This is an open source project. The repository address is https://github.com/CjangCjengh/MoeGoe. The author uses cloud functions to build it as an API. It is also open source at https://github.com/fumiama/MoeGoe. This application is also open source at https://github.com/fumiama/MoeGoe ://github.com/fumiama/MoeGoe-Android
Speech synthesis is currently limited to Japan and South Korea. Long press the button to pop up the corresponding menu.