Terms of Service
Last updated: March 20, 2026
1. Agreement to Terms
By accessing or using the Arc Stack platform, website, and related services (collectively, the “Service”), you agree to be bound by these Terms of Service (“Terms”). If you do not agree to these Terms, you may not use the Service.
These Terms apply to all visitors, users, and others who access or use the Service, including businesses that integrate Arc Stack into their websites (“Customers”) and the end users who interact via the Arc Stack messenger (“End Users”).
2. Description of Service
Arc Stack is a customer engagement platform that provides businesses with tools for live chat messaging, shared team inboxes, ticket management, and related communication features. The Service includes the Arc Stack dashboard, embeddable chat widget, APIs, and any associated documentation.
3. Account Registration
To use certain features of the Service, you must register for an account. You agree to provide accurate, current, and complete information during registration and to keep your account information updated. You are responsible for safeguarding the credentials used to access the Service and for all activities that occur under your account.
You must notify Arc Stack immediately of any unauthorized use of your account. Arc Stack will not be liable for any loss arising from unauthorized use of your account.
4. Subscriptions and Billing
Arc Stack offers subscription plans on a per-seat basis. All prices are listed in United States Dollars (USD). Subscriptions may be billed monthly or annually. Annual subscriptions include a discount as described on our pricing page.
Free trials provide full access to the platform and are limited to 50 inbound messages or 7 days, whichever comes first. No credit card is required for a free trial.
You authorize Arc Stack to charge the payment method on file for all fees incurred. If payment fails, we may suspend or terminate your access to the Service until payment is resolved.
5. Acceptable Use
You agree not to:
- Use the Service for any unlawful purpose or in violation of any applicable laws
- Send spam, unsolicited messages, or abusive content through the Service
- Attempt to gain unauthorized access to other accounts, systems, or networks connected to the Service
- Interfere with or disrupt the integrity or performance of the Service
- Reverse-engineer, decompile, or disassemble any aspect of the Service
- Resell or redistribute the Service without written authorization from Arc Stack
6. Intellectual Property
The Service and its original content, features, and functionality are owned by Arc Stack Inc. and are protected by international copyright, trademark, patent, trade secret, and other intellectual property laws. You retain ownership of any content you submit through the Service, but grant Arc Stack a limited license to use, store, and display such content solely for the purpose of providing the Service.
7. Data and Privacy
Your use of the Service is also governed by our Privacy Policy, which describes how we collect, use, and protect your information. By using the Service, you consent to the collection and use of information as described in the Privacy Policy.
8. Third-Party Integrations
The Service may integrate with third-party services such as Shopify, WhatsApp, ShipStation, and others. Your use of any third-party service is subject to that service’s own terms and conditions. Arc Stack is not responsible for the availability, accuracy, or practices of any third-party service.
9. Service Availability and Modifications
Arc Stack reserves the right to modify, suspend, or discontinue the Service (or any part thereof) at any time, with or without notice. We will make reasonable efforts to notify you of material changes. Arc Stack shall not be liable to you or any third party for any modification, suspension, or discontinuation of the Service.
10. Limitation of Liability
To the maximum extent permitted by applicable law, Arc Stack Inc., its officers, directors, employees, and agents shall not be liable for any indirect, incidental, special, consequential, or punitive damages, including but not limited to loss of revenue, profits, data, or business opportunities, arising out of or related to your use of the Service.
In no event shall Arc Stack’s total liability exceed the amount you paid to Arc Stack during the twelve (12) months preceding the claim.
11. Indemnification
You agree to indemnify and hold harmless Arc Stack Inc. and its affiliates, officers, directors, employees, and agents from any claims, damages, losses, liabilities, and expenses (including reasonable legal fees) arising from your use of the Service, your violation of these Terms, or your violation of any rights of a third party.
12. Termination
Arc Stack may terminate or suspend your account and access to the Service immediately, without prior notice, if you breach these Terms. Upon termination, your right to use the Service will cease immediately. You may terminate your account at any time by contacting us or through your account settings.
All provisions of these Terms that by their nature should survive termination shall survive, including ownership provisions, warranty disclaimers, indemnity, and limitations of liability.
13. Disclaimer of Warranties
The Service is provided on an “AS IS” and “AS AVAILABLE” basis without warranties of any kind, either express or implied, including but not limited to implied warranties of merchantability, fitness for a particular purpose, and non-infringement. Arc Stack does not warrant that the Service will be uninterrupted, secure, or error-free.
14. Governing Law
These Terms shall be governed by and construed in accordance with the laws of the Province of Quebec and the federal laws of Canada applicable therein, without regard to conflict of law principles. Any disputes arising under these Terms shall be subject to the exclusive jurisdiction of the courts located in Montreal, Quebec, Canada.
15. Changes to Terms
Arc Stack reserves the right to update these Terms at any time. We will notify you of material changes by posting the updated Terms on this page and updating the “Last updated” date. Your continued use of the Service after changes become effective constitutes acceptance of the revised Terms.
16. Contact Us
If you have any questions about these Terms of Service, please contact us at:
Arc Stack Inc.
Email: legal@arcstack.ca