The huge international numbers come from a new report from Pure Earth and UNICEF.
Pure Earth works to solve pollution problems that can be harmful to humans.
The decision to resume the pilgrimage was in response to the "aspirations of Muslims home and abroad" to perform the ritual and visit the holy sites, the interior ministry said last month.
Amazon had earlier tried to play down the importance of sharing data on how the pandemic affected workers, despite criticism from current and former employees over the protection measures put in place by the e-commerce giant.
The app, called "Covid Alert NY", is free and available through Apple's App Store and Google Play for both iOS and Android, CNBC said in a news report.
The president had argued that the US needs to save and protect jobs for its domestic work force at a time when millions of them lost their jobs due to the coronavirus pandemic.
The announcement came after White House adviser Hope Hicks, one of Trump's closest aide, was confirmed to have tested positive for the virus on Thursday.
Trump did not say how long he was planning to be in isolation -- he is regularly tested for the potentially deadly virus but the tests can yield false negative results.
Research team identified 522,472 news articles that reproduced or amplified misinformation related to the coronavirus pandemic, or what the World Health Organization has called the "infodemic"