Browser-local revision comparison

Know whatchanged beforematerial moves.

  • Check BOMs, material lists, schedules, and takeoff exports before downstream handoff.
  • Compare original and revised exports to create a revision-impact report before procurement, prefab, or fabrication moves forward.
  • Estimate material cost impact and validate supplier quotes when the workflow needs deeper review.
Compare a revised BOM freeView sample report
Check a BOM free
No credit card
Browser-based
Files stay in your browser

Evaluation paths

Reach the first report in minutes.

01

Open the sandbox

Start with a built-in sample revision and see the revision-impact report before any sales call.

Use sample revision
02

Bring your own BOMs

Replace the sample with your old and revised CSV, XLSX, or text PDF files.

Upload locally
03

Inspect the deliverable

Review a public sample report with summary, source-row traces, rows needing review, and export-ready structure.

View sample report

Spreadsheet detective work

Revisions should not turn into detective work.

01

Before

A revised material export arrives and someone spends a half day in Excel hunting for what changed.

With BOM Compare

One browser-local workflow. Every material change surfaced in seconds.

02

Before

Repeated part numbers and inconsistent naming quietly inflate the purchase order.

With BOM Compare

Clean, consolidated data your team can stand behind.

03

Before

The change list lives in three threads, two whiteboards, and one engineer's head.

With BOM Compare

One revision-impact report. Clear. Shareable.

Quantity changes (3)

Part numberDescriptionQty (A)Qty (B)ChangeUOM
PX000003SQUARE TUBE 2" X 2"120156+36FT
PX000006PLATE 1/4"8064-16EA
PX000008HEX BOLT 3/4"200248+48EA

Rows needing review (2)

Part numberReasonDetail
PX000003New partDescription changed
PX000008Quantity unclearCheck source

Clean. Compare. Hand off.

Three steps to clarity.

1

Upload your BOMs

Drag and drop your old and revised BOM files. Excel and CSV are supported.

2

Confirm the columns

We auto-detect part number, quantity, and breakdown. Map once, save presets, reuse anytime.

3

Export your report

A clear revision-impact report your team can trust, share, and act on.

Report preview

A revision-impact report your team can trust.

  • Executive summary with key impacts
  • Added, removed, and quantity changes
  • Grouped by your breakdown columns
  • Rows needing review called out

Revision-impact report

Added

1,246

Removed

892

Quantity

2,317

Review

1,102

Added material (2)

Part numberDescriptionQtyUOMSource
PX000003BASE PLATE24EARevision B
PX000006MOUNTING BRACKET48EARevision B

Removed material (2)

Part numberDescriptionQtyUOMSource
PX000003TOP COVER16EARevision A
PX000006WELD TAB32EARevision A

Real impact

Built for prefab and procurement teams that ship.

2-6 hrs

Typical manual review avoided per revision.

1 clean report

Clear revision-impact handoff.

100%

Browser-local processing by default.

Private by default

Your data stays in your browser.

  • Browser-local processing
  • No raw BOM or quote storage by default
  • No training on customer data
  • Customer-controlled exports

Compare a real revision free.

No credit cardBrowser-basedFiles stay in your browser
Compare a revised BOM freeView sample report