If you want open source options there's Voca (who are on nostr) and sherpaTTS (so you don't have to use googleTTS). Certain voices are better and less delayed than others (I use GB southern english, low)
If you want open source options there's Voca (who are on nostr) and sherpaTTS (so you don't have to use googleTTS). Certain voices are better and less delayed than others (I use GB southern english, low)