Singapore launches contact tracing mobile app to track coronavirus infections

The TraceTogether app will work by exchanging short distance Bluetooth signals between phones to detect other participating users in close proximity of 2 metres.(File pic show tourists near the iconic Merlion in Singapore.)

SINGAPORE: Singapore launched a contact-tracing smartphone app to allow authorities to identify those who have been exposed to people infected with coronavirus as part of efforts to curb the spread of the disease.

Governments around the world have turned to technology to battle the virus.