Instructions for u-Smell-it smell test

How to Take the U-Smell-It ® Test?

It’s fast and easy!

You only need…

  ✓  U-Smell-It ® Card

✓  Phone or Tablet

Assess Your Sense of Smell Sensitivity

3 Steps to Take the U-Smell-It ® Test

 1. Download the ‘U-Smell-It’ App 

u-Smell-it app
u-Smell-it app

① Download the U-Smell-It™ App from the Apple Store or Google Play Store and open the app. Please enable use of the camera (needed to scan the QR Cord).

2. Practice with the ‘Training Card’ (optional)

U-Smell-It smell screening test

On this colorful training card, the answers are given on the card. Familiarizing yourself with some of the scents will help you for future testing!


①  Once downloaded, take your Training Card (colorful card) and Scan the QR Code on the card within the App.


② Lightly scratch or rub “Box 1”, then smell it and select your answer (only one answer is correct). 


③  Repeat for all 5 boxes.


④  Your score (0-5) is shown the last page (but as hints are shown on the instrucutional scent recognition card you should get a good score).


Use this card occasionaly to help train your nose to recognize different scents.

3. Take the U-Smell-It® Test

u-Smell-it smell test for checking for loss of smell

① Take a new smell card ( no pictures over the 5 windows), open the App, and with the camera scan the QR Code on the card.


② Lightly scratch or rub box 1, then immediately smell and select the best choice in the App. Repeat for all boxes until you get your score.


③ If you do not pass (it shows a red light) consider to repeat with another test. If you fail two tests, contact a health care professional  about the loss of smell.

Quick step-by-step instructions

'u-Smell-it' test instruction

Instructional video

Our instructional video explains clearly how to take the U-Smell-It® smell test