Twips to inches
Type a value in twips to see it in inches straight away, or type in the second box to convert back.
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Processing and privacy: The result is calculated inside your browser and your data is not sent to any server.
How to use it
- Type the value in the twips box.
- Read the result in inches as you type, and pick the precision you need.
- Swap the direction to convert back, or copy the result.
How it is calculated
in = twip × 0.0006944444444
Multiply the value in twips by 0.0006944444444 to get inches.
Example
To convert 25 twip to inches: 25 × 0.0006944444444 = 0.0173611 in.
Conversion table
| Twips (twip) | Inches (in) |
|---|---|
| 1 | 0.000694444 |
| 2 | 0.00138889 |
| 3 | 0.00208333 |
| 5 | 0.00347222 |
| 10 | 0.00694444 |
| 20 | 0.0138889 |
| 25 | 0.0173611 |
| 50 | 0.0347222 |
| 100 | 0.0694444 |
| 250 | 0.173611 |
| 500 | 0.347222 |
| 1,000 | 0.694444 |
About the units
- Twip
- A twip is 1/20 of a point, exactly 1/1440 inch, used internally in RTF and Word files.
- Inch
- An inch is exactly 25.4 millimeters, and the point, pica and reference pixel are all defined from it.
Limits and caveats
- Results are rounded for display and computed with the browser's floating point precision (about 15 significant digits).
- Both unit factors are exact by their official definitions.
Questions about this tool
How many inches are in one twip?
1 twip = 0.000694444 in exactly.
How do I convert twips to inches?
Use in = twip × 0.0006944444444. For example, 25 twip = 0.0173611 in.
How many twips are in one inch?
1 in = 1,440 twip.
Why is 12 pt text 16 px on screen?
CSS defines one inch as 96 px and 72 pt, so a point is 4/3 px and 12 pt is 16 px. The physical size still depends on screen density and zoom.
Is this point the same as the traditional printer's point?
No, it is the desktop publishing point of 1/72 inch used by CSS, PDF and Word. The old American printer's point is close to 1/72.27 inch, about 0.4% smaller.