NPS Calculator
Instant results, no download required
Calculate Net Promoter Score from promoters, passives and detractors.
100% Private
Files are processed locally in your browser and never uploaded to a server.
Instant Results
No queues, no waiting — get your output the moment you click.
No Signup
Free to use with no account, no email, and no watermarks.
Works Everywhere
Runs on any modern device — desktop, tablet, or mobile.
What is NPS Calculator?
NPS Calculator is a free, browser-based marketer tool that calculate net promoter score from promoters, passives and detractors. Everything runs in your browser, so your files are processed on your device, not on our servers.
How it works
Upload your file or data by dragging and dropping or browsing your files.
Adjust the available settings to your preference and preview changes in real time.
Click the process button to run the tool.
Download or copy your result instantly — no waiting, no email required.
Perfect for
- Calculate Net Promoter Score from promoters, passives and detractors
- Calculating campaign ROI and marketing metrics
- Planning ad budgets and revenue forecasts
- Measuring and benchmarking marketing performance
Why use it
- 100% browser-based — your files are processed on your device
- Free, with no signup or account required
- Instant results with no processing queues
- Works on any device — desktop, tablet, or mobile
- No watermarks on your output
Frequently asked questions
Is NPS Calculator free?
Yes, NPS Calculator is free to use, with no hidden fees.
Is NPS Calculator safe to use?
Yes. NPS Calculator runs in your browser, so your files are processed on your device, not on our servers.
Do I need to install anything to use NPS Calculator?
No. NPS Calculator is a web-based tool that works in any modern browser — Chrome, Firefox, Safari, or Edge. Just open the page and start using it.
How does NPS Calculator work?
NPS Calculator is a marketer tool that calculate net promoter score from promoters, passives and detractors. Add your file, adjust the available settings, and get your result right away, all processed in your browser.
Does NPS Calculator work on mobile?
Yes. NPS Calculator is fully responsive and works on desktops, tablets, and mobile phones. The interface adapts to your screen size automatically.
Are there any limits when using NPS Calculator?
NPS Calculator has no daily usage caps and adds no watermarks. Because it runs on your device, very large files depend on your device's memory.
Ready to use NPS Calculator?
Free, instant, and runs entirely in your browser. No download, no signup, no limits.
Takes less than 10 seconds