Contact

Questions, a bug report, or a feature you wish Ad ROI Calculator had? We read every message that comes in.

Email: [email protected]

Ad ROI Calculator is built and maintained by Officina Systems, part of the IndieOwner family of free tools for freelancers, independent authors, and small business owners.

Before you write in

• If a calculation looks wrong, tell us the exact inputs you used so we can reproduce it.
• If you found a bug, a screenshot plus your browser/device helps us fix it faster.
• If you have an idea for a new tool, we're always expanding the IndieOwner toolkit — tell us what's missing.