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Terms of Service

These terms govern your access to and use of Estval. Please read them carefully — they include an arbitration agreement, a class-action waiver, and important limits on our liability.

Last updated July 24, 2026 · Effective July 24, 2026

Welcome to Estval. The short version: our estimates are prepared with software assistance and reviewed by our team, but you must independently verify them before relying on them; work is quoted up front and invoiced per engagement; and disputes are handled through individual arbitration. The full terms below control.

1. Agreement to these terms

These Terms of Service (the "Terms") are a binding agreement between you and Estval LLC ("Estval," "we," "us," or "our"), which operates the Estval estimating platform at estval.net, together with its related applications, features, and services (collectively, the "Service").

By creating an account, subscribing to a paid plan, clicking to accept these Terms, or otherwise using the Service, you agree to these Terms and to our Privacy Policy, which is incorporated here by reference. If you do not agree, do not use the Service.

If you use the Service on behalf of a company or other organization, you represent that you are authorized to bind that organization to these Terms, and "you" refers to that organization.

2. Eligibility and your account

You must be at least 18 years old and able to form a binding contract to use the Service. When you create an account, you agree to:

  • Provide accurate, current, and complete information, and keep it up to date.
  • Keep your login credentials confidential and enable and maintain the two-factor authentication we require.
  • Take responsibility for all activity that occurs under your account, whether or not you authorized it.
  • Notify us promptly at admin@estval.net if you suspect any unauthorized use of your account.

Accounts are provisioned per company. You may not share a single seat among people it was not issued to, or use the Service in a way that exceeds the seats on your plan.

3. What Estval does

Estval uses automated systems, an internal estimating engine, and artificial intelligence to read construction documents and help you produce estimates, takeoffs, change orders, and bid packages. Available features depend on your plan and may change as we improve the product.

The Service is a tool that assists your estimating work. It does not perform licensed estimating, engineering, surveying, or legal services, and it does not replace your professional judgment.

4. Estimates are drafts — your professional responsibility

Every estimate, takeoff, quantity, price, change order, and bid package the Service produces is a draft and a starting point. These outputs are generated by automated systems and AI that can and do make mistakes — including misreading plans, misinterpreting labels or dimensions, missing scope, and mispricing labor or materials.

You are solely responsible for reviewing, verifying, and correcting all quantities, pricing, scope, assumptions, and exclusions before you rely on any output or send anything to an owner, subcontractor, lender, or any other party.

We do not warrant that any output is accurate, complete, current, or fit for any particular purpose. You assume all risk arising from your use of, or reliance on, any output. If you are not able to independently verify an estimate, do not rely on it.

5. Fees, quotes, and payment

  • Quotes. Estimating work is quoted per engagement (typically per plan set) before work begins. A quote covers only the scope it describes; material changes to that scope (added drawings, addenda, or revisions) may require a revised quote.
  • Invoicing and payment. We invoice you directly for quoted work, and payment is due as stated on the invoice. We do not collect or store card details through the Service.
  • Taxes. Fees are exclusive of taxes. You are responsible for any applicable sales, use, or similar taxes.
  • Nonpayment and fair use. If an invoice goes unpaid, we may pause work, withhold deliverables, or suspend access until it is resolved. We may also decline or limit usage that is abusive, automated, or far outside normal use.

6. Cancellation and refunds

You may cancel a submitted estimating request at any time by telling us in your project workspace or by email. If you cancel before work begins, you owe nothing. If you cancel after work has begun, we may charge for the work performed up to cancellation.

Except where required by law, fees for completed work are non-refundable. If you believe an estimate we delivered is materially deficient, tell us promptly and we will work with you to correct it.

7. Free grants and trials

We may offer free estimates, promotional pricing, or trial work at our discretion. These have no cash value, are non-transferable, and we may modify or withdraw them at any time. Promotional pricing applies only to the engagement it was offered for.

8. Your content and data

"Your Content" means the files you upload (such as plans, specifications, drawings, PDFs, and images), the project details and line items you enter, and the outputs the Service generates for you.

  • You own Your Content. We do not claim ownership of it.
  • License to operate the Service. You grant us a limited, non-exclusive, worldwide license to host, store, process, transmit, and display Your Content solely to provide and improve the Service for you — including sending your uploads and project data to our AI provider to generate outputs, as described in the Privacy Policy.
  • Your representations. You represent that you have all rights necessary to upload Your Content and that it does not infringe any third party's rights or violate any law or contractual obligation (including any confidentiality obligation you owe to an owner or other party).
  • Keep your own backups. While we work to keep your saved work safe, you are responsible for retaining your own copies of anything critical.

9. Acceptable use

Use the Service for your own contracting and estimating business. You agree not to:

  • Resell, sublicense, rent, or provide the Service as a service bureau to third parties without our written permission.
  • Reverse engineer, decompile, scrape, or use bots or automated means to access the Service beyond normal interactive use.
  • Probe, breach, disrupt, or overload the Service, or circumvent usage limits, seat limits, plan restrictions, or security measures.
  • Upload unlawful, infringing, or malicious content, or content you do not have the right to use.
  • Misrepresent your identity or affiliation, or use the outputs to build or train a competing product or model.

