Terms of Service

Last updated: April 17, 2026

1. Acceptance

By installing or using Custom Count & Sum Pro (the "Add-on"), you agree to these Terms of Service. If you do not agree, do not install or use the Add-on.

2. The Service

Custom Count & Sum Pro is a Google Sheets add-on that provides custom spreadsheet functions for counting, summing, and averaging cells based on their formatting (font style, font color, background color). The Add-on is developed and maintained by base:10 (baseTen.dev@gmail.com).

3. Free Tier, Trial & Paid Plans

4. Payment

Payments are processed securely by Stripe. We do not store your payment card details. For monthly and yearly plans, you authorise Stripe to charge the applicable fee at the start of each billing period. For the lifetime plan, Stripe charges a single one-time payment.

5. Cancellation & Refunds

6. Licence Grant

Subject to a valid subscription or lifetime purchase, we grant you a limited, non-exclusive, non-transferable licence to use the Add-on for your own personal or business purposes within Google Sheets. You may not sublicense, resell, or redistribute the Add-on or its functions.

7. Acceptable Use

You agree not to:

8. Availability & Changes

We aim for high availability but do not guarantee uninterrupted service. We reserve the right to modify or discontinue features with reasonable notice. If the Add-on is discontinued entirely, active monthly and yearly subscribers will receive a pro-rata refund for the remaining subscription period, and lifetime purchasers will receive a proportional refund.

9. Disclaimer of Warranties

The Add-on is provided "as is" without warranties of any kind. We do not guarantee that the Add-on will be error-free or that results produced by its functions will be accurate in all circumstances. Use the Add-on's output at your own discretion.

10. Limitation of Liability

To the maximum extent permitted by law, base:10 shall not be liable for any indirect, incidental, or consequential damages arising from your use of the Add-on. Our total liability shall not exceed the amount you paid in the 12 months preceding the claim.

11. Governing Law

These Terms are governed by the laws of Belgium. Any disputes shall be subject to the exclusive jurisdiction of the courts of Belgium.

12. Contact

Questions about these Terms? Contact us at baseTen.dev@gmail.com.