Terms of service

Last updated: [publish date]

GanttCalc is run by Kacharuk [legal name], [city], Thailand ("we"). By using ganttcalc.com you agree to these terms.

1. The demo. The demo on this site is free, needs no account, and stores your edits only in your browser. It is provided as is and may change or be reset.
2. Pre-orders. The Founding Member pre-order buys 12 months of GanttCalc Pro starting when Pro launches. Launch is planned for February 2027 but the date can move. Our refund promise is in the refund policy, and it is part of these terms.
3. Payments. Our order process is run by Lemon Squeezy, which is the merchant of record for all orders and handles billing, tax and payment questions.
4. Your content. You own the projects and data you put into GanttCalc. We only use it to run the service for you.
5. Fair use. Don't use GanttCalc to break the law, to attack or overload the service, or to store content you have no right to.
6. Changes. We may change these terms; we'll email paying customers about any material change at least 14 days before it takes effect.
7. Liability. GanttCalc is a planning tool. Check important dates and figures yourself. To the extent the law allows, our total liability is limited to what you paid us in the 12 months before a claim.
8. Contact. hello@ganttcalc.com