Convert Audio to SRT
Turn any audio file into timestamped SRT subtitles. Perfect for adding captions to video.
2 free transcripts daily. No credit card required.
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Convert Audio to SRT with FastTranscriber
Convert audio files to SRT subtitle format. Generate timestamped subtitles from MP3, WAV, or any audio. Here is a quick guide to completing the process with FastTranscriber:
Step 1: Start for Free
Open FastTranscriber and begin with the free daily allowance. No account or credit card is required.
Step 2: Upload Your Audio
Open "Transcribe Files" and select your audio or recording. MP3, WAV, M4A, FLAC, OGG, AAC, and WebM are supported directly.
Step 3: Generate the Captions
Click "Transcribe" to convert the spoken audio into caption text with accurate, speech-synced timestamps.
Review the text and timing, then download an SRT subtitle file for your video editor or publishing platform.
Frequently Asked Questions
Why would I convert audio to SRT?
If you have separate audio (like a podcast) and want to create subtitle files for a video version.
What audio formats work?
MP3, WAV, M4A, FLAC, OGG, AAC, WebM — all supported.
Can I use these SRT files in Premiere Pro?
Yes. SRT is supported by Premiere Pro, Final Cut, DaVinci Resolve, and all major editors.