This isn't quite your question, sorry OP, but thought I'd throw voicemacro out there if you use Windows. It allows you to speak into a microphone to then execute keybinds. Source: over 1 year ago

I've used https://otranscribe.com/ in the past with pretty good luck. Source: about 1 year ago

I use, Teams for online interviews, https://otranscribe.com/ for transcription and https://intuido.eu/ for writing down insights (sometimes I use Intuido in the field to directly capture insights, or I give it to clients and they write their own insights as well). I cluster insights, create project opportunities etc. Using Miro. Source: over 1 year ago

For that reason, I think this would be a good candidate for an open-source program. Unfortunately, while there are a number of FOSS speech-to-text libraries, finding one implemented in a simple program is harder. The only thing I found after a quick search was oTranscribe which seems to be an interview tool for journalists, but if all you need is for someone to be able to dictate an email to be copy-pasted... Source: over 2 years ago

I use an online tool called oTranscribe. You upload your audio file online and then can use the page to write the transcript as well. Source: over 2 years ago

Here's one that I found https://otranscribe.com/. Source: over 2 years ago