Terms of Service
These Terms of Service (“Terms”) govern your access to and use of the services provided by Altcha.org and operated by BAU Software s.r.o. (“Company”), including ALTCHA Cloud, related APIs, dashboards, documentation, and other related services (collectively, the “Services”).
By creating an account, subscribing to a paid plan, or otherwise accessing or using the Services, you agree to be bound by these Terms. If you do not agree to these Terms, you may not use the Services.
1. Definitions
1.1. “ALTCHA Cloud” means the hosted bot protection service provided by the Company.
1.2. “Account” means the account created by you or on your behalf to access the Services.
1.3. “Customer Data” means data submitted to or processed through the Services by or on behalf of the Customer.
1.4. “Customer”, “you”, or “your” means the individual or legal entity using the Services.
1.5. “Services” means ALTCHA Cloud and any related APIs, dashboards, software, documentation, and other services made available by the Company.
2. Accounts and Registration
2.1. To access certain features of the Services, you must create an Account.
2.2. You agree to provide accurate, complete, and up-to-date information when creating and maintaining your Account.
2.3. You are responsible for maintaining the confidentiality of your Account credentials and for all activities conducted through your Account.
2.4. You must promptly notify the Company if you become aware of any unauthorized access to or use of your Account.
2.5. You may not share your Account credentials with third parties or allow unauthorized persons to access your Account.
3. Subscriptions and Plans
3.1. ALTCHA Cloud is offered through subscription plans described on the Company’s website and pricing pages.
3.2. The available plans may differ in the number of sites included and the API capacity available to the Customer. The features and compliance standards included in each plan are described on the applicable pricing page.
3.3. The Company may introduce, modify, or discontinue plans or features from time to time. Changes to an existing paid subscription will be communicated in accordance with applicable law.
3.4. The Company may offer a free trial or other promotional period.
3.5. Unless you cancel before the end of the applicable trial or promotional period, a paid subscription may begin automatically according to the subscription terms presented when you subscribe.
4. Fees and Payments
4.1. You agree to pay the fees applicable to the plan selected for your Account.
4.2. Subscription fees are charged in advance according to the applicable billing period.
4.3. Unless otherwise required by applicable law or expressly stated otherwise, subscription fees are non-refundable.
4.4. Payments for subscription fees are processed by our billing partner, Paddle.com, which may act as the merchant of record and issue tax invoices for transactions.
4.5. We may offer direct invoicing to eligible customers, including EU-based customers. Directly invoiced customers must pay invoices according to the payment terms stated on the applicable invoice.
4.6. The Company may change subscription fees by providing reasonable advance notice. Changes will generally apply from the beginning of the next applicable billing period.
4.7. If a payment is overdue, the Company may suspend access to the paid Services after providing reasonable notice, where required by applicable law.
5. Fair Use and API Limits
5.1. ALTCHA Cloud does not impose a hard monthly limit on the number of verifications or assessments processed through the Services.
5.2. To ensure reliable and fair access to shared capacity, the Company may apply API rate limits and other technical limitations.
5.3. The applicable rate limits depend on the Customer’s subscription plan and may be described on the pricing page or in the applicable Service documentation.
5.4. The Company may take reasonable measures to protect the Services from excessive, abusive, or unusual usage, including temporarily limiting or suspending requests.
5.5. Customers whose requirements regularly exceed the applicable capacity should contact the Company to discuss their use case and available options.
6. Acceptable Use
6.1. You may use the Services only in accordance with these Terms, the applicable documentation, and all applicable laws and regulations.
6.2. You must not:
- use the Services for any unlawful, fraudulent, or abusive purpose;
- attempt to gain unauthorized access to the Services, systems, accounts, or data;
- circumvent or interfere with security measures, rate limits, or access controls;
- probe, scan, or test the vulnerability of the Services without prior written authorization;
- reverse engineer, decompile, or disassemble proprietary components of the Services, except to the extent expressly permitted by applicable law;
- use the Services to transmit malware or other malicious code;
- interfere with the availability, integrity, or operation of the Services;
- resell or sublicense access to the Services unless expressly authorized by the Company;
- use the Services in a manner that could damage, overburden, or impair the Services or negatively affect other customers.
6.3. You are responsible for ensuring that your use of the Services and your application comply with all applicable laws and regulations.
