Audio Transcriber for Subtitles

Convert audio to SRT subtitles using AI. Processing is done locally in your browser.

API Setup

AssemblyAI API Key:

Language:

Transcription Model:

Best: Higher accuracy, recommended for most cases

Nano: Faster processing, good for simple transcriptions

🔑 Get API Key ℹ️

Estimated Cost: Best - $0.37 / hour of transcription | Nano - $0.12 / hour of transcription

Audio File

🎵

Drag an audio file or click to select

Supported formats: MP3, WAV, M4A (max. 100MB)

Transcription Options

Automatic Subtitle Segmentation Divides text into readable segments

Advanced Segmentation Settings

Maximum words per segment: Recommended: 12-14 words

Maximum characters per segment: Recommended: 80-84 characters

Maximum characters per line: Recommended: 35-42 characters

Minimum segment duration (seconds): Recommended: 1-2 seconds

Maximum segment duration (seconds): Recommended: 5-7 seconds

Respect Punctuation Breaks segments at natural punctuation (.!?)

Speaker Diarization Distinguishes between different speakers Add Punctuation Includes automatic punctuation in the text Filter Profanity Removes or censors inappropriate language

About the Audio Transcriber

This tool uses AI to convert audio to SRT subtitles. Some tips: