Alternatives to OuteTTS

AI voice platform for text to speech, cloning, dubbing and conversational agents — now with music, SFX and generated video.

Realtime text-to-speech API with 50 ms first audio, 3-second voice cloning and about 500 languages

Free real-time voice changer and 10-second voice cloning, plus enterprise AI voice agents that handle inbound and outbound calls.

ComfyUI VoxCPM runs open-weight text-to-speech and voice cloning as a node in your own graph.

Voicebox is an open-source desktop AI voice studio for local voice cloning, dictation, and agent speech — no account required, MIT licensed.

Self-hosted, OpenAI-compatible TTS API with 22-language voice cloning that runs on your own hardware.

Emotion-tagged text to speech and 15-second voice cloning, now led by the Drama 3 real-time voice model.

Browser-based AI voice cloning from a 3-second audio sample, output as downloadable MP3 or WAV.

Open-source Vietnamese text-to-speech voice cloning you download and self-host on your own GPU

OpenVoice delivers open-source instant voice cloning from a short clip, with separate controls for emotion, accent, rhythm, pauses, and

An open-source desktop studio for local voice cloning, voice design, dubbing, dictation and audiobook production.

Hume OCTAVE generates an AI voice and personality — language, accent and disposition — from a prompt or a 5-second clip.

VoxCPM2 delivers tokenizer-free text-to-speech with 30 languages, Voice Design, and 48kHz voice cloning on your own GPU.

Soprano TTS: free in-browser neural text-to-speech on Hugging Face, no signup needed

On-device speech SDK for real-time ASR, voice cloning, and full-duplex voice agents that run fully offline

Noiz AI clones a voice from about 3 seconds, then turns text, video, and images into emotional AI voiceover.

Browser AI voice generator with a large celebrity and character impression library, plus beta voice cloning.

Murf AI turns scripts into voiceovers and text-to-speech into live conversational voice agents.

Open-weight Japanese TTS with emoji-driven style control you can fine-tune on your own GPU

Turn scripts into natural AI voiceovers in 142+ languages with 1,000+ text to speech voices in a browser studio.

Typecast's text-to-speech API: Smart Emotion voices, 110-150ms streaming TTS, 600+ voices in 35+ languages.

Smallest.ai bundles realtime TTS, STT, speech-to-speech and hosted voice agents behind one developer API.

Cartesia ships real-time text-to-speech, streaming speech-to-text and Managed Agents for live voice agents

Speechify Studio's AI voice generator gives you 1,000+ lifelike AI voices across 60+ languages for voiceovers, dubbing and avatars

Voicemaker turns scripts into text-to-speech audio in 130 languages with 2,000+ AI voices and SuperTTS from one prompt

All-in-one AI voice generator and online video editor for creators, marketers, and educators.

WellSaid is an AI voice generator built for teams that buy finished, licensed voiceover minutes.

1forAll turns text, PDFs, and Excel sheets into AI voice, images, and video on one credit balance.

Open-source text-to-speech with fine-grained emotion and prosody control

A free Google Colab notebook that chains YouTube download, Demucs vocal split, SOVITS training and singing voice conversion into one AI cover pipeline.