Legal

End User License Agreement

EFISChartSync Application  ยท  Last updated May 15, 2026

This End User License Agreement ("EULA") is a legal agreement between you ("you" or "Licensee") and Abeam LLC (doing business as EFISCharts, "EFISCharts," "we," "us," or "our") governing your use of the EFISChartSync application and any associated chart data files (collectively, the "Application").

By installing or using the Application, you agree to be bound by this EULA. If you do not agree, do not install or use the Application.

Aviation Safety Notice. EFISChartSync and the chart data it delivers are supplemental situational awareness tools only. They are not certified avionics and are not approved as a primary navigation reference. The Pilot in Command is solely responsible for all flight decisions. Always verify chart currency through official FAA sources before flight.

1. License Grant

Subject to the terms of this EULA and your maintaining an active EFISCharts subscription, EFISCharts grants you a limited, non-exclusive, non-transferable, revocable license to:

This license is for your personal, non-commercial use only. You may not use the Application or chart data in connection with any commercial aviation operation, flight training business, or service offered to third parties without a separate written agreement with EFISCharts.

2. Subscription Requirement

Use of the Application requires an active EFISCharts subscription and a valid activation code. Your license to use the Application and access chart data is contingent on your subscription remaining current. Upon expiration or cancellation of your subscription, your right to download new chart data ceases, though previously downloaded data may remain on your devices.

3. Restrictions

You agree that you will not, and will not permit any third party to:

4. Updates and Changes

EFISCharts may from time to time develop updates, patches, or new versions of the Application. Updates may be required to continue accessing chart data. You agree that EFISCharts may automatically update the Application on your device, and that the terms of this EULA will apply to all updates unless a separate license accompanies the update.

EFISCharts reserves the right to modify, suspend, or discontinue the Application or any part of it at any time. We will provide reasonable notice of material changes that affect your use of the Application.

5. Chart Data

Chart data delivered through the Application is derived from FAA aeronautical publications and updated on each 28-day AIRAC cycle. You acknowledge that:

6. Aviation Disclaimer

The Application and chart data are designed as supplemental cockpit tools to enhance situational awareness. They are not:

You, as Pilot in Command, are solely and exclusively responsible for the safe operation of your aircraft and for complying with all applicable aviation regulations. No information displayed through the Application should override your aeronautical judgment or supersede applicable regulations.

7. Privacy

Your use of the Application is also governed by our Privacy Policy, which is incorporated into this EULA by reference. By using the Application, you consent to the collection and use of your information as described in the Privacy Policy.

8. User Content and Feedback

You may from time to time submit feedback, bug reports, suggestions, or other communications to EFISCharts regarding the Application ("Feedback"). By submitting Feedback, you grant EFISCharts a non-exclusive, worldwide, perpetual, irrevocable, royalty-free license to use, reproduce, modify, adapt, publish, and incorporate that Feedback into the Application or related products and services without any obligation of compensation or attribution to you.

EFISCharts may also collect and use aggregated, anonymized data about how you use the Application, such as feature usage patterns and performance metrics, for the purpose of improving the Application and developing new features. Such aggregated data will not identify you personally.

9. Export Controls

The Application and chart data may be subject to United States export control laws and regulations, including the Export Administration Regulations (EAR). You agree that you will not use, export, re-export, or transfer the Application or chart data, directly or indirectly, to any country, entity, or individual in violation of applicable US export control laws and regulations or economic sanctions programs administered by the US Treasury Department's Office of Foreign Assets Control (OFAC). By using the Application, you represent and warrant that you are not located in, under the control of, or a national or resident of any country subject to a US government embargo, and that you are not on any US government list of prohibited or restricted parties.

10. Intellectual Property

The Application, including all software code, design, user interface, and documentation, is owned by Abeam LLC and is protected by copyright, trade secret, and other applicable intellectual property laws. The underlying FAA aeronautical chart data is published by the Federal Aviation Administration and is in the public domain; however, EFISCharts' formatting, georeferencing, processing pipeline, and delivery infrastructure are proprietary.

This EULA does not grant you any ownership interest in the Application. All rights not expressly granted herein are reserved by Abeam LLC.

11. No Warranty

THE APPLICATION AND CHART DATA ARE PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW, ABEAM LLC EXPRESSLY DISCLAIMS ALL WARRANTIES, WHETHER EXPRESS, IMPLIED, STATUTORY, OR OTHERWISE, INCLUDING WITHOUT LIMITATION ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, TITLE, AND NON-INFRINGEMENT.

EFISCHARTS DOES NOT WARRANT THAT THE APPLICATION WILL MEET YOUR REQUIREMENTS, OPERATE WITHOUT INTERRUPTION OR ERROR, OR THAT DEFECTS WILL BE CORRECTED. YOU ASSUME ALL RISK AS TO THE QUALITY AND PERFORMANCE OF THE APPLICATION.

12. Limitation of Liability

TO THE FULLEST EXTENT PERMITTED BY APPLICABLE LAW, IN NO EVENT SHALL ABEAM LLC OR ITS OFFICERS, DIRECTORS, EMPLOYEES, OR AGENTS BE LIABLE FOR ANY INDIRECT, INCIDENTAL, SPECIAL, CONSEQUENTIAL, EXEMPLARY, OR PUNITIVE DAMAGES, INCLUDING BUT NOT LIMITED TO PERSONAL INJURY, PROPERTY DAMAGE, LOSS OF PROFITS, LOSS OF DATA, OR ANY OTHER LOSS ARISING OUT OF OR IN CONNECTION WITH THIS EULA OR YOUR USE OF OR INABILITY TO USE THE APPLICATION, EVEN IF EFISCHARTS HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.

IN NO EVENT SHALL EFISCHARTS'S TOTAL LIABILITY TO YOU FOR ALL CLAIMS ARISING UNDER OR RELATING TO THIS EULA EXCEED THE AMOUNT YOU PAID FOR THE APPLICATION OR SUBSCRIPTION IN THE TWELVE (12) MONTHS PRECEDING THE CLAIM.

SOME JURISDICTIONS DO NOT ALLOW THE EXCLUSION OR LIMITATION OF CERTAIN DAMAGES, SO SOME OF THE ABOVE LIMITATIONS MAY NOT APPLY TO YOU.

13. Termination

This EULA is effective until terminated. Your rights under this EULA will terminate automatically without notice if you fail to comply with any term. Upon termination, you must cease all use of the Application and destroy all copies in your possession. Sections 10, 11, 12, and 15 survive termination of this EULA.

EFISCharts may also terminate this EULA if your subscription lapses and is not renewed within a reasonable grace period.

14. Apple App Store Additional Terms

If you obtained the Application through the Apple App Store, the following additional terms apply:

15. Governing Law

This EULA is governed by and construed in accordance with the laws of the United States and the state in which Abeam LLC is organized, without regard to conflict of law principles. Any dispute arising under this EULA shall be resolved as set forth in the EFISCharts Terms of Service.

16. Contact

If you have questions about this EULA, please contact us:

Abeam LLC
Contact: efischarts.com/support
Website: www.efischarts.com