Transcribe Substack Videos Free
Run Substack audio and video through Rewind.ai. Transcribe it, translate it, or turn it into written content.
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Upload your Substack audio or video. You get a text transcript back in seconds.
Open TranscriberAbout Substack
Substack is a publishing platform with 35M+ active subscriptions where writers publish newsletters, podcasts and video content.
Scale: 35M+ paid subscriptions, 500K+ active writers
Substack podcast episodes average 30–60 minutes; live events 45–90 minutes; video content varies widely.
How to Transcribe Substack Content
- Download or save your Substack audio/video file
- Go to the Rewind.ai Transcriber
- Upload your file (MP3, MP4, WAV, M4A and more supported)
- Our AI transcribes it automatically in the detected language
- Download your transcript as text or SRT subtitles
Features
- ✓Runs on faster-whisper (MIT licensed)
- ✓Detects the spoken language automatically across 99 languages
- ✓Timestamps and SRT subtitle export
- ✓Works with every Substack content format
- ✓No sign-up to start
- ✓Your files are deleted after processing
Why Transcribe Substack Content?
- Converting Substack podcast episodes into full written articles for non-audio readers
- Transcribing Substack live video events for accessible text archives
- Creating SEO-indexed text versions of Substack audio content
Platform Details
| Platform | Substack |
| Category | cms |
| Scale | 35M+ paid subscriptions, 500K+ active writers |
| Common formats | MP3, MP4, WAV |
| Languages | 99 |
| AI Model | faster-whisper |
| Price | Free |
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Substack transcription on Rewind.ai is a free AI tool. There's no charge and no sign up needed to start.
Yes. You get 2,500 free tokens per day to use Substack transcription and every other tool on Rewind.ai. A free account raises that to 5,000 tokens/day. You can buy more starting at $1.
Substack transcription runs open-source AI models on our GPU servers. Send your request and the result comes back in seconds.
No. You can use Substack transcription right away without signing up. A free account doubles your daily usage to 5,000 tokens and saves your history.
Anonymous users get 2,500 tokens/day. Free accounts get 5,000 tokens/day. Tokens reset every 24 hours. Each generation costs ~100-5,000 tokens depending on the operation.
Your data is processed on our servers and isn't stored permanently unless you choose to save it. We don't sell or share it.
Yes. Content from Substack transcription is yours to use for personal or commercial work. The AI models we run are commercially licensed.
Substack transcription matches the quality of paid services because it runs the latest open-source AI models. The difference is you don't pay per use.
Substack transcription runs open-source AI models including Qwen 2.5, FLUX and Whisper. We update to newer models as they ship.
Yes. Substack transcription works in any mobile browser, and the layout adapts to your screen size.
Sign up for a free account to get 5,000 tokens/day, double the anonymous limit. Or buy token packs starting at $5 for 200,000 tokens. See /pricing/ for all options.
Yes. After you generate content, you can download it, copy it, or share it via a unique link. Signed-in users can also view their generation history.