Apple and Google are working together to develop contact tracing technology for both Android and iOS devices. The technology will include application programming interfaces (APIs) and operating system-level technology. Apple CEO Tim Cook said: Contact tracing can help slow the spread of COVID-19 and can be done without compromising user privacy In May, the companies will release APIs that enable. interoperability between Android and. iOS devices using apps from public health authorities will be made available. Official apps will be. made available, and users will not be identified to other users, Apple or Google.”]