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Wallpaper Calculator
How many wallpaper rolls you need.
9
Rolls needed
27
Strips
3
Strips per roll
Runs entirely in your browser. Nothing is sent anywhere.
How it works
- 1Enter your values.
- 2See the result update instantly as you type.
- 3Change any value to compare scenarios.
About this tool
Wallpaper Calculator: How many wallpaper rolls you need. Type your numbers and the result is calculated instantly — no button to press, nothing to install. All math runs locally in your browser, so the values you enter are never sent anywhere.
Example
| Input | |
|---|---|
| Wall length total (m) | 14 |
| Wall height (m) | 2.5 |
| Roll width (cm) | 53 |
| Roll length (m) | 10.05 |
| Pattern repeat (cm) | 0 |
| Result | |
| Rolls needed | 9 |
| Strips | 27 |
| Strips per roll | 3 |
How do I use the Wallpaper Calculator?
Enter your values. See the result update instantly as you type. Change any value to compare scenarios.
Is the Wallpaper Calculator free?
Yes. It is completely free with no sign-up, no usage limits and no watermark.
Is my data sent to a server?
No. Everything is calculated locally in your browser. Nothing you enter is uploaded, logged or stored.
Does it work on my phone?
Yes. It works in any modern browser on Android, iPhone, iPad, Windows, Mac and Linux — no app needed.