7. Customer Data and Privacy
7.1. You retain all rights to Customer Data submitted to or processed through the Services.
7.2. You grant the Company the limited rights necessary to process Customer Data solely to provide, maintain, secure, and improve the Services.
7.3. The Company’s processing of personal data is described in the Privacy Policy.
7.4. You are responsible for ensuring that you have all necessary rights, permissions, and legal bases required to submit Customer Data to the Services.
7.5. You must not knowingly submit sensitive personal data or other data to the Services where doing so would violate applicable law or your obligations to the relevant data subjects.
8. Data Security and Service Availability
8.1. The Company maintains and operates the Services using industry-standard technical and organizational security measures designed to protect Customer Data against unauthorized access, disclosure, alteration, loss, and destruction.
8.2. The Services use industry-standard encryption to protect data in transit and at rest. Access to systems and data is restricted through appropriate access controls and is limited to authorized personnel and service providers who require access to perform their responsibilities.
8.3. The Company maintains security practices designed to protect the confidentiality, integrity, and availability of the Services and Customer Data. These practices include access controls, encryption, monitoring, backups, security updates, and other appropriate technical and organizational measures.
8.4. ALTCHA Cloud is hosted in the European Union and uses EU-only endpoints as described in the applicable Service documentation. The Company operates the Services in accordance with its stated privacy and data protection commitments.
8.5. The Company continuously monitors the Services and maintains reasonable procedures for detecting, responding to, and recovering from security incidents and service disruptions.
8.6. The Company may temporarily suspend or limit access to the Services when reasonably necessary for maintenance, security updates, incident response, or to protect the Services, Customer Data, the Company, or other customers.
8.7. The Company will use reasonable efforts to restore affected Services following an interruption and will take appropriate measures to prevent the recurrence of identified security incidents where reasonably practicable.
8.8. While the Company maintains strong security measures and operational controls, no internet-based service can be guaranteed to be completely secure or continuously available. Accordingly, except where expressly agreed otherwise in writing, the Company does not guarantee uninterrupted or error-free operation of the Services.
9. Intellectual Property
9.1. The Services, including the ALTCHA Cloud platform, APIs, software, documentation, designs, trademarks, and related materials, are owned by the Company or its licensors and are protected by applicable intellectual property laws.
9.2. Subject to these Terms and your payment of applicable fees, the Company grants you a limited, non-exclusive, non-transferable, non-sublicensable right to access and use the Services during the applicable subscription period.
9.3. You may not copy, modify, distribute, sell, lease, sublicense, or create derivative works of the proprietary Services or any part thereof, except as expressly permitted by these Terms or applicable law.
9.4. These Terms do not transfer ownership of any intellectual property to you.
10. Open-Source Software
10.1. Certain ALTCHA software and components may be distributed under separate open-source licenses.
10.2. Where applicable, the use of such software is governed by the relevant open-source license rather than these Terms.
10.3. These Terms govern your use of ALTCHA Cloud and other proprietary Services provided by the Company.
11. Third-Party Services
11.1. The Services may integrate with or depend on third-party services, including payment, hosting, infrastructure, or other service providers.
11.2. Third-party services may be subject to separate terms and privacy policies.
11.3. The Company is not responsible for the availability, security, or operation of third-party services outside the Company’s reasonable control.
12. Support
12.1. Paid Cloud plans include email support as described on the applicable pricing page.
12.2. Standard support is provided on a reasonable-efforts basis and does not include guaranteed response or resolution times unless otherwise expressly stated in a separate support plan or written agreement.
12.3. The Company may offer additional support plans with defined service levels, including guaranteed response times, availability targets, escalation procedures, or other support commitments (“Support Plans”).
12.4. Where a Customer purchases a Support Plan, the applicable service levels and commitments are governed by the terms of that Support Plan or the applicable written agreement. In the event of a conflict between these Terms and a Support Plan, the Support Plan will control solely with respect to the applicable support commitments.
12.5. Support Plans may be subject to additional fees and eligibility requirements.
13. Suspension and Termination
13.1. You may cancel your subscription at any time through the available account or subscription management functionality or by contacting the Company.
