FlashOTG Android · Legal

FlashOTG Terms of Service

Version: 1.0.0Last Updated: August 17, 2026Effective Date: August 17, 2026
Language English 中文

Welcome to FlashOTG (hereinafter "the Software").

The Software is a firmware flashing and data utility running on Android mobile devices, supporting ESP32/ESP8266 series chips and Arduboy/AVR (ATmega32U4) devices. It is developed independently by an individual developer (hereinafter "the Developer" or "we") and released under the MIT License.

PLEASE READ THESE TERMS CAREFULLY. By installing, copying, or otherwise using the Software, you acknowledge that you have read, understood, and agree to be bound by all terms of this agreement. If you do not agree to any of these terms, immediately cease use and uninstall the Software.

I. Open Source License

1.1 The source code of the Software is released under the MIT License. You may freely obtain, use, modify, and distribute the source code of the Software, subject to compliance with the terms of the MIT License.

1.2 The full text of the MIT License is available at:

https://opensource.org/licenses/MIT

1.3 Third-party components used by the Software (if any) are copyrighted by their respective owners and provided under their respective license terms. By using the Software, you agree to comply with all applicable third-party license terms.

II. Software Functionality

2.1 The Software is a pure utility application. It does NOT embed, host, or distribute any firmware (.hex / .bin / .arduboy) or application files. Its primary functions include:

  • a) ESP series chips: identification, flashing, backup, full erase, and serial monitoring over USB;
  • b) Arduboy/AVR: HEX flashing and verification, EEPROM read/write, FX Cart management (backup/flash/scan/editor), and .arduboy package parsing/building;
  • c) Displaying Arduboy firmware community resource link text (copy only; no file hosting).

2.2 All firmware files to be flashed are provided solely by you (whether selected from local storage, downloaded from third-party websites, or accessed via links within the App). The Software does not review, verify, or warrant the source, content, legality, security, or compatibility of any firmware files.

III. License Grant

3.1 Subject to your compliance with these terms, the Developer grants you a personal, non-exclusive, non-transferable, non-sublicensable, revocable, free-of-charge license to install and run the Software on Android mobile devices you legally own.

3.2 You shall NOT:

  • a) Use the Software in any way that infringes upon others' rights or violates applicable laws and regulations;
  • b) Use the Software for any commercial purpose (including but not limited to paid flashing services, bundling the Software in commercial products for sale, etc.);
  • c) Unauthorizedly use Arduino / Arduboy trademarks or claim affiliation with Arduino / Arduboy official;
  • d) Use the Software to flash firmware onto others' devices without their explicit authorization;
  • e) Remove, modify, or obscure any copyright notices, trademark notices, or license notices contained in the Software;
  • f) Minors under the age of 18 from using the Software. The Software involves low-level hardware operations that may cause permanent device damage, electric shock, overheating, or other personal injury and property damage, posing particular danger to children and adolescents. If a minor needs to use the Software, it must be done under the full-time accompaniment, guidance, and supervision of a guardian, and the guardian shall bear full legal responsibility for all consequences arising from such use.

IV. Intellectual Property

4.1 The copyright of the Software's source code belongs to the Developer and open-source community contributors, licensed under the MIT License.

4.2 The intellectual property rights (including but not limited to copyright) of any firmware files (.hex / .bin / .arduboy) you flash via the Software belong to the original authors or applicable open-source license holders. You are obligated to ensure that your use of firmware does not infringe upon any third-party intellectual property rights.

4.3 The copyright of BIN files exported from your own Arduboy device belongs to the rights holders of the original firmware on that device. You may only use exported files for personal backup, study, or research purposes, and may not distribute them commercially or for infringing purposes.

4.4 "Arduboy" is a registered trademark / product name of Arduboy LLC. The Software is NOT developed, endorsed, or sponsored by Arduboy official, nor is it affiliated with Arduboy in any way. All trademarks and product names appearing in the Software belong to their respective owners and are used for identification purposes only.

V. Permissions

5.1 The Software requires the following system permissions during operation:

  • a) USB Device Access: To establish serial communication with ESP or Arduboy/AVR devices for identification, flashing, backup, verification, or monitoring operations;
  • b) File Access (Storage Access Framework): To select HEX, BIN, .arduboy, and other firmware files from device storage, or to save backups/exports to a location you choose.

5.2 All permissions you grant are used solely for the Software's normal functional operation and will not be used for any other purposes. You may revoke granted permissions at any time in system settings; however, some features of the Software may not function properly after revocation.

VI. Termination and Updates

6.1 This agreement takes effect upon your acceptance and remains in effect until terminated. If you violate any provision of this agreement, it shall terminate automatically. Upon termination, you shall cease using the Software and destroy all copies.

6.2 The Developer reserves the right to update this agreement at any time. Updated terms will be published within the Software and take effect upon publication. Your continued use of the Software after updates constitutes acceptance of the updated terms. If you do not agree to the updated terms, you must immediately cease using the Software.

VII. Governing Law and Dispute Resolution

7.1 This agreement shall be governed by and construed in accordance with the laws of the People's Republic of China.

7.2 Any dispute arising from or in connection with this agreement shall first be resolved through friendly negotiation. If negotiation fails, either party may bring suit in a competent court at the Developer's domicile.

For any questions, comments, or suggestions regarding this agreement, please contact the Developer: flashotg@foxmail.com