Big Speak vs Deep Voice 3
Side-by-side comparison · Updated May 2026
| Description | BigSpeak is an advanced AI-powered voice generation platform that offers a suite of features such as Text to Speech, Speech to Text, Text to Video, and Voice Cloning. Users can create realistic sounding audio from text, access different voice categories, and choose from multiple languages and voice actors. With both free and premium plans, it provides options for diverse needs, including up to 100,000 characters per month and advanced support for premium users, along with high-quality voice generation and transcription services. | Deep Voice 3 (DV3) is a leading-edge text-to-speech (TTS) technology developed by Baidu Research. Leveraging a fully convolutional attention-based neural architecture, DV3 converts text into high-quality, natural-sounding audio. This innovative architecture enables faster training times and enhanced scalability over previous models, making DV3 a leader in TTS technology. Its core components—the encoder, decoder, and converter—work in tandem to efficiently process text and convert it into speech. DV3 is applicable in various fields like assistive technologies, customer service, education, and IoT. Its superior features include rapid training, multi-speaker support, and high output quality, capable of handling millions of queries daily on a single GPU server. |
| Category | Voice Modulation | Text-To-Speech |
| Rating | No reviews | No reviews |
| Pricing | Freemium | Free |
| Starting Price | Free | Free |
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| Tags | Text to SpeechSpeech to TextText to VideoVoice CloningAI-powered | text-to-speechneural architectureconvolutionalassistive technologiescustomer service |
| Features | ||
| Text to Speech | ||
| Speech to Text | ||
| Text to Video | ||
| Voice Cloning | ||
| Multiple language support | ||
| Different voice categories | ||
| Free and premium plans | ||
| SuperClear Voices in premium plan | ||
| Advanced email support | ||
| Up to 100,000 characters per month in premium plan | ||
| Fully-convolutional architecture enabling fast training | ||
| Three main components: Encoder, Decoder, Converter | ||
| Supports multi-speaker synthesis with speaker embeddings | ||
| Produces high-quality, natural-sounding audio | ||
| Efficient training process, ten times faster than prior models | ||
| Robust attention mechanism maintaining alignment | ||
| Scalable query handling, managing up ten million queries daily | ||
| Integrates with vocoders like WaveNet and Griffin-Lim | ||
| View Big Speak | View Deep Voice 3 | |
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