Compare Invoices or Statements

Find changed figures between two versions of a financial document.

Nid oes angen mewngofnodiMae ffeiliau'n aros yn breifat

Original (A)

Gollwng ffeiliau yma, neu cliciwch i bori

PDF dim cyfyngiad maint ffeil

Pori ffeiliau

Changed (B)

Gollwng ffeiliau yma, neu cliciwch i bori

PDF dim cyfyngiad maint ffeil

Pori ffeiliau

Nid yw eich ffeiliau byth yn gadael eich dyfais. Mae'r holl brosesu yn digwydd yn lleol yn eich porwr.

Drop two PDFs to compare them page by page — side by side, as an onion-skin overlay, or with changed areas highlighted. Both files stay in your browser.

invoices tips

🧾

The difference view quickly surfaces changed amounts and line items.

🔍

Use the overlay to confirm whether a "corrected" statement actually changed anything.

📄

Step through multi-page statements to check every page.

🔒

Financial documents are compared locally — never uploaded.

Sut Mae'n Gweithio

Dewiswch Ffeil

Drop your file into the tool above. It stays entirely on your device — nothing is sent to any server.

Proses

The tool processes your data instantly in your browser using JavaScript. No server, no waiting.

Lawrlwythwch

Get your result instantly. Nothing is stored after you leave the page — complete privacy.

Pam defnyddio ein un ni?

✓Hollol rhad ac am ddim - dim costau cudd, byth

✓Nid oes angen cyfrif, e-bost na mewngofnodi

✓Nid yw ffeiliau byth yn gadael eich dyfais

✓Dim cyfyngiadau maint ffeil o gwbl

✓Dim dyfrnodau ar unrhyw allbwn

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Cwestiynau Cyffredin

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