Ruler Online Free

Measure anything on your screen — actual size, no app needed

Design Tools Productivity Artificial Intelligenceローンチ 2026年6月11日

Ruler Online Free とは？

Ruler Online Free shows a real, life-size ruler on your screen — calibrated to your exact display so measurements are accurate, not just pixels. → cm, mm, and inches on the same ruler → Calibrate by entering your screen size or PPI → Print to PDF (12-inch, 8-inch, protractor) → No signup, no ads, no install Works on any device with a modern browser.actual size.

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