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FlipTalk

Mobile App
//TypeScript//Capacitor

Real-time translation that keeps everyone at the table. FlipTalk turns live speech into translated text across 30+ languages, with transcription appearing in under 100 milliseconds.

Highlights

  • Launched on iOS and Android in two weeks
  • 30+ supported languages
  • Live transcription in under 100 ms
  • Translation delivered in roughly 1-2 seconds
  • 130+ downloads in the first week
  • AI speech transcription and live translation

Real-time translation built for actual conversations

FlipTalk started with a personal problem: I wanted my parents to understand my English-speaking friends when everyone was talking around the same table.

Instead of making people take turns dictating sentences, FlipTalk keeps spoken language visible as the conversation happens. Nobody has to pause the room to follow along.

FlipTalk live translation conversation interface

The problem

Traditional translation apps interrupt group conversations. By the time someone records a sentence and waits for a result, the discussion has already moved on.

How I built it

I built FlipTalk in TypeScript and brought it to iOS and Android with Capacitor. It combines AI speech transcription with DeepL translation across more than 30 languages.

The experience is designed to stay out of the way: live transcription appears in under 100 milliseconds and translations arrive in roughly one to two seconds.

Results

FlipTalk went from web prototype to published mobile apps in two weeks and received more than 130 downloads in its first week.

Most importantly, my parents could sit with my English-speaking friends and follow the conversation in real time.

The result is a complete AI product, designed and delivered from prototype to production.

Alexandre Lion

Alexandre Lion ยท Founder

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