Guides and explainers on turning speech into text — subtitles, transcripts, and the free tools that do the work.
Median words per minute in 14 languages, measured on 10,446 YouTube videos from the SozAI transcript library, with the method, what we left out and a check against YouTube's own captions.
A recording is a backup for what you missed, not a second lecture. Here is a method that takes less time than the lecture did and leaves you with questions to review.
The answer belongs to your university and often to the lecturer, not to an app or a general rule. Here is what to check and how to ask, plus what permission does not cover.
A snapshot of the public SozAI transcript library on 24 October 2026: which languages, how long, which topics and channels.
How YouTube auto-dubbing put English captions on Russian videos, how often it happened in the SozAI library and how we fixed it.
Word error rate of SozAI transcription in ten languages, measured on 200 open FLEURS clips, with the weak languages explained and all per-file results published.
A microphone fails at one of four links in a chain, and the symptom you're seeing tells you exactly which one broke.
A practical guide to choosing a verbatim level, labeling speakers and marking pauses, with real timing estimates and an engine's output checked against a public recording.
The transcript button goes missing for two very different reasons, and only one of them can be fixed by looking harder. Here is how to tell them apart and get the text.
How to get a usable SRT out of a YouTube video, why Studio hands you SubViewer instead, and why someone else's captions are a rights question first.
Voice notes stack up when the room is wrong, not because you dislike them. Here is how to clear the queue from the computer you are already sitting at.
Clients who send briefs and addresses as voice messages leave you with a record you cannot search, quote or forward, which is exactly when you need one.
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