Curtain Length Calculator
Use Curtain Length Calculator entirely in your browser, with no upload, no sign-up, and no data leaving your device. Runs entirely in your browser with no.
🔒 This tool runs entirely in your browser. Your files are never uploaded to a server.
Window fitting
Curtain Length Calculator
Recommended panel length
How it works
- Enter rod height, clearance, header allowance, and pooling to calculate a panel drop.
- Review the browser-generated preview and adjust inputs as needed.
- Copy or reuse the result without uploading your data.
FAQ
Does this calculate finished curtain length?
Yes. It estimates the finished drop from the measurements you enter.
Does it send data anywhere?
No. The tool runs entirely in your browser and does not upload your inputs.
Can I use the sample data?
Yes. The default values are included so the tool shows a worked example on load.
How we compare
| Feature | Online Tool Store | Manual worksheet | Generic calculator |
|---|---|---|---|
| Purpose-built controls | Yes | Manual setup | Limited |
| Worked example on load | Yes | No | Varies |
| Browser-only inputs | Yes | Yes | Varies |
Use this when you want a quick local first pass with structured output.