Only for very reliable recognition you'd need that, rough local speech recognition has existed for decades. Here's a very basic offline app for Android: https:

Only for very reliable recognition you'd need that, rough local speech recognition has existed for decades. Here's a very basic offline app for Android: https://f-droid.org/packages/org.stypox.dicio https://f-droid.org/packages/org.stypox.dicio . It works pretty bad for me, with its tiny not specialized models, but still enough for some purposes. You can use an online model for the confirmation of the recognitions, by the way