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Terms of use

Last updated: 20 July 2026.

Informational results

These utilities provide estimates and transformations based on the inputs and assumptions shown. Results are not professional engineering, financial, legal or energy advice. Verify important decisions with the appropriate professional, supplier or manufacturer.

Availability

The public tools are provided without a guarantee of uninterrupted availability. We may correct, improve or retire a tool when its method is outdated or misleading.

Your responsibility

Keep backups of original files before compression or PDF processing. Do not use the site to process content you are not authorised to handle.

Liability

To the extent permitted by applicable law, 4g3n7 is not liable for losses caused by reliance on an estimate, data-entry error, unavailable service or changed third-party price.