ReadTheWords - http://www.readthewords.com/try.aspx

-Bartleby - Charles
-Sonic, Manic - Michael
-Sonia - Emily
-Queen Aleena - Elizabeth
-Uncle Chuck, Kevin - Carlos
-Knuckles, Mindy's Dad - Robbert
-Mindy - Nina
-Robotnik, Sleet, Athair - Tom

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Cepstral - https://www.cepstral.com/en/demos

-Dingo - Dallas
-Flora - Amy
-Mandy - Allison
-Serro - Belle
-Bobby Moonbeam - Charlie, Pitch:High

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ttsfree - https://ttsfree.com/text-to-speech/german

-Queen Aleena German Voice - Amala