10. Our intellectual property

The Service — including its software, estimating engine, design, text, and the Estval name and logo — is owned by Estval LLC and its licensors and is protected by intellectual-property laws. We grant you a limited, revocable, non-transferable, non-exclusive license to use the Service in accordance with these Terms. All rights not expressly granted are reserved.

If you send us feedback or suggestions, you grant us a perpetual, royalty-free right to use them to improve the Service, with no obligation to you.

11. Third-party services and AI processing

The Service depends on third-party providers, including cloud hosting and database services (Supabase and Vercel), AI processing (Google), and bot protection (Cloudflare Turnstile). Your use of the Service may also be subject to those providers' terms.

To generate outputs, the documents and project data you submit are transmitted to our AI provider for processing. We are not responsible for third-party services, which are provided by those parties on their own terms.

12. Disclaimers

The Service and all outputs are provided "as is" and "as available," without warranties of any kind, whether express, implied, or statutory, including any implied warranties of merchantability, fitness for a particular purpose, title, non-infringement, and any warranties arising from course of dealing or usage. We do not warrant that the Service will be uninterrupted, timely, secure, or error-free, that defects will be corrected, or that any output will be accurate, complete, or reliable. Some features may be offered as beta and may change or be discontinued.

13. Limitation of liability

To the maximum extent permitted by law, Estval LLC and its members, officers, employees, and suppliers will not be liable for any indirect, incidental, special, consequential, exemplary, or punitive damages, or for any lost profits, revenue, data, goodwill, or business, or for the cost of substitute services, arising out of or relating to the Service or any output, even if we have been advised of the possibility of such damages.

In particular, we are not liable for any loss arising from your reliance on any estimate, takeoff, quantity, price, change order, or bid — including underbidding, overbidding, lost bids, disputes, or project losses.

Our total aggregate liability for all claims relating to the Service will not exceed the greater of (a) the amount you paid us for the Service in the twelve months before the event giving rise to the claim, or (b) US $100. Some jurisdictions do not allow certain limitations, so some of the above may not apply to you.

14. Indemnification

You agree to indemnify and hold harmless Estval LLC and its members, officers, and employees from any claims, damages, losses, liabilities, and expenses (including reasonable attorneys' fees) arising out of or related to your use of the Service, Your Content, your violation of these Terms or any law, or your infringement of any third party's rights.

15. Suspension and termination

These Terms apply while you use the Service. You may stop using it and cancel at any time. We may suspend or terminate your access, with or without notice, if you breach these Terms, fail to pay, create risk or legal exposure for us, or if we discontinue the Service.

On termination, your license to use the Service ends and we may delete Your Content after a reasonable period. Provisions that by their nature should survive — including ownership, disclaimers, limitation of liability, indemnification, and dispute resolution — will survive.

16. Dispute resolution, arbitration, and class-action waiver

Please read this section carefully — it affects how disputes are resolved.

  • Informal resolution first. Before starting any formal proceeding, you agree to contact us at admin@estval.net and give us 30 days to resolve the dispute informally.
  • Binding arbitration. Except as noted below, any dispute arising out of or relating to these Terms or the Service will be resolved by final and binding individual arbitration administered by the American Arbitration Association under its Consumer Arbitration Rules, rather than in court. The arbitration will be seated in Missouri, USA, and judgment on the award may be entered in any court with jurisdiction.
  • Exceptions. Either party may bring an individual claim in small-claims court, and either party may seek injunctive relief in court to protect its intellectual property.
  • Class-action waiver. Disputes will be resolved only on an individual basis. You and Estval waive any right to bring or participate in a class, collective, consolidated, or representative action.
  • 30-day opt-out. You may opt out of this arbitration agreement by emailing admin@estval.net within 30 days of first accepting these Terms, stating your name and that you opt out of arbitration. Opting out does not affect any other part of these Terms.

17. Governing law

These Terms are governed by the laws of the State of Missouri, without regard to its conflict-of-laws rules. For any matter not subject to arbitration, you and Estval consent to the exclusive jurisdiction of the state and federal courts located in Missouri, USA.

18. Changes to the Service and to these Terms

We may modify or discontinue parts of the Service at any time. We may also update these Terms; when we do, we will post the updated Terms with a new "Last updated" date and, for material changes, provide reasonable notice. Your continued use of the Service after an update means you accept the revised Terms.

19. General

  • Entire agreement. These Terms and the Privacy Policy are the entire agreement between you and us regarding the Service and supersede any prior agreements.
  • Severability. If any provision is held unenforceable, the rest remains in effect.
  • No waiver. Our failure to enforce a provision is not a waiver of it.
  • Assignment. You may not assign these Terms without our consent. We may assign them, for example in connection with a merger, acquisition, or sale of assets.
  • Force majeure. We are not liable for delays or failures caused by events beyond our reasonable control.
  • Notices. We may provide notices to you by email or in-app. You may send notices to us by email at admin@estval.net.
  • Relationship. You and Estval are independent contractors; these Terms create no agency, partnership, or employment relationship.

20. Contact us

Questions about these Terms? Email admin@estval.net and we'll get back to you.

Terms of Service | Estval