Capture an opening
Choose a supplied synthetic picture. Give it a practice location. Keep raw opening measurements distinct from intended shade dimensions.
Anyone with this URL can open this demo. Use made-up locations and measurements only. Practice drafts stay in this browser; they are not sent to a server. Browser storage may be cleared or unavailable. This is not an ordering or installation approval.
Calculate precisely
Add, subtract, multiply or divide fractions. Try 5/16 + 3/8. Check assumptions before applying a proposed size.
Keep the context
Reorder openings and preview photo, caption, location and measurement blocks. Local JSON export is available, not Apple Notes integration.
Open the experiment below. Inside, add an opening or expand Quick fraction calculator.
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