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Trustample

Convert AVI to text

Camcorder files, old screen recordings, digitized archives: the speech inside your AVIs, extracted as editable text.

Free: 60 min per 30 days, files up to 30 min / 50 MB · Paid plans: 10 to 100 hrs, files up to 2 GB. Big video? Upload just its audio track: same transcript, much faster upload.

Encrypted in transit · audio & video auto-delete in 30 days · never used to train AI

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Last updated 21 July 2026

AVI is the format of a certain vintage of video: Windows camcorder imports, early screen recordings, DivX-era files, digitized archives. The recordings are often irreplaceable (interviews with relatives, old talks, institutional history) and locked inside a format modern tools treat as an afterthought. Trustample transcribes AVI directly. In our test batch of camcorder-era AVIs with DivX video and MP3 or PCM audio, every file transcribed without conversion, and the speech read out exactly as it does from a modern MP4.

Only the audio track matters, which is good news for AVI specifically. The video codecs of that era aged badly (blocky, dated), but the audio inside is usually plain MP3 or PCM, which transcribes as well as anything recorded today. Grainy 480×360 footage with clear speech yields a clean transcript.

Two kinds of export cover most reasons people open old AVIs. When the goal is a record, TXT, DOCX or PDF turns the speech into a document to search, quote and archive next to the footage. When the footage is being re-edited for modern platforms, SRT and VTT captions matter more, because dated audio is much easier on viewers with subtitles under it. Both come from the same transcript, so fixing a name once fixes the document and the captions together.

How it works

  1. 1Upload the .avi directly. No conversion to MP4 is needed first.
  2. 2Speech is read from the audio track; the dated video quality is irrelevant.
  3. 3Edit inline, then export TXT, DOCX or PDF, or SRT if you're re-publishing the video.

Frequently Asked Questions (FAQs)

Do I need to convert AVI to MP4 before transcribing?

No, upload the AVI as-is. AVI is a container, and the audio inside (usually MP3 or PCM) reads directly. If you were only converting for transcription's sake, skip the step entirely.

The preview player doesn't show my AVI. Did the upload fail?

No. Browsers can't play AVI natively, so the in-page preview may stay blank, but transcription runs server-side where the file reads fine. Judge by the transcript arriving, not the preview playing.

My AVI is from an old camcorder with an odd codec. Will it work?

Almost always, since mainstream-era audio codecs read fine. On the rare truly exotic file that fails, one pass through any free converter (to MP4, or extract the audio) solves it; the transcription job then reports success or failure clearly either way, and failed jobs never count against your minutes.

What's the best way to handle a box of digitized family tapes?

Batch them: upload each AVI, let the queue work, and rename each transcript (person + year works well) so the dashboard becomes a searchable index of who said what, findable decades later. Speaker labels arrive on every paid plan; uploads auto-delete from our side in 30 days while your transcripts and original files stay yours.

How big do AVI files get, and will mine upload?

It depends on the codec inside. DivX and XviD-era AVIs are compact and usually upload as-is. DV-format AVIs from tape imports are another story: raw DV runs about 13 GB per hour, well past even Pro's 2 GB file cap. For those, extract the audio with any free converter (VLC does it) and upload that instead; it is a small fraction of the size and the transcript is identical.

The audio drifts out of sync with the video in my AVI. Does that affect the transcript?

No. Timestamps follow the audio stream itself, so the text and its timings stay internally consistent even when the picture drifts. It only matters if you export SRT captions for a re-edit: fix the sync in your video editor first, then the caption timings will line up with the repaired footage.

An honest note: What is irreplaceable on family tapes is often what recorded worst: a relative talking away from the camera, a room full of party noise, the camcorder mic doing its best from across the garden. Expect the clearly miked moments to transcribe well and the across-the-room ones to need the click-to-replay pass. The transcript indexes the tape; your ear settles the disputed words.

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