13.2. Cancellation generally takes effect at the end of the current paid billing period unless otherwise stated.
13.3. The Company may suspend or terminate your access to the Services if:
- you materially breach these Terms;
- you fail to pay applicable fees;
- your use of the Services presents a security, legal, or operational risk;
- your use of the Services violates applicable law;
- suspension or termination is reasonably necessary to protect the Services, the Company, or other customers.
13.4. Where reasonably practicable and legally permitted, the Company will provide notice before suspending or terminating access for a breach and provide an opportunity to remedy the breach.
13.5. The Company may immediately suspend access where necessary to address an urgent security threat, illegal activity, or material risk to the Services or other users.
13.6. Upon termination, your right to access and use the Services will cease.
13.7. Provisions that by their nature should survive termination will survive termination, including provisions concerning intellectual property, payment obligations, limitations of liability, and governing law.
14. Disclaimers
14.1. The Company designs, operates, and continuously improves the Services with the goal of providing a high level of protection against automated abuse, malicious traffic, and other security threats. The Company continuously invests in the security, reliability, and capabilities of the Services.
14.2. The Services use advanced protection technologies, threat intelligence, and security measures intended to detect, prevent, and mitigate automated abuse and other malicious activity.
14.3. Due to the constantly evolving nature of security threats and the technical limitations inherent in internet-based systems, it is not technically possible to guarantee protection against every possible security threat, attack, or form of abuse.
14.4. Accordingly, while the Company continuously works to improve the effectiveness and security of the Services, the Company does not guarantee that the Services will detect, prevent, or eliminate every instance of automated abuse, fraud, malicious activity, or other security threat.
14.5. You remain responsible for maintaining appropriate security measures for your own applications, systems, accounts, and data.
15. Limitation of Liability
15.1. To the fullest extent permitted by applicable law, the Company shall not be liable for any indirect, incidental, special, consequential, exemplary, or punitive damages, or for any loss of profits, revenue, business, goodwill, data, or anticipated savings.
15.2. To the fullest extent permitted by applicable law, the total aggregate liability of the Company arising out of or relating to the Services or these Terms shall not exceed the amount paid or payable by you for the Services during the twelve (12) months preceding the event giving rise to the claim.
15.3. Nothing in these Terms excludes or limits liability that cannot legally be excluded or limited under applicable law.
16. Indemnification
16.1. To the extent permitted by applicable law, you agree to indemnify and hold harmless the Company, its affiliates, officers, employees, and contractors from claims, damages, liabilities, costs, and expenses arising out of:
- your breach of these Terms;
- your unlawful or unauthorized use of the Services;
- your Customer Data;
- your violation of applicable law or the rights of a third party.
17. Changes to These Terms
17.1. The Company may update these Terms from time to time.
17.2. If a change materially affects your rights or obligations, the Company will provide reasonable notice where required by applicable law.
17.3. Updated Terms will become effective on the date stated in the updated Terms or, if no date is stated, upon publication.
17.4. Your continued use of the Services after the effective date of updated Terms constitutes acceptance of the updated Terms.
18. Governing Law
18.1. These Terms shall be governed by and construed in accordance with the laws of the Czech Republic, without regard to its conflict of law provisions.
18.2. Any disputes arising out of or relating to these Terms or the Services shall be subject to the jurisdiction of the competent courts of the Czech Republic, unless mandatory applicable law provides otherwise.
19. General Provisions
19.1. These Terms constitute the entire agreement between you and the Company regarding your use of the Services, except for any additional written agreement expressly entered into between you and the Company.
19.2. If any provision of these Terms is found to be invalid or unenforceable, the remaining provisions will remain in full force and effect.
19.3. You may not assign or transfer your rights or obligations under these Terms without the Company’s prior written consent, except where permitted by applicable law.
19.4. The Company may assign or transfer its rights and obligations under these Terms in connection with a merger, acquisition, reorganization, or transfer of all or substantially all of its assets.
19.5. The failure of the Company to enforce any provision of these Terms does not constitute a waiver of that provision.
20. Contact Us
The legal operator of the website and related services is:
BAU Software s.r.o.
Lidicka 700/19, 602 00 Brno, Czechia, EU
If you have any questions or concerns about these Terms of Service, please contact us at:
By using the Services, you agree to be bound by the most current version of these Terms. If you do not agree to any provision of these Terms, you must not use the Services.
Last Updated: 21/07/2026
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