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Extension Engine

Refund policy

All sales are final. No refunds.

Effective date: November 10, 2026

Try before you buy

Each extension includes 3 free downloads per email address after you sign in with your email. Use them to check that the extension works for you before you buy.

What you agree to at checkout

Every buyer, including buyers in the EU and UK, accepts the terms of serviceat checkout. By accepting them, you acknowledge that your access begins immediately and that you give up any right to cancel or withdraw from your purchase.

Free downloads lost to a failed download

A free download counts when it starts, even if it later fails. If you lose a free download this way, emailsupport@extension-engine.com and we may restore it.

Contact

Questions: support@extension-engine.com.