GOOGLE CLOUD TTS
https://cloud.google.com/text-to-speech/?utm_source=google&utm_medium=cpc&utm_campaign=emea-emea-all-en-dr-bkws-all-all-trial-e-gcp-1010042&utm_content=text-ad-none-any-DEV_c-CRE_526671526460-ADGP_Hybrid%20%7C%20SKWS%20-%20EXA%20%7C%20Txt%20~%20AI%20%26%20ML%20~%20Text-to-Speech%23v5-KWID_43700060420008326-kwd-474466812926-userloc_9069735&utm_term=KW_texts%20to%20speech-NET_g-PLAC_&gclid=CjwKCAjwuIWHBhBDEiwACXQYsRrCrfz2XJ5VBXFc6Az4ZTNoGnSCaCKbCPssmNiZG4UWBMxWekeOIRoCM-oQAvD_BwE&gclsrc=aw.ds#section-11

"From my expirience this Google cloud TTSis the best free TTS I have come across"