Last updated: October 2025
Service Agreement: These general terms and conditions govern the use of the VoltSense service provided by Purpletail OÜ. By using the service, you agree to be bound by these terms.
Purpletail OÜ provides the CUSTOMER with the VoltSense service (SERVICE), which consists of displaying information about the CUSTOMER's vehicle(s) (battery voltages, temperature, humidity and location if described in the service agreement) via a web interface using VoltSense devices.
The type, volume and presentation of data displayed depends on the ordered service modules, which are described on the Purpletail OÜ website.
CLIENT access to the SERVICE is via a web interface via a designated website.
The SERVICE can only be used via a registered VoltSense device activated by Purpletail OÜ.
THE SERVICE requires proper installation and operation of the DEVICE, proper operation of the GSM mobile communication service, available internet and fulfillment of other related prerequisites.
The CLIENT's obligations also apply to natural persons who use the SERVICE's online environment with the username and password provided to the CLIENT.
User IDs are assigned and managed by the CONTACT designated by the CLIENT, whose name and contact details are provided to Purpletail OÜ.
Purpletail OÜ may change USER DATA upon written order from the CONTACT.
The CLIENT is responsible for ensuring that all users comply with the Agreement and the General Terms and Conditions.
User IDs must be kept confidential and must be used only by authorized persons.
In order to use the CLIENT's data to provide the SERVICE, the CLIENT grants Purpletail OÜ the right to use this data in accordance with the agreement.
CLIENT and CONTACT must comply with personal data protection laws and implement appropriate protection measures.
The CLIENT is prohibited from using the SERVICE for illegal purposes or to harm the rights or property of others.
The CLIENT undertakes not to remove the SIM card and to use it only for the provision of the SERVICE.
Purpletail OÜ may update and modify the SERVICE's information technology solutions and make technical improvements as necessary.
Purpletail OÜ may perform maintenance of the SERVICE and install updates and close access to the SERVICE for security reasons.
If necessary to ensure security, Purpletail OÜ may change USER DATA.
USER DATA will not be disclosed to third parties, unless required by law.
Purpletail OÜ is not responsible if the SERVICE data does not reach the CLIENTS or is incomplete.
Purpletail OÜ may extend, shorten or cancel the warranty period.
The CLIENT shall pay a fee for the use of the SERVICE in accordance with the price list and terms and conditions set out in the contract and/or on the Purpletail OÜ website. The amount of the fee depends on the ordered SERVICE modules and period.
The fee includes payment for the use of SIM cards necessary for the provision of the service.
The fee is calculated on a calendar month basis starting from the month of conclusion of the contract.
The fee is paid in advance and the invoice payment date is the date specified in the contract.
In case of non-payment of the fee, Purpletail OÜ has the right to close access to the SERVICE until the debt is paid.
Purpletail OÜ has the right to change the prices of the service by notifying the CLIENTS in writing at least 30 days in advance. The changed price will be effective from the date of notification.
The contract is valid for the specified period and is automatically extended for the same period unless the contract is terminated at least 30 days before the end of the contract period.
The contract can be cancelled in writing by e-mail.
Purpletail OÜ has the right to terminate the contract exceptionally if the CLIENT has violated the terms of the contract or used the SERVICE illegally.
Purpletail OÜ is not responsible for the consequences of using the SERVICE due to incorrect data provided by the client or the accuracy and correctness of the data.
Purpletail OÜ is not liable for any damages related to the use of the service due to non-performance or interruption of the service, unless such damages are caused intentionally.
The CLIENT is responsible for the accuracy and legality of all data that he/she submits through the service.
The CLIENT undertakes to compensate for all damages caused by the improper or illegal use of the SERVICE.
The Agreement is governed by the laws of the Republic of Estonia.
This agreement and general terms and conditions constitute the entire agreement between the CLIENT and Purpletail OÜ and supersede all previous agreements.
By paying the subscription fee or invoice, the CLIENT confirms their acceptance and agreement to these Terms and Conditions. Continued use of the SERVICE constitutes ongoing acceptance of any updates to these terms.
Both parties agree to keep confidential all confidential information obtained in the Agreement and during the use of the SERVICE that has not been publicly disclosed.
In the event of a breach of confidentiality, the violator is obliged to compensate the other party for any damages caused and any possible legal consequences in accordance with applicable laws.
All disputes arising from the contract shall be resolved through negotiations. If negotiations do not lead to an agreement, the dispute shall be resolved in accordance with the laws of the Republic of Estonia.
If any provision of these general terms and conditions proves to be illegal or void, this shall not affect the validity and completeness of the remaining provisions.
These general terms and conditions may be changed by Purpletail OÜ upon written notice to the CLIENTS.
Questions? If you have any questions about these Terms of Service, please contact us at support@voltsense.eu.