100% on-device processing

Live subtitles for any audio on your iPhone

Transcribe and translate in real-time. Floating subtitles that work with any app. Fully private, no servers.

Download on the App Store

Everything happens on your device

No servers, no accounts, no tracking. Just real-time audio intelligence.

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System-wide capture

Works with YouTube, Zoom, podcasts, games — any app that plays audio on your iPhone.

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15+ languages

Transcribe and translate between English, Chinese, Japanese, Korean, Spanish, French, and more.

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Floating subtitles

Picture-in-Picture mode keeps subtitles visible while you use other apps. Like a personal interpreter.

Real-time

Words appear as they're spoken. Powered by Apple's Neural Engine for low-latency on-device processing.

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Zero data collection

No audio leaves your phone. No analytics, no telemetry, no ads. We can't see your data even if we wanted to.

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Buy once

One-time purchase. No subscriptions, no in-app purchases, no hidden costs. Yours forever.

Built for every moment

💼 Work

  • Zoom, Teams, Meet — understand international colleagues in real-time
  • Webinars and online training — follow along in your language
  • Client calls — never miss a detail, never ask to repeat
  • Conference recordings — review talks with translated subtitles

🎬 Entertainment

  • YouTube, Netflix, TikTok — watch foreign content without built-in subs
  • Podcasts — read along while multitasking
  • Twitch, Instagram Live — catch every word in real-time
  • Audiobooks — visual companion for hands-free listening

🎓 Learning

  • Language courses — see original and translation side by side
  • University lectures — transcribe classes for better notes
  • TED Talks in any language — learn without the barrier
  • Practice reading speed with live subtitles

Accessibility

  • Hearing-impaired — visual subtitles for any audio content
  • Noisy environments — read what you can't hear
  • Quiet settings — follow audio without turning up volume
  • Works system-wide — no per-app setup needed

Three taps to live subtitles

1

Choose languages

Pick what language the audio is in, and where to translate it. Or just transcribe — translation is optional.

2

Start listening

Tap Start to begin capturing system audio. Only audio is processed — your screen is never recorded.

3

Float or fullscreen

View subtitles in the app, or tap Float to keep them on screen while you use any other app.

Speak any language

Transcription and translation powered by Apple's on-device models. Download language packs for fully offline use.

English 简体中文 繁體中文 日本語 한국어 Español Français Deutsch Português Русский العربية हिन्दी ไทย Tiếng Việt

Privacy is the product

Echofy processes everything on your iPhone using Apple's built-in speech and translation engines. Nothing is recorded, stored, or transmitted.

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No servers
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No tracking
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No accounts
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No data collection

Simple pricing

One price. Everything included. Forever.

$4.99
one-time purchase
Download on the App Store