Research: how do we know if the CoronaMelder app helps against the coronavirus?
Various scientists and institutes are currently researching the effects of CoronaMelder.
Continuous Evaluation Factsheet (PDF in Dutch, 139kb)
Information is also available on a daily basis about, among other things, the number of downloads, the number of reports via the GGD and the number of test requests and results that were preceded by a CoronaMelder notification. The raw data can be viewed and downloaded publicly. You can download a summary of this data here:
Factsheet CoronaMelder (PDF in Dutch, 171kb)
On May 28, 2021, the aforementioned scientists and institutes, led by Prof. Dr. Wolfgang Ebbers, published an overview of the various studies:
Evaluation CoronaMelder: an overview after 9 months (PDF, 3.6MB)
Previously published studies can be downloaded here: