There are some interesting search results for [accent training app]: https://duckduckgo.com/?q=accent+training+app&atb=v279-1__&ia=web https://duckduckgo.com/?q

There are some interesting search results for [accent training app]: https://duckduckgo.com/?q=accent+training+app&atb=v279-1__&ia=web https://duckduckgo.com/?q=accent+training+app&atb=v279-1__&i... I'm a native English speaker, but have modified my accent for teaching international students, to be better understood. I did it by interacting with small classes and individuals, and paying attention to their level of confusion/understanding. I had been explaining the same subject matter to native speakers for years, so could have a reasonable guess at whether confusion was caused by language or content.