALLY PAID BY LICENSEE TO LICENSOR FOR THE SOFTWARE DURING THE TWELVE (12) MONTHS PRECEDING THE EVENT GIVING RISE TO THE CLAIM; OR
  2. ONE U.S. DOLLAR (US $1.00).

14.7 Essential Basis.

Licensee acknowledges that the disclaimers, releases, waivers, exclusions, and limitations set forth in this Agreement are a fundamental basis of the bargain, that Licensor would not provide the Software without them, and that they shall apply even if any remedy fails of its essential purpose.

15. INDEMNIFICATION

Licensee shall defend, indemnify, and hold harmless Licensor and its officers, directors, owners, shareholders, employees, contractors, agents, affiliates, successors, and assigns from and against any and all claims, demands, lawsuits, proceedings, damages, judgments, liabilities, penalties, fines, losses, costs, and expenses, including reasonable attorneys’ fees and costs, arising out of or relating to:

  1. Licensee’s installation, use, misuse, distribution, or operation of the Software;
  2. Licensee’s violation of this Agreement;
  3. Licensee’s violation of any law, regulation, or third-party right;
  4. Licensee’s data, content, systems, environment, or business operations;
  5. any third-party claim related to Licensee’s activities involving the Software; or
  6. any act or omission of Licensee or its personnel, contractors, or agents.
Licensor may, at its option and expense, assume the exclusive defense and control of any matter subject to indemnification, and Licensee shall fully cooperate in such defense.

16. EXPORT COMPLIANCE

The Software may be subject to United States export control laws and regulations and other applicable trade laws. Licensee shall not export, re-export, transfer, or make available the Software in violation of any applicable law. Licensee is solely responsible for compliance with all export, import, sanctions, and trade compliance requirements. Licensee shall defend, indemnify, and hold harmless Licensor from and against any violation of this Section.

17. TERMINATION

17.1 Termination by Licensor.

Licensor may suspend or terminate this Agreement, the Software, or any license rights granted hereunder at any time, with or without notice, to the maximum extent permitted by applicable law, including if Licensee breaches this Agreement or if Licensor elects to discontinue the Software or a License Type.

17.2 Effect of Termination.

Upon expiration, suspension, revocation, or termination of this Agreement or any license rights:

  1. all rights granted to Licensee shall immediately cease;
  2. Licensee shall immediately stop all use of the Software;
  3. Licensee shall uninstall, delete, and destroy all copies of the Software and related materials in its possession or control; and
  4. upon request, Licensee shall certify in writing its compliance with this Section.

17.3 No Liability for Termination.

Licensor shall have no liability to Licensee or any third party arising out of any suspension, restriction, revocation, expiration, discontinuation, or termination of the Software or this Agreement.

18. FORCE MAJEURE

Licensor shall not be liable for any failure, interruption, suspension, defect, delay, or nonperformance under this Agreement to the extent caused by events beyond its reasonable control, including without limitation acts of God, fire, flood, earthquake, natural disaster, war, terrorism, civil unrest, labor disputes, internet or telecommunications failure, utility interruption, cyberattack, malicious code event, supply disruption, governmental action, legal or regulatory restriction, or widespread system failure. Licensor may suspend, restrict, or terminate the Software during any such event without liability.

19. GOVERNING LAW

This Agreement shall be governed by and construed in accordance with the laws of the State of Nevada, without regard to conflict-of-laws principles. The United Nations Convention on Contracts for the International Sale of Goods shall not apply.

20. EXCLUSIVE JUDICIAL FORUM; NO ARBITRATION

Any dispute, claim, or controversy arising out of or relating to this Agreement or the Software shall be resolved exclusively in the state or federal courts located in the State of Nevada, and not by arbitration. Licensee irrevocably submits to the exclusive jurisdiction and venue of such courts and waives any objection based on lack of personal jurisdiction, improper venue, or forum non conveniens. Licensor may seek temporary, preliminary, or permanent injunctive, equitable, or other relief in any court of competent jurisdiction to protect its intellectual property, proprietary rights, confidential information, license enforcement rights, or other legitimate interests.

21. ATTORNEYS’ FEES AND COSTS

In any action, proceeding, or dispute arising out of or relating to this Agreement or the Software, Licensor shall be entitled, to the maximum extent permitted by applicable law, to recover its attorneys’ fees, expert fees, court costs, expenses, and other enforcement costs from Licensee if Licensor is the prevailing party or substantially prevails.

22. SEVERABILITY; REFORMATION

If any provision of this Agreement is held invalid, illegal, or unenforceable, that provision shall be enforced to the maximum extent permitted by applicable law, and, if necessary, shall be deemed modified to the minimum extent necessary to make it enforceable while preserving its intent as nearly as possible. The invalidity or unenforceability of any provision shall not affect any other provision, all of which shall remain in full force and effect.

23. NO WAIVER

No failure or delay by Licensor in exercising any right, remedy, power, or privilege under this Agreement shall operate as a waiver thereof. Any waiver must be in writing and signed by Licensor. A waiver of any breach shall not constitute a waiver of any other or subsequent breach.

24. ASSIGNMENT

Licensee may not assign, delegate, transfer, or sublicense this Agreement or any rights or obligations hereunder without Licensor’s prior written consent. Any attempted assignment in violation of this Section shall be void. Licensor may assign, transfer, delegate, or otherwise dispose of this Agreement, in whole or in part, without notice to Licensee.

25. ENTIRE AGREEMENT; AMENDMENTS

This Agreement constitutes the entire agreement between Licensee and Licensor with respect to the Software and supersedes all prior or contemporaneous communications, proposals, understandings, and agreements relating thereto. Licensor may supplement or amend this Agreement by posting or providing updated terms, addenda, activation terms, ordering terms, or product-specific terms, and such terms shall govern as stated by Licensor.

26. SURVIVAL

The provisions of this Agreement that by their nature should survive expiration, revocation, suspension, or termination shall survive, including without limitation Sections 6, 8, 9, 11, 12, 13, 14, 15, 16, 17.2, 17.3, 18, 19, 20, 21, 22, 23, 24, 25, and 26.

27. ACKNOWLEDGMENT

BY DOWNLOADING, INSTALLING, COPYING, ACCESSING, ACTIVATING, OR USING THE SOFTWARE, LICENSEE ACKNOWLEDGES THAT LICENSEE HAS READ THIS AGREEMENT, UNDERSTANDS IT, AND AGREES TO BE BOUND BY IT.

Copyright © 2026 John R. Hamilton Enterprises, Inc. All rights reserved.