Compare Documents
Extract & AnalyzeLive APISee what changed between two files.
Compare Documents
See what changed between two files.
Original
Drop or choose
The first / older document
Revised
Drop or choose
The second / newer document
Files are processed securely and deleted after 1 hour.
Accepts
Returns
Data
Batch
Single file
Cost
40 credits
How to compare Documents
Put two documents side by side and see exactly what changed — the text that was added, removed or edited between them. Bytefuse highlights the differences so you can spot revisions in seconds instead of reading both versions line by line.
- 1
Upload your file
Drop in your PDF, or pick from your device.
- 2
Set your options
Tune a couple of settings to get exactly the result you want.
- 3
Download the result
Grab your extracted data right away. Files are deleted automatically after an hour.
Why Bytefuse
Everything you get with Compare Documents
Fast, faithful to your document, and ready for real work — in the browser or over the API.
Added, removed, edited
See every text change between two versions clearly marked, so nothing slips past you during a review.
Spot changes fast
Skip the line-by-line reread and jump straight to what actually moved between the old and new file.
Private by design
Both files travel over an encrypted connection, are used only for this comparison, and are deleted within an hour.
Automate it
Compare document versions from your own code with a single REST call — SDKs and docs included.
Do more with a free Bytefuse account
Create a free account to save your history, process bigger files, and unlock every document tool — no credit card required.
No credit card required · Already have an account? Sign in
Prefer to automate? Call it by API.
curl -X POST https://api.bytefuse.in/analyze/compare \
-H "Authorization: Bearer dt_live_••••" \
-F "file=@document.pdf" \
-F "comparison_type=text"Questions, answered
It highlights text that was added, removed or edited between the two documents, so you can review revisions at a glance.
They should be comparable document versions — an original and its updated copy — so the tool can line up the text and show what differs.
Open Compare Documents on Bytefuse, upload your PDF file, pick your options, and download the result in seconds. It works free in your browser with no signup, or through a single API call — files are automatically deleted after one hour.
Yes — it's free to try in your browser. Programmatic use through the API costs 40 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.
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