DtDoctransform
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Compare Documents

Extract & AnalyzePreview

See what changed between two files.

Drop files here or choose

PDF · multiple allowed

Options

Cost3 credits
Free to try Private & secure Deleted after 1 hour

Accepts

PDF

Returns

Data

Batch

Multiple files

Cost

3 credits

About Compare Documents

See what changed between two files. Use it free in your browser, or call the same thing from your code with one API request.

  • Audit a document's metadata
  • Extract text for downstream processing
  • Spot what changed between two versions

How it works

  1. 1

    Upload your files

    Drop in your PDF — add as many as you need, or pick from your device.

  2. 2

    Set your options

    Tune a couple of settings to get exactly the result you want.

  3. 3

    Download the result

    Grab your extracted data right away. Files are deleted automatically after an hour.

Prefer to automate? Call it by API.

curl -X POST https://api.doctransform.io/analyze/compare \
  -H "Authorization: Bearer dt_live_••••" \
  -F "file=@document.pdf" \
  -F "comparison_type=text"

Questions, answered

Yes — it's free to try in your browser. Programmatic use through the API costs 3 credits per run.

They're encrypted in transit, processed only for your request, and automatically deleted within an hour. We never use them to train models.

PDF. You can process several at once.

Related tools

Metadata

Read a document's metadata.

1 credits

Extract Text

Pull the text layer out of a document.

1 credits