Hume
hume.aiHume provides human ratings and APIs for evaluating voice, speech, and conversational AI.
Looking for something like RVC V2? Here are 24 alternatives, ranked by how closely they match it on purpose, features and platforms. Of these, 15 are open source.
RVC WebUI is a framework for training voice conversion models with short voice recordings.
| # | Alternative | Pricing | Open source | Platforms |
|---|---|---|---|---|
| 1 | Hume | — | Not stated | Web |
| 2 | Awaz | Free trial | Not stated | Web |
| 3 | Mmaudio | — | Yes | — |
| 4 | KittenTTS | — | Yes | — |
| 5 | EmotiVoice | — | Yes | — |
| 6 | Applio | — | Yes | Linux, macOS, Web |
| 7 | Audiblez | — | Yes | — |
| 8 | EspNet | — | Yes | — |
| 9 | Chatterbox | — | Yes | — |
| 10 | Voice Changer | — | Not stated | — |
Hume provides human ratings and APIs for evaluating voice, speech, and conversational AI.
Create AI voice assistants for business phone calls with Awaz’s no-code voice platform.
MMAudio synthesizes audio from video and text through a multimodal joint-training approach presented at CVPR 2025.
The KittenTTS project offers a text-to-speech model described as under 25 MB in size.
EmotiVoice provides a multi-voice text-to-speech engine with prompt controls.
Applio provides free open source voice conversion, custom voice model training, and real time conversion.
Audiblez creates audiobook files from EPUB e-books and offers a graphical interface.
ESPnet includes tools for end to end speech processing and related speech tasks.
The Chatterbox project provides an open-source text-to-speech system for speech generation.
The voice-changer project provides real-time voice changing for audio.
Audio-WebUI provides a web interface for different neural networks related to audio.
The w-okada project provides a real-time tool for changing voices during audio use.
Kokoro provides an inference library for its open-weight 82-million-parameter text-to-speech model.
The whisper.cpp project ports OpenAI’s Whisper speech recognition model to C and C++.
Generate audio from text prompts with Bark, a model for text-prompted audio creation.
Use Clips AI, an open-source Python library, to convert long-form videos into shorter clips in developer editing workflows.
Gladia provides an API for recording, transcribing, and enriching multilingual audio into structured data.
Tortoise is a multi-voice text-to-speech system trained with an emphasis on quality.
insanely-fast-whisper accelerates Whisper transcription using Transformers, Optimum, and flash attention.
Vosk provides an offline speech recognition API for mobile devices and servers, with several programming language interfaces.
The whisper-ctranslate2 command-line client works with the OpenAI Whisper client and uses CTranslate2.
Glitter AI converts processes, videos, meetings, and recordings into shareable step-by-step guides and training documentation.
Krisp combines meeting transcription, summaries, voice notes, noise cancellation, accent conversion, and call center tools.
Chatterbox converts text to speech and can use a short reference recording to guide the voice.
Alternatives are suggested from the purpose and features described in our listings. Different pages for the same product appear once. Read each description to check whether it fits your task. How we choose alternatives · Suggest an alternative