LetovKai

LetovKai / call-translator

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Real-time voice translator for video calls. Speak your language on Google Meet, Zoom, or any call app — the other person hears translated speech instantly. Speech-to-speech translation with Deepgram STT, Groq LLM, and Piper TTS. 29 languages, local neural TTS, call history with AI summaries. Elixir + Rust + Python. macOS.

127.0.0.1:5050 call-translator deepgram elixir groq macos
12
2
100% credibility
Found Apr 06, 2026 at 12 stars -- GitGems finds repos before they trend. Get early access to the next one.
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AI Analysis
Rust
AI Summary

Real-time bidirectional speech translator for macOS video/voice calls using external AI services for speech-to-text, translation, and text-to-speech.

How It Works

1
🔍 Discover the call translator

You find a handy tool that lets you chat live in video calls with anyone, no matter the language, by translating speech on the fly.

2
💻 Quick setup on Mac

Download the app and run the one-click installer that prepares everything you need.

3
🔑 Link free helpers

Sign up for simple free accounts at speech and translation services to power the magic.

4
🌍 Choose languages and voices

Pick the languages you and your friend speak, then download natural-sounding voices right from the web page.

5
🎤 Route call audio

In your video call app like Zoom or Meet, select the virtual mixer for microphone and speakers so audio flows through the translator.

6
▶️ Start and join call

Hit the start button, open your call, and speak naturally – translations happen instantly.

😊 Seamless global chats

You and your friend converse freely, hearing each other perfectly translated in real time, breaking all language barriers.

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AI-Generated Review

What is call-translator?

Real-time speech-to-speech translator for video calls on macOS, turning Google Meet or Zoom into bilingual hubs. Speak your language—your mic audio hits Deepgram STT, Groq LLM translates it, Piper TTS voices the output, and the other side hears it instantly via virtual audio routing. Handles both directions with 29 languages, a web UI for live transcripts, latency metrics, voice previews, and AI-summarized call history.

Why is it gaining traction?

Stands out with one-click voice downloads for local neural TTS, dodging cloud latency spikes common in call translator apps or real-time voice changers. Free API tiers keep costs near zero, while the web dashboard tracks real-time STT, translation, and TTS delays—perfect for devs benchmarking github real time projects. No earbuds or Discord plugins needed; just route BlackHole devices in your call app.

Who should use this?

MacOS devs in global remote teams juggling multilingual client calls on Meet or Zoom. Sales engineers tired of pausing for translators, podcasters wanting real-time subtitles, or indie hackers prototyping voice AI without Android/iPhone app hassles.

Verdict

Worth cloning for macOS users needing instant call translation—setup.sh nails deps, UI delights with previews and exports. Low 12 stars and 1.0% credibility signal early days, but thorough docs and MIT license invite contributions like Windows ports.

(198 words)

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