Acceptable use policy

This Acceptable Use Policy (“AUP”) governs the use of the YESIM Application, YESIM Products and Services, including but not limited to YESIM Virtual Numbers.

This AUP forms an integral and binding part of the YESIM Terms of Service. Capitalized terms not defined herein shall have the meaning set forth in the Terms of Service. In the event of any conflict, the Terms of Service shall prevail.

By using the YESIM Application, Products or Services, You acknowledge that You have read, understood, and agreed to this Acceptable Use Policy.

1. Purpose of This Policy

The purpose of this AUP is to:

• ensure lawful, fair, and responsible use of YESIM Products and Services;
• protect YESIM, its Users, partners, and third parties from abuse, fraud, and misuse;
• define prohibited activities and usage patterns.

YESIM may, at its sole discretion, determine whether a User’s conduct violates this AUP.

2. General Acceptable Use Principles

You may use YESIM Products and Services only for lawful purposes and in a manner that:

• does not violate applicable laws or regulations;
• does not infringe the rights of others;
• does not expose YESIM or third parties to legal, regulatory, operational, or reputational risk.

Any use that is illegal, deceptive, abusive, or unreasonable is strictly prohibited.

3. Prohibited Activities (General)

The following activities are prohibited when using YESIM Products or Services, whether directly or indirectly:

• attempting to bypass, disable, or interfere with any technical, security, or operational measures of YESIM;
• copying, reproducing, modifying, adapting, reverse engineering, decompiling, disassembling or otherwise attempting to derive the source code of the YESIM Application, YESIM Products or Services or other Intellectual Property of YESIM, or interfering with the YESIM Application’s performance or functionality
• reverse engineering, testing, probing, or exploiting the YESIM Products or Services to identify limitations, vulnerabilities, or enforcement mechanisms;
• using YESIM Products or Services in any manner that adversely affects or is reasonably likely to adversely affect their availability, stability, reliability, or performance;
• engaging in illegal, fraudulent, deceptive, or misleading activities or any other abusive conduct, including but not limited to hacking into any aspect of the YESIM Application or YESIM Products or Services, spamming, distributing of unsolicited email, unsolicited advertisement, promotional information or other communications, transmitting or distributing viruses or other technologically harmful, destructive, malicious, spying, offensive or obscene materials, programs and/or codes, harmful agents or mechanisms that is designed to disrupt functionality, harm, disable or collect information;
• creating or using a false, misleading, or anonymized identity with the intent to deceive YESIM or third parties;
• reselling, sublicensing, leasing, assigning, distributing, making available, or otherwise providing YESIM Products or Services to any third party, whether for consideration or free of charge, without the prior written consent of YESIM;
• facilitating, encouraging, or promoting any activity prohibited under this AUP.

4. Prohibited Use of YESIM Virtual Numbers

YESIM Virtual Numbers are provided for lawful personal use and for receiving incoming SMS messages only.

In addition to the general prohibitions above, the User shall not use, or attempt to use, a YESIM Virtual Number for:

1. Unsolicited or abusive communications, including but not limited to spam, bulk, mass, or automated messaging activities;
2. Impersonation or misrepresentation, including creating or using a virtual number to mislead others as to the identity of the User or the origin of messages;
3. Circumventing or violating third-party rules, policies, terms of service, or enforcement mechanisms of any platforms, applications, or communication service providers;
4. Automated or abusive usage patterns, including the use of scripts, bots, or other automated means to collect, extract, harvest, or exploit verification, authentication, or similar messages;
5. Abnormal or excessive usage patterns, even where message volume is not excessive, if such patterns reasonably indicate misuse, abuse, or attempts to evade enforcement;
6. Any activity that is illegal, fraudulent, deceptive, or otherwise inconsistent with the intended purpose of the YESIM Virtual Number.

5. Compliance With Third-Party Policies

The User is solely responsible for ensuring that their use of YESIM Products and Services complies with:

• applicable laws and regulations; and
• the terms, policies, and rules of any third-party services or platforms with which the YESIM Products or Services are used.

YESIM does not control and is not responsible for third-party policies, restrictions, suspensions, or bans.

6. Monitoring and Enforcement

YESIM reserves the right, but does not undertake the obligation, to monitor usage of its Products and Services, in accordance with applicable data protection laws, for compliance with this AUP.

If YESIM determines, at its sole discretion, that a violation of this AUP has occurred or is likely to occur, YESIM may, without prior notice, take one or more of the following actions:

• suspend, restrict, or terminate the User’s Account;
• suspend, restrict, or terminate any YESIM Virtual Number;
• suspend or terminate access to any YESIM Products or Services;
• apply contractual penalties in accordance with the Terms of Service;
• take any other measures deemed reasonably necessary to protect YESIM, its Users, partners, or third parties.

Such actions shall not give rise to any right of refund, compensation, or damages.

7. No Limitation of Other Rights

This AUP does not limit YESIM’s rights under:

• the Terms of Service;
• applicable law; or
• any other agreements between YESIM and the User.

Any violation of this AUP constitutes a material breach of the Terms of Service.

8. Changes to This Policy

YESIM may update or modify this Acceptable Use Policy at any time by publishing a revised version via the YESIM Application or on the YESIM website. Continued use of YESIM Products or Services after such publication constitutes acceptance of the updated AUP.

9. Contact

If You have questions regarding this Acceptable Use Policy, please contact: support@yesim.tech

Effective Date: February 5, 2026