Calculate. Analyse. Anywhere.

IX Calculator by Blucadò offers a powerful, web-based alternative to Excel or SPSS for analysing data from UX and usability questionnaires.

Check it out

For UX researchers, designers, or anyone running IX surveys, our tool makes it easy to compute the statistics that matter.

Designed for flexibility

Paste your data into our Excel-like interface (or add them manually) and hit Calculate. You’ll instantly get:

  • Mean scores
  • Confidence intervals (default or custom CI levels)
  • Probabilistic scoring approaches (based on Tullis & Stetson)

Supports a wide variety of UX and usability questionnaires

IX Calculators currently support:

  • System Usability Scale (SUS) and its positive version
  • Usability Metric for User Experience (UMUX) and UMUX-Lite
  • Standardized User Experience Percentile Rank Questionnaire (SUPR-Q)
  • …and more coming soon.

Try It Now, No Account Needed

Start using the IX Calculators right in your browser. Paste in your questionnaire data, select your analysis options, and generate usable results in seconds.

Go to the IX Calculator
To top
WordPress Cookie Plugin by Real Cookie Banner