Free Audio Summarizer — Transcribe & Summarize Audio Online

Free online audio summarizer for podcasts, lectures, and interviews. Upload a file and get an AI transcript plus summary in your browser — no signup, 100% private.

100% Private No Signup Runs in Browser
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Using Whisper · Processed on your device

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MP3, WAV, MP4, WebM and more · 100% private

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Features

How It Works

Three simple steps, entirely in your browser

Upload Your Audio

Drag and drop or select any audio file — MP3, WAV, M4A, FLAC, and more. Your file stays on your device.

AI Transcribes & Summarizes

AI transcribes the speech, then generates a concise summary. All processing runs locally via WebGPU.

Get Transcript & Summary

View the full transcript with timestamps and a clear AI summary. Copy or download — your audio never leaves your device.

Why Choose Browser-Based Audio Summarization

No compromises — get audio insights without uploading anything

Complete Privacy

Your audio files never leave your device. No cloud upload, no data retention, no third-party access.

Truly Free

No signup, no credit card, no usage limits. Summarize as many audio files as you need, forever.

Fast Processing

WebGPU acceleration delivers near-native speed. Transcription and summarization run in parallel for quick results.

Multi-Language

Supports audio in 99+ languages with automatic detection. From English to Mandarin, Japanese, and beyond.

Who Uses This Tool

Built for everyone who needs to extract insights from audio

Podcast Listeners

Get a free audio summary of a long episode so you can decide which ones deserve a full listen. Pasting a podcast URL? Use the <a href='/en/features/ai-podcast-summary'>podcast summarizer</a> in the same audio hub.

Students

Summarize recorded lectures, seminars, and study group discussions into focused review notes.

Journalists

Transcribe and summarize interviews, press briefings, and field recordings while keeping sources confidential.

Researchers

Distill hours of interview recordings, focus groups, and conference talks into actionable research insights.

Loved by creators, students & researchers

Why people use BibiGPT to turn videos into text every day.

Trusted by 50,000+ users worldwide

★★★★★

“I paste a link and get clean captions in seconds — it saves me hours of retyping every single week.”

Maya R.

Content Creator · Repurposes short videos

★★★★★

“Exporting the transcript lets me review new words at my own pace instead of pausing the video constantly.”

Daniel K.

Language Learner · Studies with real videos

★★★★★

“Accurate, timestamped text I can quote directly. It has quietly become part of my daily workflow.”

Priya S.

Researcher · Cites public talks

Frequently Asked Questions

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Summarize Any Audio for Free

Upload an audio file and get an AI-powered transcript and summary — all processed locally in your browser.