In today's rapidly advancing artificial intelligence technology landscape, the application of video translation and dubbing software is becoming increasingly common. Leveraging AI speech recognition and AI translation technologies significantly enhances the efficiency and quality of multilingual video content production.

However, facing a plethora of channel choices, one might feel overwhelmed and uncertain about which options best suit their needs. To assist users in navigating these technologies with ease, this article aims to provide clear guidance.

This article compiles various translation, dubbing, and speech recognition channels, categorized into free and paid options.

It also recommends optimal combinations based on the usage environment (e.g., whether using a VPN), ensuring you can find suitable tools in different scenarios.

Purely Free Options

Translation Channels

• Without VPN or Proxy

  • Preferred: Compatible AI and Local Large Models as the translation channel. It is recommended to apply for free accounts for "月之暗影" (Yue Zhi Anying), "深度求索" (Shendu Qiusuo), "智谱AI" (Zhipu AI), "百川智能" (Baichuan Intelligence), etc., and apply for SK, fill in the "Compatible AI and Local Large Models" in the translation settings. Next best is Microsoft Translate.

• With VPN or Proxy

  • Preferred: Gemini, next best is Compatible AI and Local Large Models, then Google Translate and Microsoft Translate.

Dubbing Channels

• Preferred: "edge-TTS," free and requires no setup, supports all languages.
• When the target language is Chinese, prefer dubbing channels such as "GPT-SoVITS," "F5-TTS," and "CosyVoice."
• When the target language is another language, prefer "edge-TTS."

Speech Recognition Channels

• When the video language is Chinese

  • Preferred: "zh_recogn Chinese Recognition," which is the Alibaba's funasr series Chinese model, with better results than whisper, but requires additional deployment of the zh_recogn project.
  • Next best: faster-whisper or openai-whisper (local), model selection "large-v2", speech segmentation mode selection "overall recognition", and check "Chinese re-segmentation."
  • For single-line Chinese, Japanese, and Korean characters, the default is to split every 20 characters into a subtitle, which can be modified as needed.

• When the video language is English or other languages

  • Preferred: faster-whisper or openai-whisper (local), model selection "large-v2" or "large-v3-turbo", speech segmentation mode "overall recognition".
  • Next best: Deepgram.com, which provides a free credit of $200.

Note: Gemini is not available in all countries. If it prompts that the current country is not supported, please switch VPN nodes, it is recommended to choose Singapore or Japan nodes. You can also choose Google Translate.

Purely Paid Options

If you seek higher translation quality, you can choose third-party paid APIs.

Translation Channels

• OpenAI ChatGPT (4 series models), Gemini, 302.AI, Domestic AI (such as 月之暗影, 深度求索, 智谱AI, 百川智能).

Dubbing Channels

• AzureTTS, ByteDance Volcengine Speech Synthesis, Elevenlabs.io, OpenAI-TTS.

Speech Recognition Channels

• For Chinese videos, the preferred choice is ByteDance Volcengine Subtitle Generation.
• For videos in other languages, it is recommended to use faster-whisper or openai-whisper (local) and Deepgram.com.

Best Combinations Without Using VPN

• Translation Channels: Domestic AI (such as 月之暗影, 深度求索, 智谱AI, 百川智能), Microsoft Translate.
• Dubbing Channels: AzureTTS, edge-TTS, GPT-SoVITS, F5-TTS, CosyVoice.
• Speech Recognition: faster-whisper or openai-whisper (local), model selection "large-v2" or "large-v3-turbo", speech segmentation mode selection "overall recognition", and check "Chinese re-segmentation."

Best Combinations Without Restrictions on Cost/VPN

• Translation Channels: OpenAI ChatGPT-4 series models, Gemini, Domestic AI, Google Translate, Microsoft Translate.
• Dubbing Channels: AzureTTS/edge-TTS, ByteDance Volcengine Speech Synthesis, Elevenlabs.io, OpenAI-TTS, GPT-SoVITS, F5-TTS, CosyVoice.
• Speech Recognition: faster-whisper or openai-whisper (local)/ByteDance Volcengine Subtitle Generation.

Easiest and Simplest Combinations (No Proxy, No Configuration)

• Translation Channels: Microsoft Translate (If you have a VPN and know how to use it, you can choose Google Translate).
• Dubbing Channels: edge-TTS.
• Speech Recognition: faster-whisper (local)/medium model.

Best Speech Recognition Channel for Chinese-Speaking Videos

• ByteDance Volcengine Subtitle Generation
• zh_recogn Chinese Recognition
• SenseVoice
• faster-whisper (local, large-v2/large-v3-turbo model)
• openai-whisper (local, large-v2/large-v3-turbo model)

Best Speech Recognition Channel for Videos in Other Languages

• faster-whisper
• openai-whisper (local, large-v2/large-v3-turbo model)
• Deepgram.com.

Best Translation Channel Effectiveness

1. OpenAI ChatGPT-4 series models
2. Domestic AI translation
3. Google/DeepL
4. Microsoft Translate/Tencent Translate/Baidu Translate