Blueberry Health

Canada, r&d

We are a Toronto startup building upon published research to validated the use of a smartphone camera to measure spO2, heart rate and respiratory rate. We need help benchmarking against existing pulse oximeters.

Your Impact

Users will help us benchmark and validate the capacity to accurately measure key heart health indicators using the back camera on their smartphone.

Eligibility Criteria

Non-Binary Gender Groups

At least 20 years old

Study Tasks

place finger under camera to capture blood flow from finger tip for 1 minute
repeat after with own pulse oximeter and enter in measurements from your pulse oximeter


We are ensuring all data submitted in anonymized; to use the app we create a unique id when it installs then all data get attached to this not linked to personal info; no email signup is requred.


heart health

Activity and Time

Health and Wellness


Weekdays, Weekends

5 minute(s) per session

5 session(s)

we are looking to collect raw data to benchmark heart rate, spO2, respiratory rate using a smartphone camera to help with heart health measurements. need to validate against an external source.


Do this one out of kindness

Study Address

This study doesn't require any in-person visits. Complete it in the comfort of your own home!

Posting date: Apr 10, 2020

Do this one out of kindness