Live
Useful by design. Free by default.
The idea
Make common household calculations easy to access, easy to understand, and useful without an account or a sales pitch.
How it works
Browser-based calculators turn your own inputs into clear estimates. The website also offers guides and a daily challenge, encouraging people to return for genuinely useful reasons.
A considered experience
The site is intentionally lightweight, mobile-friendly and focused on user privacy, with no account or paid features required.
Explore other Mode-X projects or contact us about a related idea.